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
  • Air Transat Air Transat
  • Spirit Airlines Spirit Airlines
  • United Airlines United Airlines
  • Air Canada Air Canada
  • Delta Air Lines Delta Air Lines
  • WestJet WestJet
Cheapest Month July

Travel Period: July 2024 - June 2025

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

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

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

  • Sun Sunday
  • Mon Monday
  • Tue Tuesday
  • Wed Wednesday
  • Thu Thursday
  • Fri Friday
  • Sat Saturday
Cheapest Time 8am

The cheapest time of the day to fly from Ottawa to Chicago is in the morning.

Early Morning 12:01am - 06:00am
Morning 6:01am - 12:00pm
Afternoon 12:01pm - 6:00pm
Evening 6:01pm to 12:00am
12am
6am
12pm
6pm

Flight Schedules

Last Updated: Sun, 2 Jun, 2024

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  • Total Duration
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  • Availability
    • M
    • T
    • W
    • T
    • F
    • S
    • S
  • 06:38 - 08:00
    YOW - ORD
  • 06:38 (YOW)Ottawa McDonald Cartier Intl Airport
  • 08:00 (ORD)Chicago O'Hare International Airport
  • United Airlines (UA 3529)Embraer 170
  • 02h 22m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • Embraer 170
  • 17:26 - 18:51
    YOW - ORD
  • 17:26 (YOW)Ottawa McDonald Cartier Intl Airport
  • 18:51 (ORD)Chicago O'Hare International Airport
  • United Airlines (UA 3409)Embraer 175
  • 02h 25m
  • Direct
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • Embraer 175

Connecting Flights

  • 05:30 - 06:37
    YOW - YYZ
    07:55 - 08:51
    YYZ - ORD
  • 05:30 (YOW)Ottawa McDonald Cartier Intl Airport
    07:55 (YYZ)Toronto Lester B Pearson Intl Airport
  • 06:37 (YYZ)Toronto Lester B Pearson Intl Airport
    08:51 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 439)Airbus
    United Airlines (UA 490)Boeing 737 Max 8 Passenger
  • 04h 21m (01h 18m)
  • YYZ Toronto 01h 18m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 05:30 - 06:37
    YOW - YYZ
    09:00 - 09:54
    YYZ - ORD
  • 05:30 (YOW)Ottawa McDonald Cartier Intl Airport
    09:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 06:37 (YYZ)Toronto Lester B Pearson Intl Airport
    09:54 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 439)Airbus
    Air Canada (AC 503)Airbus A220 300
  • 05h 24m (02h 23m)
  • YYZ Toronto 02h 23m
    • -
    • T
    • W
    • -
    • F
    • -
    • -
  • 05:55 - 06:43
    YOW - YUL
    08:30 - 10:01
    YUL - ORD
  • 05:55 (YOW)Ottawa McDonald Cartier Intl Airport
    08:30 (YUL)Montreal Pierre Elliott Trudeau Int Airport
  • 06:43 (YUL)Montreal Pierre Elliott Trudeau Int Airport
    10:01 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 2272)Dehavilland Dash 8 400
    Air Canada (AC 8959)Embraer Emb 175
  • 05h 06m (01h 47m)
  • YUL Montréal 01h 47m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 06:05 - 07:35
    YOW - EWR
    09:00 - 10:35
    EWR - ORD
  • 06:05 (YOW)Ottawa McDonald Cartier Intl Airport
    09:00 (EWR)Newark Liberty International Airport
  • 07:35 (EWR)Newark Liberty International Airport
    10:35 (ORD)Chicago O'Hare International Airport
  • United Airlines (UA 3609)Embraer 170
    United Airlines (UA 2290)Boeing 757 200 Series
  • 05h 30m (01h 25m)
  • EWR New York City 01h 25m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 06:05 - 07:35
    YOW - EWR
    09:00 - 10:35
    EWR - ORD
  • 06:05 (YOW)Ottawa McDonald Cartier Intl Airport
    09:00 (EWR)Newark Liberty International Airport
  • 07:35 (EWR)Newark Liberty International Airport
    10:35 (ORD)Chicago O'Hare International Airport
  • United Airlines (UA 3609)Embraer 175
    United Airlines (UA 2290)Boeing 757 200 Series
  • 05h 30m (01h 25m)
  • EWR New York City 01h 25m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 07:10 - 08:21
    YOW - YYZ
    11:00 - 12:02
    YYZ - ORD
  • 07:10 (YOW)Ottawa McDonald Cartier Intl Airport
    11:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 08:21 (YYZ)Toronto Lester B Pearson Intl Airport
    12:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 443)Boeing 737 Max 8 Passenger
    United Airlines (UA 5454)Embraer 175
  • 05h 52m (02h 39m)
  • YYZ Toronto 02h 39m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 07:10 - 08:21
    YOW - YYZ
    12:00 - 12:54
    YYZ - ORD
  • 07:10 (YOW)Ottawa McDonald Cartier Intl Airport
    12:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 08:21 (YYZ)Toronto Lester B Pearson Intl Airport
    12:54 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 443)Airbus
    Air Canada (AC 505)Airbus A220 300
  • 06h 44m (03h 39m)
  • YYZ Toronto 03h 39m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 07:10 - 08:21
    YOW - YYZ
    11:00 - 12:02
    YYZ - ORD
  • 07:10 (YOW)Ottawa McDonald Cartier Intl Airport
    11:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 08:21 (YYZ)Toronto Lester B Pearson Intl Airport
    12:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 443)Airbus
    United Airlines (UA 5454)Embraer 175
  • 05h 52m (02h 39m)
  • YYZ Toronto 02h 39m
    • -
    • -
    • -
    • T
    • F
    • -
    • -
  • 07:10 - 08:21
    YOW - YYZ
    11:00 - 12:02
    YYZ - ORD
  • 07:10 (YOW)Ottawa McDonald Cartier Intl Airport
    11:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 08:21 (YYZ)Toronto Lester B Pearson Intl Airport
    12:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 443)Airbus
    United Airlines (UA 5454)Embraer 175
  • 05h 52m (02h 39m)
  • YYZ Toronto 02h 39m
    • -
    • -
    • -
    • T
    • -
    • -
    • -
  • 07:10 - 08:14
    YOW - YTZ
    09:20 - 10:07
    YTZ - MDW
  • 07:10 (YOW)Ottawa McDonald Cartier Intl Airport
    09:20 (YTZ)Toronto City Centre Airport
  • 08:14 (YTZ)Toronto City Centre Airport
    10:07 (MDW)Chicago Midway Airport
  • Porter Airlines (PD 2206)Dehavilland Dash 8 400
    Porter Airlines (PD 2387)Dehavilland Dash 8 400
  • 03h 57m (01h 06m)
  • YTZ Toronto 01h 06m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 07:10 - 08:21
    YOW - YYZ
    12:00 - 12:54
    YYZ - ORD
  • 07:10 (YOW)Ottawa McDonald Cartier Intl Airport
    12:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 08:21 (YYZ)Toronto Lester B Pearson Intl Airport
    12:54 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 443)Boeing 737 Max 8 Passenger
    Air Canada (AC 505)Airbus A220 300
  • 06h 44m (03h 39m)
  • YYZ Toronto 03h 39m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 07:10 - 08:21
    YOW - YYZ
    11:00 - 12:02
    YYZ - ORD
  • 07:10 (YOW)Ottawa McDonald Cartier Intl Airport
    11:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 08:21 (YYZ)Toronto Lester B Pearson Intl Airport
    12:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 443)Airbus
    United Airlines (UA 5454)Embraer 175
  • 05h 52m (02h 39m)
  • YYZ Toronto 02h 39m
    • M
    • -
    • -
    • -
    • -
    • -
    • S
  • 08:10 - 08:57
    YOW - YUL
    11:30 - 13:13
    YUL - ORD
  • 08:10 (YOW)Ottawa McDonald Cartier Intl Airport
    11:30 (YUL)Montreal Pierre Elliott Trudeau Int Airport
  • 08:57 (YUL)Montreal Pierre Elliott Trudeau Int Airport
    13:13 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8004)Dehavilland Dash 8 400
    United Airlines (UA 3562)Embraer 175
  • 06h 03m (02h 33m)
  • YUL Montréal 02h 33m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 08:10 - 08:57
    YOW - YUL
    10:30 - 12:06
    YUL - ORD
  • 08:10 (YOW)Ottawa McDonald Cartier Intl Airport
    10:30 (YUL)Montreal Pierre Elliott Trudeau Int Airport
  • 08:57 (YUL)Montreal Pierre Elliott Trudeau Int Airport
    12:06 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8004)Dehavilland Dash 8 400
    Air Canada (AC 8963)Embraer Emb 175
  • 04h 56m (01h 33m)
  • YUL Montréal 01h 33m
    • M
    • -
    • -
    • -
    • -
    • -
    • -
  • 08:35 - 09:39
    YOW - YTZ
    10:45 - 11:32
    YTZ - MDW
  • 08:35 (YOW)Ottawa McDonald Cartier Intl Airport
    10:45 (YTZ)Toronto City Centre Airport
  • 09:39 (YTZ)Toronto City Centre Airport
    11:32 (MDW)Chicago Midway Airport
  • Porter Airlines (PD 2210)Dehavilland Dash 8 400
    Porter Airlines (PD 2387)Dehavilland Dash 8 400
  • 03h 57m (01h 06m)
  • YTZ Toronto 01h 06m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 08:45 - 09:49
    YOW - YTZ
    10:30 - 11:17
    YTZ - MDW
  • 08:45 (YOW)Ottawa McDonald Cartier Intl Airport
    10:30 (YTZ)Toronto City Centre Airport
  • 09:49 (YTZ)Toronto City Centre Airport
    11:17 (MDW)Chicago Midway Airport
  • Porter Airlines (PD 2210)Dehavilland Dash 8 400
    Porter Airlines (PD 2387)Dehavilland Dash 8 400
  • 03h 32m (00h 41m)
  • YTZ Toronto 00h 41m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 09:20 - 10:27
    YOW - YYZ
    13:00 - 14:02
    YYZ - ORD
  • 09:20 (YOW)Ottawa McDonald Cartier Intl Airport
    13:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 10:27 (YYZ)Toronto Lester B Pearson Intl Airport
    14:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 447)Airbus
    United Airlines (UA 3578)Embraer 170
  • 05h 42m (02h 33m)
  • YYZ Toronto 02h 33m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 09:20 - 10:27
    YOW - YYZ
    12:00 - 12:54
    YYZ - ORD
  • 09:20 (YOW)Ottawa McDonald Cartier Intl Airport
    12:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 10:27 (YYZ)Toronto Lester B Pearson Intl Airport
    12:54 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 447)Airbus
    Air Canada (AC 505)Airbus A220 300
  • 04h 34m (01h 33m)
  • YYZ Toronto 01h 33m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 09:50 - 11:31
    YOW - IAD
    13:05 - 14:15
    IAD - ORD
  • 09:50 (YOW)Ottawa McDonald Cartier Intl Airport
    13:05 (IAD)Washington Dulles International Airport
  • 11:31 (IAD)Washington Dulles International Airport
    14:15 (ORD)Chicago O'Hare International Airport
  • United Airlines (UA 4459)Canadair Regional Jet 550
    United Airlines (UA 2331)Boeing 737 Max 9 Passenger
  • 05h 25m (01h 34m)
  • IAD Washington 01h 34m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 09:50 - 11:31
    YOW - IAD
    13:05 - 14:10
    IAD - ORD
  • 09:50 (YOW)Ottawa McDonald Cartier Intl Airport
    13:05 (IAD)Washington Dulles International Airport
  • 11:31 (IAD)Washington Dulles International Airport
    14:10 (ORD)Chicago O'Hare International Airport
  • United Airlines (UA 4459)Canadair Regional Jet 550
    United Airlines (UA 2331)Boeing 787 8
  • 05h 20m (01h 34m)
  • IAD Washington 01h 34m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 10:00 - 11:07
    YOW - YYZ
    14:00 - 14:54
    YYZ - ORD
  • 10:00 (YOW)Ottawa McDonald Cartier Intl Airport
    14:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 11:07 (YYZ)Toronto Lester B Pearson Intl Airport
    14:54 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 449)Boeing 737 Max 8 Passenger
    Air Canada (AC 507)Airbus A220 300
  • 05h 54m (02h 53m)
  • YYZ Toronto 02h 53m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:00 - 11:07
    YOW - YYZ
    14:00 - 14:54
    YYZ - ORD
  • 10:00 (YOW)Ottawa McDonald Cartier Intl Airport
    14:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 11:07 (YYZ)Toronto Lester B Pearson Intl Airport
    14:54 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 449)Airbus
    Air Canada (AC 507)Airbus A220 300
  • 05h 54m (02h 53m)
  • YYZ Toronto 02h 53m
    • -
    • -
    • -
    • -
    • F
    • -
    • -
  • 10:00 - 11:07
    YOW - YYZ
    13:00 - 14:02
    YYZ - ORD
  • 10:00 (YOW)Ottawa McDonald Cartier Intl Airport
    13:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 11:07 (YYZ)Toronto Lester B Pearson Intl Airport
    14:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 449)Airbus
    United Airlines (UA 3578)Embraer 170
  • 05h 02m (01h 53m)
  • YYZ Toronto 01h 53m
    • -
    • -
    • -
    • -
    • F
    • -
    • -
  • 10:00 - 11:07
    YOW - YYZ
    13:00 - 14:02
    YYZ - ORD
  • 10:00 (YOW)Ottawa McDonald Cartier Intl Airport
    13:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 11:07 (YYZ)Toronto Lester B Pearson Intl Airport
    14:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 449)Airbus
    United Airlines (UA 3578)Embraer 170
  • 05h 02m (01h 53m)
  • YYZ Toronto 01h 53m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 10:00 - 11:07
    YOW - YYZ
    13:00 - 14:02
    YYZ - ORD
  • 10:00 (YOW)Ottawa McDonald Cartier Intl Airport
    13:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 11:07 (YYZ)Toronto Lester B Pearson Intl Airport
    14:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 449)Boeing 737 Max 8 Passenger
    United Airlines (UA 3578)Embraer 170
  • 05h 02m (01h 53m)
  • YYZ Toronto 01h 53m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:00 - 11:07
    YOW - YYZ
    14:00 - 14:54
    YYZ - ORD
  • 10:00 (YOW)Ottawa McDonald Cartier Intl Airport
    14:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 11:07 (YYZ)Toronto Lester B Pearson Intl Airport
    14:54 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 449)Airbus
    Air Canada (AC 507)Airbus A220 300
  • 05h 54m (02h 53m)
  • YYZ Toronto 02h 53m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 10:35 - 12:13
    YOW - DCA
    13:30 - 14:40
    DCA - ORD
  • 10:35 (YOW)Ottawa McDonald Cartier Intl Airport
    13:30 (DCA)Washington Ronald Reagan National Airport
  • 12:13 (DCA)Washington Ronald Reagan National Airport
    14:40 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8867)Canadair Regional
    United Airlines (UA 1863)Airbus
  • 05h 05m (01h 17m)
  • DCA Washington 01h 17m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:40 - 12:18
    YOW - DCA
    15:00 - 16:18
    DCA - ORD
  • 10:40 (YOW)Ottawa McDonald Cartier Intl Airport
    15:00 (DCA)Washington Ronald Reagan National Airport
  • 12:18 (DCA)Washington Ronald Reagan National Airport
    16:18 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8867)Canadair Regional
    United Airlines (UA 4704)Embraer 175
  • 06h 38m (02h 42m)
  • DCA Washington 02h 42m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 10:40 - 12:18
    YOW - DCA
    13:30 - 14:40
    DCA - ORD
  • 10:40 (YOW)Ottawa McDonald Cartier Intl Airport
    13:30 (DCA)Washington Ronald Reagan National Airport
  • 12:18 (DCA)Washington Ronald Reagan National Airport
    14:40 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8867)Canadair Regional
    United Airlines (UA 1863)Airbus
  • 05h 00m (01h 12m)
  • DCA Washington 01h 12m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 10:40 - 12:18
    YOW - DCA
    13:30 - 14:40
    DCA - ORD
  • 10:40 (YOW)Ottawa McDonald Cartier Intl Airport
    13:30 (DCA)Washington Ronald Reagan National Airport
  • 12:18 (DCA)Washington Ronald Reagan National Airport
    14:40 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8867)Canadair Regional
    United Airlines (UA 1863)Airbus
  • 05h 00m (01h 12m)
  • DCA Washington 01h 12m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:40 - 12:18
    YOW - DCA
    15:00 - 16:12
    DCA - ORD
  • 10:40 (YOW)Ottawa McDonald Cartier Intl Airport
    15:00 (DCA)Washington Ronald Reagan National Airport
  • 12:18 (DCA)Washington Ronald Reagan National Airport
    16:12 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8867)Canadair Regional
    United Airlines (UA 2649)Boeing 737 700
  • 06h 32m (02h 42m)
  • DCA Washington 02h 42m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 10:45 - 11:49
    YOW - YTZ
    15:30 - 16:17
    YTZ - MDW
  • 10:45 (YOW)Ottawa McDonald Cartier Intl Airport
    15:30 (YTZ)Toronto City Centre Airport
  • 11:49 (YTZ)Toronto City Centre Airport
    16:17 (MDW)Chicago Midway Airport
  • Porter Airlines (PD 2224)Dehavilland Dash 8 400
    Porter Airlines (PD 2393)Dehavilland Dash 8 400
  • 06h 32m (03h 41m)
  • YTZ Toronto 03h 41m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 11:00 - 11:47
    YOW - YUL
    13:05 - 14:36
    YUL - ORD
  • 11:00 (YOW)Ottawa McDonald Cartier Intl Airport
    13:05 (YUL)Montreal Pierre Elliott Trudeau Int Airport
  • 11:47 (YUL)Montreal Pierre Elliott Trudeau Int Airport
    14:36 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8006)Dehavilland Dash 8 400
    Air Canada (AC 523)Boeing 737 Max 8 Passenger
  • 04h 36m (01h 18m)
  • YUL Montréal 01h 18m
    • -
    • T
    • W
    • -
    • -
    • -
    • -
  • 11:00 - 11:47
    YOW - YUL
    13:05 - 14:41
    YUL - ORD
  • 11:00 (YOW)Ottawa McDonald Cartier Intl Airport
    13:05 (YUL)Montreal Pierre Elliott Trudeau Int Airport
  • 11:47 (YUL)Montreal Pierre Elliott Trudeau Int Airport
    14:41 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8006)Dehavilland Dash 8 400
    Air Canada (AC 8961)Embraer Emb 175
  • 04h 41m (01h 18m)
  • YUL Montréal 01h 18m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 11:30 - 12:34
    YOW - YTZ
    15:30 - 16:17
    YTZ - MDW
  • 11:30 (YOW)Ottawa McDonald Cartier Intl Airport
    15:30 (YTZ)Toronto City Centre Airport
  • 12:34 (YTZ)Toronto City Centre Airport
    16:17 (MDW)Chicago Midway Airport
  • Porter Airlines (PD 2224)Dehavilland Dash 8 400
    Porter Airlines (PD 2393)Dehavilland Dash 8 400
  • 05h 47m (02h 56m)
  • YTZ Toronto 02h 56m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 12:00 - 13:11
    YOW - YYZ
    16:00 - 17:02
    YYZ - ORD
  • 12:00 (YOW)Ottawa McDonald Cartier Intl Airport
    16:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 13:11 (YYZ)Toronto Lester B Pearson Intl Airport
    17:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 453)Boeing 737 Max 8 Passenger
    United Airlines (UA 3636)Embraer 175
  • 06h 02m (02h 49m)
  • YYZ Toronto 02h 49m
    • -
    • T
    • W
    • -
    • F
    • -
    • -
  • 12:30 - 13:34
    YOW - YTZ
    15:30 - 16:17
    YTZ - MDW
  • 12:30 (YOW)Ottawa McDonald Cartier Intl Airport
    15:30 (YTZ)Toronto City Centre Airport
  • 13:34 (YTZ)Toronto City Centre Airport
    16:17 (MDW)Chicago Midway Airport
  • Porter Airlines (PD 2226)Dehavilland Dash 8 400
    Porter Airlines (PD 2393)Dehavilland Dash 8 400
  • 04h 47m (01h 56m)
  • YTZ Toronto 01h 56m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 13:15 - 14:19
    YOW - YTZ
    15:30 - 16:17
    YTZ - MDW
  • 13:15 (YOW)Ottawa McDonald Cartier Intl Airport
    15:30 (YTZ)Toronto City Centre Airport
  • 14:19 (YTZ)Toronto City Centre Airport
    16:17 (MDW)Chicago Midway Airport
  • Porter Airlines (PD 2248)Dehavilland Dash 8 400
    Porter Airlines (PD 2393)Dehavilland Dash 8 400
  • 04h 02m (01h 11m)
  • YTZ Toronto 01h 11m
    • M
    • T
    • W
    • T
    • F
    • -
    • -
  • 13:25 - 14:12
    YOW - YUL
    16:50 - 18:33
    YUL - ORD
  • 13:25 (YOW)Ottawa McDonald Cartier Intl Airport
    16:50 (YUL)Montreal Pierre Elliott Trudeau Int Airport
  • 14:12 (YUL)Montreal Pierre Elliott Trudeau Int Airport
    18:33 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8008)Dehavilland Dash 8 400
    United Airlines (UA 3629)Embraer 175
  • 06h 08m (02h 38m)
  • YUL Montréal 02h 38m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 13:35 - 15:05
    YOW - EWR
    17:00 - 18:40
    EWR - ORD
  • 13:35 (YOW)Ottawa McDonald Cartier Intl Airport
    17:00 (EWR)Newark Liberty International Airport
  • 15:05 (EWR)Newark Liberty International Airport
    18:40 (ORD)Chicago O'Hare International Airport
  • United Airlines (UA 3527)Embraer 170
    United Airlines (UA 1625)Boeing 757 200 Series
  • 06h 05m (01h 55m)
  • EWR New York City 01h 55m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 14:00 - 15:11
    YOW - YYZ
    17:30 - 18:26
    YYZ - ORD
  • 14:00 (YOW)Ottawa McDonald Cartier Intl Airport
    17:30 (YYZ)Toronto Lester B Pearson Intl Airport
  • 15:11 (YYZ)Toronto Lester B Pearson Intl Airport
    18:26 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 457)Airbus
    United Airlines (UA 213)Airbus
  • 05h 26m (02h 19m)
  • YYZ Toronto 02h 19m
    • -
    • -
    • -
    • -
    • -
    • S
    • -
  • 14:00 - 15:11
    YOW - YYZ
    17:30 - 18:26
    YYZ - ORD
  • 14:00 (YOW)Ottawa McDonald Cartier Intl Airport
    17:30 (YYZ)Toronto Lester B Pearson Intl Airport
  • 15:11 (YYZ)Toronto Lester B Pearson Intl Airport
    18:26 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 457)Airbus
    United Airlines (UA 213)Boeing 737 Max 9 Passenger
  • 05h 26m (02h 19m)
  • YYZ Toronto 02h 19m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 14:49 - 16:30
    YOW - IAD
    17:30 - 18:52
    IAD - ORD
  • 14:49 (YOW)Ottawa McDonald Cartier Intl Airport
    17:30 (IAD)Washington Dulles International Airport
  • 16:30 (IAD)Washington Dulles International Airport
    18:52 (ORD)Chicago O'Hare International Airport
  • United Airlines (UA 4441)Canadair Regional Jet 550
    United Airlines (UA 1547)Boeing 757 200 Series
  • 05h 03m (01h 00m)
  • IAD Washington 01h 00m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 15:30 - 16:18
    YOW - YUL
    18:40 - 20:11
    YUL - ORD
  • 15:30 (YOW)Ottawa McDonald Cartier Intl Airport
    18:40 (YUL)Montreal Pierre Elliott Trudeau Int Airport
  • 16:18 (YUL)Montreal Pierre Elliott Trudeau Int Airport
    20:11 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8012)Canadair Regional
    Air Canada (AC 8967)Embraer Emb 175
  • 05h 41m (02h 22m)
  • YUL Montréal 02h 22m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 15:30 - 16:18
    YOW - YUL
    18:40 - 20:16
    YUL - ORD
  • 15:30 (YOW)Ottawa McDonald Cartier Intl Airport
    18:40 (YUL)Montreal Pierre Elliott Trudeau Int Airport
  • 16:18 (YUL)Montreal Pierre Elliott Trudeau Int Airport
    20:16 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 8012)Canadair Regional
    Air Canada (AC 8967)Embraer Emb 175
  • 05h 46m (02h 22m)
  • YUL Montréal 02h 22m
    • -
    • -
    • -
    • -
    • -
    • S
    • S
  • 17:00 - 18:07
    YOW - YYZ
    21:00 - 22:02
    YYZ - ORD
  • 17:00 (YOW)Ottawa McDonald Cartier Intl Airport
    21:00 (YYZ)Toronto Lester B Pearson Intl Airport
  • 18:07 (YYZ)Toronto Lester B Pearson Intl Airport
    22:02 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 463)Airbus
    United Airlines (UA 4631)Embraer 175
  • 06h 02m (02h 53m)
  • YYZ Toronto 02h 53m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 17:00 - 18:07
    YOW - YYZ
    19:50 - 20:44
    YYZ - ORD
  • 17:00 (YOW)Ottawa McDonald Cartier Intl Airport
    19:50 (YYZ)Toronto Lester B Pearson Intl Airport
  • 18:07 (YYZ)Toronto Lester B Pearson Intl Airport
    20:44 (ORD)Chicago O'Hare International Airport
  • Air Canada (AC 463)Airbus
    Air Canada (AC 511)Airbus A220 300
  • 04h 44m (01h 43m)
  • YYZ Toronto 01h 43m
    • -
    • -
    • -
    • T
    • F
    • S
    • S
  • 17:10 - 18:14
    YOW - YTZ
    20:50 - 21:37
    YTZ - MDW
  • 17:10 (YOW)Ottawa McDonald Cartier Intl Airport
    20:50 (YTZ)Toronto City Centre Airport
  • 18:14 (YTZ)Toronto City Centre Airport
    21:37 (MDW)Chicago Midway Airport
  • Porter Airlines (PD 2260)Dehavilland Dash 8 400
    Porter Airlines (PD 2397)Dehavilland Dash 8 400
  • 05h 27m (02h 36m)
  • YTZ Toronto 02h 36m
    • M
    • -
    • W
    • T
    • F
    • -
    • -
  • 17:20 - 18:24
    YOW - YTZ
    20:50 - 21:37
    YTZ - MDW
  • 17:20 (YOW)Ottawa McDonald Cartier Intl Airport
    20:50 (YTZ)Toronto City Centre Airport
  • 18:24 (YTZ)Toronto City Centre Airport
    21:37 (MDW)Chicago Midway Airport
  • Porter Airlines (PD 2260)Dehavilland Dash 8 400
    Porter Airlines (PD 2397)Dehavilland Dash 8 400
  • 05h 17m (02h 26m)
  • YTZ Toronto 02h 26m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
  • 18:00 - 19:30
    YOW - EWR
    21:40 - 23:15
    EWR - ORD
  • 18:00 (YOW)Ottawa McDonald Cartier Intl Airport
    21:40 (EWR)Newark Liberty International Airport
  • 19:30 (EWR)Newark Liberty International Airport
    23:15 (ORD)Chicago O'Hare International Airport
  • United Airlines (UA 3477)Embraer 170
    United Airlines (UA 1308)Boeing 737 900
  • 06h 15m (02h 10m)
  • EWR New York City 02h 10m
    • -
    • -
    • -
    • -
    • -
    • -
    • S
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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 22 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 09:30. The last flight of the day departs at 23:30. 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.