Find Deals on Flights from Ottawa to Chicago O'Hare International (YOW - ORD)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
Compare vs. KAYAK all | none
Browse Origins:
Browse Destinations:

Dates flexible? Here are the best fares found in the past 48 hours...

Book cheap flights from Ottawa to Chicago O'Hare International

(Round-trip)
Depart: Wed May 3 2017 Return: Sun May 7 2017 Trip spans 5 days
Major Airline
Major Airline
YOW
8:00a
ORD
1:40p
5h 40m
1 stop
ORD
12:30a
YOW
1:07a
24h 37m
1 stop
Depart: Fri Aug 18 2017 Return: Mon Aug 21 2017 Trip spans 4 days
Delta
Delta
YOW
2:30a
ORD
11:17a
8h 47m
2 stops
ORD
7:35a
YOW
6:30p
10h 55m
2 stops
Depart: Mon Jun 5 2017 Return: Thu Jun 8 2017 Trip spans 4 days
WestJet
WestJet
YOW
12:00p
ORD
5:38p
5h 38m
1 stop
ORD
3:05a
YOW
8:07a
5h 02m
1 stop
Depart: Fri May 5 2017 Return: Mon May 8 2017 Trip spans 4 days
Air Canada
Air Canada
YOW
1:25a
ORD
5:53a
4h 28m
1 stop
ORD
2:20a
YOW
6:10a
3h 50m
1 stop
Depart: Thu Jun 15 2017 Return: Mon Jun 19 2017 Trip spans 5 days
Delta
Delta
YOW
2:30a
ORD
3:11p
12h 41m
2 stops
ORD
8:00a
YOW
6:30p
10h 30m
2 stops
Depart: Mon Jun 12 2017 Return: Tue Jun 13 2017 Trip spans 2 days
Delta
Delta
YOW
2:30a
ORD
11:12a
8h 42m
2 stops
ORD
2:45p
YOW
8:07a
17h 22m
2 stops
Depart: Wed Apr 5 2017 Return: Sun Apr 9 2017 Trip spans 5 days
WestJet
WestJet
YOW
4:00a
ORD
9:37a
5h 37m
1 stop
ORD
4:30a
YOW
9:07a
4h 37m
1 stop
Depart: Wed Jun 28 2017 Return: Mon Jul 31 2017 Trip spans 34 days
Delta
Delta
YOW
2:30a
ORD
11:12a
8h 42m
2 stops
ORD
4:20a
YOW
1:01p
8h 41m
2 stops
Depart: Mon Apr 3 2017 Return: Thu Apr 6 2017 Trip spans 4 days
WestJet
WestJet
YOW
4:00a
ORD
9:37a
5h 37m
1 stop
ORD
4:30a
YOW
10:07a
5h 37m
1 stop
Depart: Fri Mar 24 2017 Return: Sat Mar 25 2017 Trip spans 2 days
Air Canada
Air Canada
YOW
4:00a
ORD
8:36a
4h 36m
1 stop
ORD
2:20p
YOW
6:39p
4h 19m
1 stop
Depart: Fri Jul 21 2017 Return: Mon Jul 24 2017 Trip spans 4 days
Delta
Delta
YOW
2:30a
ORD
11:17a
8h 47m
2 stops
ORD
4:20a
YOW
12:07p
7h 47m
2 stops
Depart: Fri Apr 7 2017 Return: Sun Apr 9 2017 Trip spans 3 days
WestJet
WestJet
YOW
1:00p
ORD
5:40p
4h 40m
1 stop
ORD
4:30a
YOW
9:07a
4h 37m
1 stop
Depart: Thu Apr 13 2017 Return: Sun Apr 16 2017 Trip spans 4 days
Air Canada
Air Canada
YOW
4:00a
ORD
8:40a
4h 40m
1 stop
ORD
9:10a
YOW
2:10p
5h 00m
1 stop
Depart: Thu Aug 3 2017 Return: Mon Aug 7 2017 Trip spans 5 days
Delta
Delta
YOW
2:30a
ORD
11:17a
8h 47m
2 stops
ORD
4:20a
YOW
1:01p
8h 41m
2 stops
Depart: Sun Apr 9 2017 Return: Wed Apr 12 2017 Trip spans 4 days
WestJet
WestJet
YOW
5:00p
ORD
4:07p
23h 07m
1 stop
ORD
4:30a
YOW
9:07a
4h 37m
1 stop
Depart: Fri Jul 28 2017 Return: Sun Jul 30 2017 Trip spans 3 days
Delta
Delta
YOW
2:30a
ORD
11:17a
8h 47m
2 stops
ORD
4:20a
YOW
10:39a
6h 19m
2 stops
Depart: Sun Apr 2 2017 Return: Thu Apr 6 2017 Trip spans 5 days
WestJet
WestJet
YOW
5:00p
ORD
9:37a
16h 37m
1 stop
ORD
4:30a
YOW
9:07a
4h 37m
1 stop
Depart: Tue Apr 4 2017 Return: Thu Apr 6 2017 Trip spans 3 days
WestJet
WestJet
YOW
5:00p
ORD
5:40p
24h 40m
1 stop
ORD
4:30a
YOW
9:07a
4h 37m
1 stop
Depart: Thu Jun 29 2017 Return: Tue Jul 4 2017 Trip spans 6 days
Delta
Delta
YOW
8:00a
ORD
3:11p
7h 11m
2 stops
ORD
8:20a
YOW
11:59a
3h 39m
1 stop
Depart: Sat Apr 8 2017 Return: Sun Apr 9 2017 Trip spans 2 days
WestJet
WestJet
YOW
3:00a
ORD
9:37a
6h 37m
1 stop
ORD
4:30a
YOW
9:07a
4h 37m
1 stop
Select an airline:  United
Direct flights YOW to ORD on United
Flight # Depart YOW Arrive ORD Sun Mon Tue Wed Thu Fri Sat Valid Between
3864 6:40 am 8:15 am Mar 21 - Apr 2
3864 6:40 am 8:15 am Mar 12 - Mar 17
4620 6:40 am 8:15 am Mar 6 - Mar 8
4793 6:40 am 8:15 am Mar 9 - Mar 9
5611 6:40 am 8:15 am Mar 10 - Mar 11
5611 6:40 am 8:15 am Mar 18 - Mar 20
3597 6:55 am 8:09 am Apr 4 - May 4
3864 6:55 am 8:30 am Apr 3 - Apr 3
4690 10:10 am 11:33 am Mar 13 - Apr 3
4690 10:10 am 11:33 am Mar 9 - Mar 10
4690 10:12 am 11:35 am Mar 6 - Mar 8
5732 10:20 am 11:34 am Apr 4 - Apr 15
3976 4:17 pm 5:40 pm Feb 23 - Mar 8
3976 4:35 pm 5:55 pm Mar 31 - Mar 31
3976 4:35 pm 5:53 pm Mar 24 - Mar 30
3976 4:35 pm 5:58 pm Mar 23 - Mar 29
3976 4:35 pm 5:55 pm Mar 22 - Mar 22
3976 4:35 pm 5:53 pm Apr 3 - Apr 3
3976 4:35 pm 5:58 pm Apr 2 - Apr 2
3976 4:35 pm 5:58 pm Mar 14 - Mar 21
3976 4:35 pm 5:53 pm Mar 12 - Mar 19
3976 4:35 pm 5:58 pm Mar 9 - Mar 10
3976 5:15 pm 6:29 pm Apr 4 - Jun 7
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an email and someone from our team will get back to you promptly.

Airports
Origin

Ottawa
$290
Destination

Chicago
$290
Airlines Airline reviews

2 travelers who booked a flight from Ottawa to Chicago rated their chosen airlines with an average of 5.2.

Overall
5.0
Boarding
6.0
Crew
6.0
Comfort
4.0
Food
5.0
Entertainment
5.0