
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $249 (Mytrip) |
One-way from | $91 (Kiwi.com) |
Popular in | November |
Cheapest in | May |
Average price | $609 |
Good round-trip deal | $630 or less |
Good one-way deal | $399 or less |
Fly from
Fly to
Route
Depart
Return
Price
ChicagoOttawa
ORD - YOW
ORDYOW
Chicago O'Hare Intl
Wed 1/14
7:20 am-5:25 pm
1 stop9h 05m
Ottawa
Thu 1/15
7:00 am-8:57 pm
1 stop14h 57m
ChicagoOttawa
ORD - YOW
ORDYOW
Chicago O'Hare Intl
Sun 1/18
7:58 pm-5:15 pm
1 stop20h 17m
Ottawa
Tue 1/27
7:00 am-9:03 pm
1 stop15h 03m
ChicagoOttawa
ORD - YOW
ORDYOW
Chicago O'Hare Intl
Fri 1/23
5:15 am-12:42 am
2 stops18h 27m
Ottawa
Sun 1/25
4:20 pm-9:03 pm
3 stops29h 43m
ChicagoOttawa
ORD - YOW
ORDYOW
Chicago O'Hare Intl
Fri 1/9
7:21 pm-2:58 pm
1 stop18h 37m
Ottawa
Mon 1/19
7:15 pm-1:57 pm
2 stops19h 42m
ChicagoOttawa
ORD - YOW
ORDYOW
Chicago O'Hare Intl
Wed 1/14
7:21 pm-2:58 pm
1 stop18h 37m
Ottawa
Wed 1/21
7:00 am-9:03 pm
1 stop15h 03m
ChicagoOttawa
MDW - YOW
MDWYOW
Chicago Midway
Fri 1/23
11:05 am-12:42 am
1 stop12h 37m
Ottawa
Sun 1/25
5:40 am-3:20 pm
1 stop10h 40m
ChicagoOttawa
MDW - YOW
MDWYOW
Chicago Midway
Thu 1/15
11:05 am-5:29 pm
1 stop5h 24m
Ottawa
Sun 1/18
4:35 pm-12:02 am
2 stops8h 27m
ChicagoOttawa
MDW - YOW
MDWYOW
Chicago Midway
Fri 1/16
11:05 am-7:59 am
1 stop19h 54m
Ottawa
Sun 1/18
3:55 pm-12:02 am
1 stop9h 07m
ChicagoOttawa
MDW - YOW
MDWYOW
Chicago Midway
Tue 1/13
11:05 am-12:42 am
1 stop12h 37m
Ottawa
Tue 1/20
5:40 am-12:51 pm
2 stops8h 11m
ChicagoOttawa
MDW - YOW
MDWYOW
Chicago Midway
Sun 1/18
4:15 pm-7:59 am
1 stop14h 44m
Ottawa
Tue 1/27
5:40 am-12:49 pm
2 stops8h 09m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from Chicago to Ottawa, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, April is the cheapest month in which you can book a flight from Chicago to Ottawa (average of $103). Flying from Chicago to Ottawa in July is currently the most expensive (average of $236). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s typically best to fly out from Chicago to Ottawa in the afternoon. Doing so could potentially save you 18% on the flight price compared to flying in the evening, which is usually more expensive.
About 11% of weekly flights between Chicago and Ottawa have experienced delays in the past year, with the average delay time being 135 minutes.
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Friday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 11% of flights being delayed.
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Mohameed,Nov 2025
LAS - YYZ
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Mohameed,Nov 2025
LAS - YYZ
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Mohameed,Nov 2025
LAS - YYZ
Entertainment
Food
Crew
Boarding
Overall
Comfort
Reviews
Mohameed,Nov 2025
LAS - YYZ
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$328 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$236 | Average$545 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$250 | Average$370 | FlexibilityNo cancel fee | On-time52% |