Fare Guide

Estimated lowest fares found within 7 days

Cheapest Airline Porter Airlines

The cheapest airline(s) flying from Ottawa to Chicago is Porter Airlines.

  • Porter Airlines Porter Airlines
  • United Airlines United Airlines
  • Air Canada Air Canada
  • WestJet WestJet
  • Delta Air Lines Delta Air Lines
Cheapest Month October

Travel Period: October 2024 - September 2025

The cheapest month(s) to fly from Ottawa to Chicago is October.

  • Oct 2024
  • Nov 2024
  • Dec 2024
  • Jan 2025
  • Feb 2025
  • Mar 2025
  • Apr 2025
  • May 2025
  • Jun 2025
  • Jul 2025
  • Aug 2025
  • Sep 2025
Cheapest Day of the Week Tuesday

The cheapest day(s) of the week to fly from Ottawa to Chicago is Tuesday.

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday

Flight Schedules

Last Updated: Mon, 2 Sep, 2024

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      • Availability
        • M
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      • 06:30 YOW
        07:58 ORD
        2Hrs, 28m Direct
      • YOWOttawa McDonald Cartier Intl Airport 06:30 - ORD 07:58 2h 28m Direct
      • YOWOttawa McDonald Cartier Intl Airport 06:30
      • ORDChicago O'Hare International Airport 07:58
      • 2h 28m
      • Direct
      • United Airlines (UA 5970)Embraer 175
      • United Airlines (UA 5970)
        • M
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        • W
        • T
        • F
        • S
        • S
      • Embraer 175
      • 11:20 YOW
        12:37 ORD
        2Hrs, 17m Direct
      • YOWOttawa McDonald Cartier Intl Airport 11:20 - ORD 12:37 2h 17m Direct
      • YOWOttawa McDonald Cartier Intl Airport 11:20
      • ORDChicago O'Hare International Airport 12:37
      • 2h 17m
      • Direct
      • United Airlines (UA 5971)Embraer 175
      • United Airlines (UA 5971)
        • -
        • -
        • -
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        • F
        • S
        • S
      • Embraer 175
      • 11:25 YOW
        12:42 ORD
        2Hrs, 17m Direct
      • YOWOttawa McDonald Cartier Intl Airport 11:25 - ORD 12:42 2h 17m Direct
      • YOWOttawa McDonald Cartier Intl Airport 11:25
      • ORDChicago O'Hare International Airport 12:42
      • 2h 17m
      • Direct
      • United Airlines (UA 5971)Embraer 175
      • United Airlines (UA 5971)
        • M
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        • -
        • -
        • -
        • -
      • Embraer 175
      • 17:25 YOW
        18:47 ORD
        2Hrs, 22m Direct
      • YOWOttawa McDonald Cartier Intl Airport 17:25 - ORD 18:47 2h 22m Direct
      • YOWOttawa McDonald Cartier Intl Airport 17:25
      • ORDChicago O'Hare International Airport 18:47
      • 2h 22m
      • Direct
      • United Airlines (UA 3409)Embraer 175
      • United Airlines (UA 3409)
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        • -
        • -
        • -
        • -
      • Embraer 175
      • 17:30 YOW
        18:52 ORD
        2Hrs, 22m Direct
      • YOWOttawa McDonald Cartier Intl Airport 17:30 - ORD 18:52 2h 22m Direct
      • YOWOttawa McDonald Cartier Intl Airport 17:30
      • ORDChicago O'Hare International Airport 18:52
      • 2h 22m
      • Direct
      • United Airlines (UA 3409)Embraer 175
      • United Airlines (UA 3409)
        • -
        • -
        • -
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        • F
        • S
        • S
      • Embraer 175
      • 05:15 YOW
        08:51 ORD
        4Hrs, 36m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 05:15 - ORD 08:51 4h 36m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 05:15
        YYZToronto Lester B Pearson Intl Airport 07:55
      • YYZToronto Lester B Pearson Intl Airport 06:23
        ORDChicago O'Hare International Airport 08:51
      • 4h 36m (1h 32m)
      • 1 Stop YYZ · Toronto 1h 32m
      • Air Canada (AC 439)Airbus
        United Airlines (UA 1538)Boeing 737 Max 9 Passenger
      • Air Canada (AC 439)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 05:15 YOW
        08:51 ORD
        4Hrs, 36m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 05:15 - ORD 08:51 4h 36m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 05:15
        YYZToronto Lester B Pearson Intl Airport 07:55
      • YYZToronto Lester B Pearson Intl Airport 06:23
        ORDChicago O'Hare International Airport 08:51
      • 4h 36m (1h 32m)
      • 1 Stop YYZ · Toronto 1h 32m
      • Air Canada (AC 439)Airbus
        United Airlines (UA 1538)Boeing 737 Max 8 Passenger
      • Air Canada (AC 439)
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        • -
        • -
        • -
      • 05:15 YOW
        08:51 ORD
        4Hrs, 36m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 05:15 - ORD 08:51 4h 36m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 05:15
        YYZToronto Lester B Pearson Intl Airport 07:55
      • YYZToronto Lester B Pearson Intl Airport 06:23
        ORDChicago O'Hare International Airport 08:51
      • 4h 36m (1h 32m)
      • 1 Stop YYZ · Toronto 1h 32m
      • Air Canada (AC 439)Airbus
        United Airlines (UA 1538)Boeing 737 Max 8 Passenger
      • Air Canada (AC 439)
        • -
        • -
        • -
        • -
        • F
        • S
        • S
      • 05:15 YOW
        09:53 ORD
        5Hrs, 38m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 05:15 - ORD 09:53 5h 38m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 05:15
        YYZToronto Lester B Pearson Intl Airport 09:00
      • YYZToronto Lester B Pearson Intl Airport 06:23
        ORDChicago O'Hare International Airport 09:53
      • 5h 38m (2h 37m)
      • 1 Stop YYZ · Toronto 2h 37m
      • Air Canada (AC 439)Airbus
        Air Canada (AC 503)Airbus A220 300
      • Air Canada (AC 439)
        • -
        • -
        • -
        • -
        • F
        • S
        • S
      • 05:15 YOW
        09:53 ORD
        5Hrs, 38m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 05:15 - ORD 09:53 5h 38m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 05:15
        YYZToronto Lester B Pearson Intl Airport 09:00
      • YYZToronto Lester B Pearson Intl Airport 06:23
        ORDChicago O'Hare International Airport 09:53
      • 5h 38m (2h 37m)
      • 1 Stop YYZ · Toronto 2h 37m
      • Air Canada (AC 439)Airbus
        Air Canada (AC 503)Airbus A220 300
      • Air Canada (AC 439)
        • M
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        • -
        • -
        • -
      • 05:55 YOW
        09:50 ORD
        4Hrs, 55m 1 Stop (YUL)
      • YOWOttawa McDonald Cartier Intl Airport 05:55 - ORD 09:50 4h 55m 1 Stop (YUL) Montréal
      • YOWOttawa McDonald Cartier Intl Airport 05:55
        YULMontreal Pierre Elliott Trudeau Int Airport 08:20
      • YULMontreal Pierre Elliott Trudeau Int Airport 06:41
        ORDChicago O'Hare International Airport 09:50
      • 4h 55m (1h 39m)
      • 1 Stop YUL · Montréal 1h 39m
      • Air Canada (AC 2272)Dehavilland Dash 8 400
        Air Canada (AC 521)Boeing 737 Max 8 Passenger
      • Air Canada (AC 2272)
        • M
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        • T
        • F
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        • S
      • 06:05 YOW
        10:34 ORD
        5Hrs, 29m 1 Stop (EWR)
      • YOWOttawa McDonald Cartier Intl Airport 06:05 - ORD 10:34 5h 29m 1 Stop (EWR) New York City
      • YOWOttawa McDonald Cartier Intl Airport 06:05
        EWRNewark Liberty International Airport 09:00
      • EWRNewark Liberty International Airport 07:37
        ORDChicago O'Hare International Airport 10:34
      • 5h 29m (1h 23m)
      • 1 Stop EWR · New York City 1h 23m
      • United Airlines (UA 3609)Embraer 175
        United Airlines (UA 2290)Boeing 737 Max 8 Passenger
      • United Airlines (UA 3609)
        • M
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        • T
        • F
        • S
        • S
      • 07:10 YOW
        10:07 MDW
        3Hrs, 57m 1 Stop (YTZ)
      • YOWOttawa McDonald Cartier Intl Airport 07:10 - MDW 10:07 3h 57m 1 Stop (YTZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 07:10
        YTZToronto City Centre Airport 09:20
      • YTZToronto City Centre Airport 08:14
        MDWChicago Midway Airport 10:07
      • 3h 57m (1h 06m)
      • 1 Stop YTZ · Toronto 1h 06m
      • Porter Airlines (PD 2206)Dehavilland Dash 8 400
        Porter Airlines (PD 2387)Dehavilland Dash 8 400
      • Porter Airlines (PD 2206)
        • M
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        • W
        • T
        • F
        • -
        • -
      • 07:10 YOW
        11:56 ORD
        5Hrs, 46m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 07:10 - ORD 11:56 5h 46m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 07:10
        YYZToronto Lester B Pearson Intl Airport 11:00
      • YYZToronto Lester B Pearson Intl Airport 08:22
        ORDChicago O'Hare International Airport 11:56
      • 5h 46m (2h 38m)
      • 1 Stop YYZ · Toronto 2h 38m
      • Air Canada (AC 443)Boeing 737 Max 8 Passenger
        United Airlines (UA 424)Boeing 737 700
      • Air Canada (AC 443)
        • -
        • -
        • -
        • -
        • F
        • S
        • S
      • 07:10 YOW
        11:56 ORD
        5Hrs, 46m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 07:10 - ORD 11:56 5h 46m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 07:10
        YYZToronto Lester B Pearson Intl Airport 11:00
      • YYZToronto Lester B Pearson Intl Airport 08:22
        ORDChicago O'Hare International Airport 11:56
      • 5h 46m (2h 38m)
      • 1 Stop YYZ · Toronto 2h 38m
      • Air Canada (AC 443)Airbus
        United Airlines (UA 424)Boeing 737 700
      • Air Canada (AC 443)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 07:10 YOW
        11:56 ORD
        5Hrs, 46m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 07:10 - ORD 11:56 5h 46m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 07:10
        YYZToronto Lester B Pearson Intl Airport 11:00
      • YYZToronto Lester B Pearson Intl Airport 08:22
        ORDChicago O'Hare International Airport 11:56
      • 5h 46m (2h 38m)
      • 1 Stop YYZ · Toronto 2h 38m
      • Air Canada (AC 443)Boeing 737 Max 8 Passenger
        United Airlines (UA 2369)Airbus
      • Air Canada (AC 443)
        • M
        • T
        • W
        • -
        • -
        • -
        • -
      • 08:10 YOW
        13:08 ORD
        5Hrs, 58m 1 Stop (YUL)
      • YOWOttawa McDonald Cartier Intl Airport 08:10 - ORD 13:08 5h 58m 1 Stop (YUL) Montréal
      • YOWOttawa McDonald Cartier Intl Airport 08:10
        YULMontreal Pierre Elliott Trudeau Int Airport 11:25
      • YULMontreal Pierre Elliott Trudeau Int Airport 08:56
        ORDChicago O'Hare International Airport 13:08
      • 5h 58m (2h 29m)
      • 1 Stop YUL · Montréal 2h 29m
      • Air Canada (AC 8004)Dehavilland Dash 8 400
        United Airlines (UA 5865)Embraer 175
      • Air Canada (AC 8004)
        • -
        • -
        • -
        • T
        • F
        • -
        • S
      • 08:10 YOW
        13:13 ORD
        6Hrs, 03m 1 Stop (YUL)
      • YOWOttawa McDonald Cartier Intl Airport 08:10 - ORD 13:13 6h 03m 1 Stop (YUL) Montréal
      • YOWOttawa McDonald Cartier Intl Airport 08:10
        YULMontreal Pierre Elliott Trudeau Int Airport 11:30
      • YULMontreal Pierre Elliott Trudeau Int Airport 08:56
        ORDChicago O'Hare International Airport 13:13
      • 6h 03m (2h 34m)
      • 1 Stop YUL · Montréal 2h 34m
      • Air Canada (AC 8004)Dehavilland Dash 8 400
        United Airlines (UA 5865)Embraer 175
      • Air Canada (AC 8004)
        • M
        • T
        • W
        • -
        • -
        • -
        • -
      • 08:35 YOW
        11:32 MDW
        3Hrs, 57m 1 Stop (YTZ)
      • YOWOttawa McDonald Cartier Intl Airport 08:35 - MDW 11:32 3h 57m 1 Stop (YTZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 08:35
        YTZToronto City Centre Airport 10:45
      • YTZToronto City Centre Airport 09:39
        MDWChicago Midway Airport 11:32
      • 3h 57m (1h 06m)
      • 1 Stop YTZ · Toronto 1h 06m
      • Porter Airlines (PD 2210)Dehavilland Dash 8 400
        Porter Airlines (PD 2387)Dehavilland Dash 8 400
      • Porter Airlines (PD 2210)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 08:45 YOW
        11:17 MDW
        3Hrs, 32m 1 Stop (YTZ)
      • YOWOttawa McDonald Cartier Intl Airport 08:45 - MDW 11:17 3h 32m 1 Stop (YTZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 08:45
        YTZToronto City Centre Airport 10:30
      • YTZToronto City Centre Airport 09:49
        MDWChicago Midway Airport 11:17
      • 3h 32m (41m)
      • 1 Stop YTZ · Toronto 41m
      • Porter Airlines (PD 2210)Dehavilland Dash 8 400
        Porter Airlines (PD 2387)Dehavilland Dash 8 400
      • Porter Airlines (PD 2210)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 09:20 YOW
        13:59 ORD
        5Hrs, 39m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 09:20 - ORD 13:59 5h 39m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 09:20
        YYZToronto Lester B Pearson Intl Airport 13:00
      • YYZToronto Lester B Pearson Intl Airport 10:28
        ORDChicago O'Hare International Airport 13:59
      • 5h 39m (2h 32m)
      • 1 Stop YYZ · Toronto 2h 32m
      • Air Canada (AC 447)Airbus A220 300
        United Airlines (UA 5578)Embraer 175
      • Air Canada (AC 447)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 09:20 YOW
        13:59 ORD
        5Hrs, 39m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 09:20 - ORD 13:59 5h 39m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 09:20
        YYZToronto Lester B Pearson Intl Airport 13:00
      • YYZToronto Lester B Pearson Intl Airport 10:28
        ORDChicago O'Hare International Airport 13:59
      • 5h 39m (2h 32m)
      • 1 Stop YYZ · Toronto 2h 32m
      • Air Canada (AC 447)Airbus
        United Airlines (UA 3578)Embraer 175
      • Air Canada (AC 447)
        • -
        • T
        • W
        • T
        • F
        • -
        • -
      • 09:20 YOW
        13:59 ORD
        5Hrs, 39m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 09:20 - ORD 13:59 5h 39m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 09:20
        YYZToronto Lester B Pearson Intl Airport 13:00
      • YYZToronto Lester B Pearson Intl Airport 10:28
        ORDChicago O'Hare International Airport 13:59
      • 5h 39m (2h 32m)
      • 1 Stop YYZ · Toronto 2h 32m
      • Air Canada (AC 447)Airbus
        United Airlines (UA 3578)Embraer 175
      • Air Canada (AC 447)
        • -
        • -
        • -
        • -
        • -
        • S
        • S
      • 09:20 YOW
        12:53 ORD
        4Hrs, 33m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 09:20 - ORD 12:53 4h 33m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 09:20
        YYZToronto Lester B Pearson Intl Airport 12:00
      • YYZToronto Lester B Pearson Intl Airport 10:28
        ORDChicago O'Hare International Airport 12:53
      • 4h 33m (1h 32m)
      • 1 Stop YYZ · Toronto 1h 32m
      • Air Canada (AC 447)Airbus A220 300
        Air Canada (AC 505)Airbus A220 300
      • Air Canada (AC 447)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 09:20 YOW
        12:53 ORD
        4Hrs, 33m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 09:20 - ORD 12:53 4h 33m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 09:20
        YYZToronto Lester B Pearson Intl Airport 12:00
      • YYZToronto Lester B Pearson Intl Airport 10:28
        ORDChicago O'Hare International Airport 12:53
      • 4h 33m (1h 32m)
      • 1 Stop YYZ · Toronto 1h 32m
      • Air Canada (AC 447)Airbus
        Air Canada (AC 505)Airbus A220 300
      • Air Canada (AC 447)
        • -
        • T
        • W
        • T
        • F
        • -
        • -
      • 09:20 YOW
        12:53 ORD
        4Hrs, 33m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 09:20 - ORD 12:53 4h 33m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 09:20
        YYZToronto Lester B Pearson Intl Airport 12:00
      • YYZToronto Lester B Pearson Intl Airport 10:28
        ORDChicago O'Hare International Airport 12:53
      • 4h 33m (1h 32m)
      • 1 Stop YYZ · Toronto 1h 32m
      • Air Canada (AC 447)Airbus
        Air Canada (AC 505)Airbus A220 300
      • Air Canada (AC 447)
        • -
        • -
        • -
        • -
        • -
        • S
        • S
      • 09:45 YOW
        13:55 ORD
        5Hrs, 10m 1 Stop (IAD)
      • YOWOttawa McDonald Cartier Intl Airport 09:45 - ORD 13:55 5h 10m 1 Stop (IAD) Washington
      • YOWOttawa McDonald Cartier Intl Airport 09:45
        IADWashington Dulles International Airport 12:48
      • IADWashington Dulles International Airport 11:27
        ORDChicago O'Hare International Airport 13:55
      • 5h 10m (1h 21m)
      • 1 Stop IAD · Washington 1h 21m
      • United Airlines (UA 4459)Canadair Regional Jet 550
        United Airlines (UA 1562)Airbus
      • United Airlines (UA 4459)
        • M
        • T
        • W
        • -
        • -
        • -
        • -
      • 09:45 YOW
        14:02 ORD
        5Hrs, 17m 1 Stop (IAD)
      • YOWOttawa McDonald Cartier Intl Airport 09:45 - ORD 14:02 5h 17m 1 Stop (IAD) Washington
      • YOWOttawa McDonald Cartier Intl Airport 09:45
        IADWashington Dulles International Airport 12:55
      • IADWashington Dulles International Airport 11:27
        ORDChicago O'Hare International Airport 14:02
      • 5h 17m (1h 28m)
      • 1 Stop IAD · Washington 1h 28m
      • United Airlines (UA 4459)Canadair Regional Jet 550
        United Airlines (UA 1083)Boeing 737 Max 9 Passenger
      • United Airlines (UA 4459)
        • -
        • -
        • -
        • T
        • F
        • S
        • -
      • 09:45 YOW
        14:02 ORD
        5Hrs, 17m 1 Stop (IAD)
      • YOWOttawa McDonald Cartier Intl Airport 09:45 - ORD 14:02 5h 17m 1 Stop (IAD) Washington
      • YOWOttawa McDonald Cartier Intl Airport 09:45
        IADWashington Dulles International Airport 12:55
      • IADWashington Dulles International Airport 11:27
        ORDChicago O'Hare International Airport 14:02
      • 5h 17m (1h 28m)
      • 1 Stop IAD · Washington 1h 28m
      • United Airlines (UA 4459)Canadair Regional Jet 550
        United Airlines (UA 1083)Boeing 737 900
      • United Airlines (UA 4459)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 10:00 YOW
        14:53 ORD
        5Hrs, 53m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 10:00 - ORD 14:53 5h 53m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 10:00
        YYZToronto Lester B Pearson Intl Airport 14:00
      • YYZToronto Lester B Pearson Intl Airport 11:08
        ORDChicago O'Hare International Airport 14:53
      • 5h 53m (2h 52m)
      • 1 Stop YYZ · Toronto 2h 52m
      • Air Canada (AC 449)Airbus
        Air Canada (AC 507)Airbus A220 300
      • Air Canada (AC 449)
        • -
        • T
        • W
        • T
        • F
        • -
        • S
      • 10:00 YOW
        13:59 ORD
        4Hrs, 59m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 10:00 - ORD 13:59 4h 59m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 10:00
        YYZToronto Lester B Pearson Intl Airport 13:00
      • YYZToronto Lester B Pearson Intl Airport 11:08
        ORDChicago O'Hare International Airport 13:59
      • 4h 59m (1h 52m)
      • 1 Stop YYZ · Toronto 1h 52m
      • Air Canada (AC 449)Airbus
        United Airlines (UA 3578)Embraer 175
      • Air Canada (AC 449)
        • -
        • T
        • W
        • T
        • F
        • -
        • S
      • 10:40 YOW
        14:40 ORD
        5Hrs, 00m 1 Stop (DCA)
      • YOWOttawa McDonald Cartier Intl Airport 10:40 - ORD 14:40 5h 1 Stop (DCA) Washington
      • YOWOttawa McDonald Cartier Intl Airport 10:40
        DCAWashington Ronald Reagan National Airport 13:30
      • DCAWashington Ronald Reagan National Airport 12:20
        ORDChicago O'Hare International Airport 14:40
      • 5h (1h 10m)
      • 1 Stop DCA · Washington 1h 10m
      • Air Canada (AC 8867)Canadair Regional
        United Airlines (UA 1863)Boeing 737 800
      • Air Canada (AC 8867)
        • M
        • T
        • W
        • T
        • F
        • S
        • S
      • 10:45 YOW
        16:17 MDW
        6Hrs, 32m 1 Stop (YTZ)
      • YOWOttawa McDonald Cartier Intl Airport 10:45 - MDW 16:17 6h 32m 1 Stop (YTZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 10:45
        YTZToronto City Centre Airport 15:30
      • YTZToronto City Centre Airport 11:49
        MDWChicago Midway Airport 16:17
      • 6h 32m (3h 41m)
      • 1 Stop YTZ · Toronto 3h 41m
      • Porter Airlines (PD 2224)Dehavilland Dash 8 400
        Porter Airlines (PD 2393)Dehavilland Dash 8 400
      • Porter Airlines (PD 2224)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 11:00 YOW
        14:44 ORD
        4Hrs, 44m 1 Stop (YUL)
      • YOWOttawa McDonald Cartier Intl Airport 11:00 - ORD 14:44 4h 44m 1 Stop (YUL) Montréal
      • YOWOttawa McDonald Cartier Intl Airport 11:00
        YULMontreal Pierre Elliott Trudeau Int Airport 13:10
      • YULMontreal Pierre Elliott Trudeau Int Airport 11:46
        ORDChicago O'Hare International Airport 14:44
      • 4h 44m (1h 24m)
      • 1 Stop YUL · Montréal 1h 24m
      • Air Canada (AC 8006)Dehavilland Dash 8 400
        Air Canada (AC 8961)Embraer Emb 175
      • Air Canada (AC 8006)
        • M
        • T
        • W
        • T
        • F
        • S
        • S
      • 11:30 YOW
        16:17 MDW
        5Hrs, 47m 1 Stop (YTZ)
      • YOWOttawa McDonald Cartier Intl Airport 11:30 - MDW 16:17 5h 47m 1 Stop (YTZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 11:30
        YTZToronto City Centre Airport 15:30
      • YTZToronto City Centre Airport 12:34
        MDWChicago Midway Airport 16:17
      • 5h 47m (2h 56m)
      • 1 Stop YTZ · Toronto 2h 56m
      • Porter Airlines (PD 2224)Dehavilland Dash 8 400
        Porter Airlines (PD 2393)Dehavilland Dash 8 400
      • Porter Airlines (PD 2224)
        • M
        • T
        • W
        • T
        • F
        • -
        • -
      • 12:00 YOW
        16:59 ORD
        5Hrs, 59m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 12:00 - ORD 16:59 5h 59m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 12:00
        YYZToronto Lester B Pearson Intl Airport 16:00
      • YYZToronto Lester B Pearson Intl Airport 13:08
        ORDChicago O'Hare International Airport 16:59
      • 5h 59m (2h 52m)
      • 1 Stop YYZ · Toronto 2h 52m
      • Air Canada (AC 453)Airbus A220 300
        United Airlines (UA 5725)Embraer 175
      • Air Canada (AC 453)
        • -
        • -
        • -
        • T
        • F
        • -
        • S
      • 12:00 YOW
        16:59 ORD
        5Hrs, 59m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 12:00 - ORD 16:59 5h 59m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 12:00
        YYZToronto Lester B Pearson Intl Airport 16:00
      • YYZToronto Lester B Pearson Intl Airport 13:08
        ORDChicago O'Hare International Airport 16:59
      • 5h 59m (2h 52m)
      • 1 Stop YYZ · Toronto 2h 52m
      • Air Canada (AC 453)Airbus
        United Airlines (UA 3636)Embraer 175
      • Air Canada (AC 453)
        • M
        • T
        • -
        • -
        • -
        • -
        • -
      • 12:00 YOW
        16:59 ORD
        5Hrs, 59m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 12:00 - ORD 16:59 5h 59m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 12:00
        YYZToronto Lester B Pearson Intl Airport 16:00
      • YYZToronto Lester B Pearson Intl Airport 13:08
        ORDChicago O'Hare International Airport 16:59
      • 5h 59m (2h 52m)
      • 1 Stop YYZ · Toronto 2h 52m
      • Air Canada (AC 453)Airbus
        United Airlines (UA 3636)Embraer 175
      • Air Canada (AC 453)
        • -
        • -
        • W
        • -
        • -
        • -
        • -
      • 12:30 YOW
        16:17 MDW
        4Hrs, 47m 1 Stop (YTZ)
      • YOWOttawa McDonald Cartier Intl Airport 12:30 - MDW 16:17 4h 47m 1 Stop (YTZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 12:30
        YTZToronto City Centre Airport 15:30
      • YTZToronto City Centre Airport 13:34
        MDWChicago Midway Airport 16:17
      • 4h 47m (1h 56m)
      • 1 Stop YTZ · Toronto 1h 56m
      • Porter Airlines (PD 2226)Dehavilland Dash 8 400
        Porter Airlines (PD 2393)Dehavilland Dash 8 400
      • Porter Airlines (PD 2226)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 13:15 YOW
        16:17 MDW
        4Hrs, 02m 1 Stop (YTZ)
      • YOWOttawa McDonald Cartier Intl Airport 13:15 - MDW 16:17 4h 02m 1 Stop (YTZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 13:15
        YTZToronto City Centre Airport 15:30
      • YTZToronto City Centre Airport 14:19
        MDWChicago Midway Airport 16:17
      • 4h 02m (1h 11m)
      • 1 Stop YTZ · Toronto 1h 11m
      • Porter Airlines (PD 2248)Dehavilland Dash 8 400
        Porter Airlines (PD 2393)Dehavilland Dash 8 400
      • Porter Airlines (PD 2248)
        • M
        • T
        • W
        • T
        • F
        • -
        • -
      • 13:25 YOW
        18:33 ORD
        6Hrs, 08m 1 Stop (YUL)
      • YOWOttawa McDonald Cartier Intl Airport 13:25 - ORD 18:33 6h 08m 1 Stop (YUL) Montréal
      • YOWOttawa McDonald Cartier Intl Airport 13:25
        YULMontreal Pierre Elliott Trudeau Int Airport 16:50
      • YULMontreal Pierre Elliott Trudeau Int Airport 14:11
        ORDChicago O'Hare International Airport 18:33
      • 6h 08m (2h 39m)
      • 1 Stop YUL · Montréal 2h 39m
      • Air Canada (AC 8008)Dehavilland Dash 8 400
        United Airlines (UA 3629)Embraer 175
      • Air Canada (AC 8008)
        • M
        • T
        • W
        • T
        • F
        • S
        • S
      • 13:34 YOW
        18:50 ORD
        6Hrs, 16m 1 Stop (EWR)
      • YOWOttawa McDonald Cartier Intl Airport 13:34 - ORD 18:50 6h 16m 1 Stop (EWR) New York City
      • YOWOttawa McDonald Cartier Intl Airport 13:34
        EWRNewark Liberty International Airport 17:14
      • EWRNewark Liberty International Airport 15:23
        ORDChicago O'Hare International Airport 18:50
      • 6h 16m (1h 51m)
      • 1 Stop EWR · New York City 1h 51m
      • United Airlines (UA 3527)Embraer 175
        United Airlines (UA 403)Boeing 757 200 Series
      • United Airlines (UA 3527)
        • M
        • T
        • W
        • -
        • -
        • -
        • -
      • 13:35 YOW
        18:42 ORD
        6Hrs, 07m 1 Stop (EWR)
      • YOWOttawa McDonald Cartier Intl Airport 13:35 - ORD 18:42 6h 07m 1 Stop (EWR) New York City
      • YOWOttawa McDonald Cartier Intl Airport 13:35
        EWRNewark Liberty International Airport 17:05
      • EWRNewark Liberty International Airport 15:24
        ORDChicago O'Hare International Airport 18:42
      • 6h 07m (1h 41m)
      • 1 Stop EWR · New York City 1h 41m
      • United Airlines (UA 3527)Embraer 175
        United Airlines (UA 661)Boeing 757 200 Series
      • United Airlines (UA 3527)
        • -
        • -
        • -
        • T
        • -
        • -
        • -
      • 13:35 YOW
        18:27 ORD
        5Hrs, 52m 1 Stop (EWR)
      • YOWOttawa McDonald Cartier Intl Airport 13:35 - ORD 18:27 5h 52m 1 Stop (EWR) New York City
      • YOWOttawa McDonald Cartier Intl Airport 13:35
        EWRNewark Liberty International Airport 16:55
      • EWRNewark Liberty International Airport 15:24
        ORDChicago O'Hare International Airport 18:27
      • 5h 52m (1h 31m)
      • 1 Stop EWR · New York City 1h 31m
      • United Airlines (UA 3527)Embraer 170
        United Airlines (UA 661)Boeing 757 200 Series
      • United Airlines (UA 3527)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 13:35 YOW
        18:42 ORD
        6Hrs, 07m 1 Stop (EWR)
      • YOWOttawa McDonald Cartier Intl Airport 13:35 - ORD 18:42 6h 07m 1 Stop (EWR) New York City
      • YOWOttawa McDonald Cartier Intl Airport 13:35
        EWRNewark Liberty International Airport 17:05
      • EWRNewark Liberty International Airport 15:24
        ORDChicago O'Hare International Airport 18:42
      • 6h 07m (1h 41m)
      • 1 Stop EWR · New York City 1h 41m
      • United Airlines (UA 3527)Embraer 170
        United Airlines (UA 661)Boeing 757 200 Series
      • United Airlines (UA 3527)
        • -
        • -
        • -
        • -
        • F
        • S
        • -
      • 14:00 YOW
        18:33 ORD
        5Hrs, 33m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 14:00 - ORD 18:33 5h 33m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 14:00
        YYZToronto Lester B Pearson Intl Airport 17:30
      • YYZToronto Lester B Pearson Intl Airport 15:08
        ORDChicago O'Hare International Airport 18:33
      • 5h 33m (2h 22m)
      • 1 Stop YYZ · Toronto 2h 22m
      • Air Canada (AC 457)Airbus A220 300
        United Airlines (UA 213)Airbus
      • Air Canada (AC 457)
        • -
        • -
        • W
        • T
        • F
        • -
        • -
      • 14:00 YOW
        18:33 ORD
        5Hrs, 33m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 14:00 - ORD 18:33 5h 33m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 14:00
        YYZToronto Lester B Pearson Intl Airport 17:30
      • YYZToronto Lester B Pearson Intl Airport 15:08
        ORDChicago O'Hare International Airport 18:33
      • 5h 33m (2h 22m)
      • 1 Stop YYZ · Toronto 2h 22m
      • Air Canada (AC 457)Airbus
        United Airlines (UA 213)Airbus
      • Air Canada (AC 457)
        • -
        • -
        • -
        • -
        • -
        • -
        • S
      • 14:00 YOW
        18:33 ORD
        5Hrs, 33m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 14:00 - ORD 18:33 5h 33m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 14:00
        YYZToronto Lester B Pearson Intl Airport 17:30
      • YYZToronto Lester B Pearson Intl Airport 15:08
        ORDChicago O'Hare International Airport 18:33
      • 5h 33m (2h 22m)
      • 1 Stop YYZ · Toronto 2h 22m
      • Air Canada (AC 457)Airbus
        United Airlines (UA 213)Airbus
      • Air Canada (AC 457)
        • -
        • T
        • -
        • -
        • -
        • -
        • -
      • 14:30 YOW
        19:02 MDW
        5Hrs, 32m 1 Stop (YTZ)
      • YOWOttawa McDonald Cartier Intl Airport 14:30 - MDW 19:02 5h 32m 1 Stop (YTZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 14:30
        YTZToronto City Centre Airport 18:15
      • YTZToronto City Centre Airport 15:34
        MDWChicago Midway Airport 19:02
      • 5h 32m (2h 41m)
      • 1 Stop YTZ · Toronto 2h 41m
      • Porter Airlines (PD 2230)Dehavilland Dash 8 400
        Porter Airlines (PD 2399)Dehavilland Dash 8 400
      • Porter Airlines (PD 2230)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 14:50 YOW
        18:55 ORD
        5Hrs, 05m 1 Stop (IAD)
      • YOWOttawa McDonald Cartier Intl Airport 14:50 - ORD 18:55 5h 05m 1 Stop (IAD) Washington
      • YOWOttawa McDonald Cartier Intl Airport 14:50
        IADWashington Dulles International Airport 17:34
      • IADWashington Dulles International Airport 16:30
        ORDChicago O'Hare International Airport 18:55
      • 5h 05m (1h 04m)
      • 1 Stop IAD · Washington 1h 04m
      • United Airlines (UA 4441)Canadair Regional Jet 550
        United Airlines (UA 2497)Boeing 757 200 Series
      • United Airlines (UA 4441)
        • M
        • T
        • W
        • T
        • F
        • S
        • S
      • 15:30 YOW
        20:05 ORD
        5Hrs, 35m 1 Stop (YUL)
      • YOWOttawa McDonald Cartier Intl Airport 15:30 - ORD 20:05 5h 35m 1 Stop (YUL) Montréal
      • YOWOttawa McDonald Cartier Intl Airport 15:30
        YULMontreal Pierre Elliott Trudeau Int Airport 18:35
      • YULMontreal Pierre Elliott Trudeau Int Airport 16:17
        ORDChicago O'Hare International Airport 20:05
      • 5h 35m (2h 18m)
      • 1 Stop YUL · Montréal 2h 18m
      • Air Canada (AC 8012)Canadair Regional
        Air Canada (AC 525)Airbus A220 300
      • Air Canada (AC 8012)
        • M
        • T
        • W
        • T
        • F
        • S
        • S
      • 16:25 YOW
        19:02 MDW
        3Hrs, 37m 1 Stop (YTZ)
      • YOWOttawa McDonald Cartier Intl Airport 16:25 - MDW 19:02 3h 37m 1 Stop (YTZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 16:25
        YTZToronto City Centre Airport 18:15
      • YTZToronto City Centre Airport 17:29
        MDWChicago Midway Airport 19:02
      • 3h 37m (46m)
      • 1 Stop YTZ · Toronto 46m
      • Porter Airlines (PD 2250)Dehavilland Dash 8 400
        Porter Airlines (PD 2399)Dehavilland Dash 8 400
      • Porter Airlines (PD 2250)
        • -
        • -
        • -
        • -
        • -
        • S
        • -
      • 17:00 YOW
        20:43 ORD
        4Hrs, 43m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 17:00 - ORD 20:43 4h 43m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 17:00
        YYZToronto Lester B Pearson Intl Airport 19:50
      • YYZToronto Lester B Pearson Intl Airport 18:08
        ORDChicago O'Hare International Airport 20:43
      • 4h 43m (1h 42m)
      • 1 Stop YYZ · Toronto 1h 42m
      • Air Canada (AC 463)Airbus
        Air Canada (AC 511)Airbus A220 300
      • Air Canada (AC 463)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
      • 17:00 YOW
        20:43 ORD
        4Hrs, 43m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 17:00 - ORD 20:43 4h 43m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 17:00
        YYZToronto Lester B Pearson Intl Airport 19:50
      • YYZToronto Lester B Pearson Intl Airport 18:08
        ORDChicago O'Hare International Airport 20:43
      • 4h 43m (1h 42m)
      • 1 Stop YYZ · Toronto 1h 42m
      • Air Canada (AC 463)Airbus
        Air Canada (AC 511)Airbus A220 300
      • Air Canada (AC 463)
        • -
        • T
        • W
        • T
        • F
        • S
        • S
      • 17:00 YOW
        22:05 ORD
        6Hrs, 05m 1 Stop (YYZ)
      • YOWOttawa McDonald Cartier Intl Airport 17:00 - ORD 22:05 6h 05m 1 Stop (YYZ) Toronto
      • YOWOttawa McDonald Cartier Intl Airport 17:00
        YYZToronto Lester B Pearson Intl Airport 21:00
      • YYZToronto Lester B Pearson Intl Airport 18:08
        ORDChicago O'Hare International Airport 22:05
      • 6h 05m (2h 52m)
      • 1 Stop YYZ · Toronto 2h 52m
      • Air Canada (AC 463)Airbus
        United Airlines (UA 4631)Embraer 175
      • Air Canada (AC 463)
        • M
        • -
        • -
        • -
        • -
        • -
        • -
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      What’s the fastest flight time from Ottawa to Chicago?

      The fastest flight time for direct flights from Ottawa to Chicago is 2 hours 17 minutes. Check latest flight schedules & prices on Wego.

      How far is Chicago from Ottawa?

      The flight distance between Ottawa and Chicago is 1036km. Check all available flights on Wego.

      When is the earliest and latest flight of the day?

      The earliest flight of the day departs at 05:15. The last flight of the day departs at 05:15. See the full list of flight times on Wego.

      How many airlines offer direct flights from Ottawa to Chicago?

      There are 1 airlines that offer direct flights from Ottawa to Chicago. Find out the list of airlines on Wego.

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