Find Deals on Flights from Chicago O'Hare International to Ontario (ORD - ONT)

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
Students
under 26
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Chicago O'Hare International to Ontario

(Round-trip)
Depart: Wed Jan 11 2017 Return: Sat Jan 14 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
12:00a
ONT
8:46a
8h 46m
1 stop
ONT
1:09a
ORD
10:13a
9h 04m
1 stop
Depart: Tue Jan 10 2017 Return: Wed Jan 18 2017 Trip spans 9 days
United
United
ORD
3:55a
ONT
9:44a
5h 49m
1 stop
ONT
12:38a
ORD
6:28a
5h 50m
1 stop
Depart: Fri Feb 3 2017 Return: Wed Feb 8 2017 Trip spans 6 days
Major Airline
Major Airline
ORD
8:00p
ONT
9:24a
13h 24m
1 stop
ONT
1:00a
ORD
11:53a
10h 53m
1 stop
Depart: Mon Jan 16 2017 Return: Fri Jan 20 2017 Trip spans 5 days
Delta
Delta
ORD
1:45p
ONT
8:04p
6h 19m
1 stop
ONT
5:36a
ORD
11:09a
5h 33m
1 stop
Depart: Tue Jan 17 2017 Return: Wed Jan 18 2017 Trip spans 2 days
American Airlines
American Airlines
ORD
12:15a
ONT
7:09a
6h 54m
1 stop
ONT
11:30a
ORD
5:14p
5h 44m
1 stop
Depart: Sat Jan 14 2017 Return: Tue Jan 17 2017 Trip spans 4 days
United
United
ORD
2:15p
ONT
8:59p
6h 44m
1 stop
ONT
3:10p
ORD
10:12p
7h 02m
1 stop
Depart: Mon Apr 3 2017 Return: Sat Apr 8 2017 Trip spans 6 days
Alaska Airlines
Alaska Airlines
ORD
3:15p
ONT
7:52a
16h 37m
1 stop
ONT
2:20a
ORD
5:41p
15h 21m
1 stop
Depart: Wed Jan 18 2017 Return: Sat Jan 21 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
12:00a
ONT
6:00a
6h 00m
1 stop
ONT
1:15a
ORD
7:22a
6h 07m
1 stop
Depart: Thu Feb 9 2017 Return: Sat Feb 11 2017 Trip spans 3 days
Major Airline
Major Airline
ORD
10:00p
ONT
9:25a
11h 25m
1 stop
ONT
10:59a
ORD
4:44a
17h 45m
1 stop
Depart: Tue Jan 31 2017 Return: Tue Feb 7 2017 Trip spans 8 days
United
United
ORD
3:55a
ONT
9:43a
5h 48m
1 stop
ONT
12:38a
ORD
6:28a
5h 50m
1 stop
Depart: Sat Jan 21 2017 Return: Tue Jan 24 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
12:20p
ONT
6:39p
6h 19m
1 stop
ONT
11:30a
ORD
5:14p
5h 44m
1 stop
Depart: Tue Feb 7 2017 Return: Tue Feb 14 2017 Trip spans 8 days
United
United
ORD
3:55a
ONT
9:44a
5h 49m
1 stop
ONT
12:38a
ORD
6:28a
5h 50m
1 stop
Depart: Wed Jan 25 2017 Return: Tue Jan 31 2017 Trip spans 7 days
American Airlines
American Airlines
ORD
12:00a
ONT
6:00a
6h 00m
1 stop
ONT
11:30a
ORD
5:14p
5h 44m
1 stop
Depart: Sat Mar 4 2017 Return: Tue Mar 7 2017 Trip spans 4 days
Delta
Delta
ORD
11:20a
ONT
6:04p
6h 44m
1 stop
ONT
1:00a
ORD
8:27a
7h 27m
1 stop
Depart: Sat Jan 28 2017 Return: Tue Jan 31 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
12:20p
ONT
6:39p
6h 19m
1 stop
ONT
11:30a
ORD
5:14p
5h 44m
1 stop
Depart: Sun Jan 22 2017 Return: Sat Jan 28 2017 Trip spans 7 days
United
United
ORD
3:55a
ONT
9:45a
5h 50m
1 stop
ONT
12:38a
ORD
6:26a
5h 48m
1 stop
Depart: Mon Feb 6 2017 Return: Thu Feb 9 2017 Trip spans 4 days
Delta
Delta
ORD
1:45p
ONT
8:04p
6h 19m
1 stop
ONT
1:00a
ORD
8:40a
7h 40m
1 stop
Depart: Sat Feb 4 2017 Return: Tue Feb 7 2017 Trip spans 4 days
American Airlines
American Airlines
ORD
12:20p
ONT
6:39p
6h 19m
1 stop
ONT
11:30a
ORD
5:14p
5h 44m
1 stop
Depart: Sun Jan 29 2017 Return: Sat Feb 4 2017 Trip spans 7 days
United
United
ORD
3:55a
ONT
9:43a
5h 48m
1 stop
ONT
12:38a
ORD
6:26a
5h 48m
1 stop
Depart: Thu Jan 5 2017 Return: Tue Jan 10 2017 Trip spans 6 days
Major Airline
Major Airline
ORD
8:00p
ONT
9:18a
13h 18m
1 stop
ONT
10:59a
ORD
4:44a
17h 45m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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.

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Airports
Origin

Chicago
$194
Destination

Ontario
$194