Find Cheap Flights from Baltimore/Washington to Ontario (BWI - ONT)

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.
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Book cheap flights from Baltimore/Washington to Ontario

(Round-trip)
Depart: Tue Aug 29 2017 Return: Wed Sep 13 2017 Trip spans 16 days
United
United
BWI
2:00a
ONT
11:12a
9h 12m
1 stop
ONT
9:15a
BWI
3:45p
6h 30m
1 stop
Depart: Wed Aug 30 2017 Return: Tue Sep 12 2017 Trip spans 14 days
American Airlines
American Airlines
BWI
2:40p
ONT
10:08p
7h 28m
1 stop
ONT
8:45a
BWI
3:41p
6h 56m
1 stop
Depart: Sat Oct 28 2017 Return: Wed Nov 1 2017 Trip spans 5 days
Delta
Delta
BWI
3:30a
ONT
10:48a
7h 18m
1 stop
ONT
2:00a
BWI
8:55a
6h 55m
1 stop
Depart: Tue Jul 4 2017 Return: Fri Jul 7 2017 Trip spans 4 days
Major Airline
Major Airline
BWI
8:58a
ONT
5:23a
20h 25m
1 stop
ONT
11:50a
BWI
6:39a
18h 49m
1 stop
Depart: Sat Jul 15 2017 Return: Sat Jul 22 2017 Trip spans 8 days
Southwest
Southwest
BWI
8:35a
ONT
5:05p
8h 30m
2 stops
ONT
2:30a
BWI
11:10a
8h 40m
2 stops
Depart: Sun Sep 3 2017 Return: Thu Sep 7 2017 Trip spans 5 days
United
United
BWI
4:20a
ONT
11:43a
7h 23m
1 stop
ONT
9:15a
BWI
3:45p
6h 30m
1 stop
Depart: Wed Sep 6 2017 Return: Tue Sep 12 2017 Trip spans 7 days
American Airlines
American Airlines
BWI
1:05p
ONT
8:39p
7h 34m
1 stop
ONT
8:45a
BWI
3:41p
6h 56m
1 stop
Depart: Thu Nov 16 2017 Return: Sun Nov 19 2017 Trip spans 4 days
Alaska Airlines
Alaska Airlines
BWI
2:15p
ONT
8:59a
18h 44m
1 stop
ONT
1:20a
BWI
9:50a
8h 30m
1 stop
Depart: Tue Sep 12 2017 Return: Tue Sep 19 2017 Trip spans 8 days
American Airlines
American Airlines
BWI
2:40a
ONT
10:46a
8h 06m
1 stop
ONT
8:45a
BWI
3:41p
6h 56m
1 stop
Depart: Wed Sep 13 2017 Return: Tue Sep 19 2017 Trip spans 7 days
American Airlines
American Airlines
BWI
1:05p
ONT
8:39p
7h 34m
1 stop
ONT
8:45a
BWI
3:41p
6h 56m
1 stop
Depart: Tue Oct 31 2017 Return: Mon Nov 20 2017 Trip spans 21 days
Major Airline
Major Airline
BWI
11:15a
ONT
5:00a
17h 45m
1 stop
ONT
8:20p
BWI
4:50a
8h 30m
1 stop
Depart: Thu Sep 14 2017 Return: Tue Sep 19 2017 Trip spans 6 days
American Airlines
American Airlines
BWI
2:40a
ONT
10:46a
8h 06m
1 stop
ONT
8:45a
BWI
3:41p
6h 56m
1 stop
Depart: Tue Jul 18 2017 Return: Tue Aug 8 2017 Trip spans 22 days
Major Airline
Major Airline
BWI
8:58a
ONT
2:10p
29h 12m
2 stops
ONT
9:15a
BWI
4:46a
19h 31m
2 stops
Depart: Tue Sep 19 2017 Return: Wed Sep 20 2017 Trip spans 2 days
American Airlines
American Airlines
BWI
2:40p
ONT
10:08p
7h 28m
1 stop
ONT
8:45a
BWI
3:41p
6h 56m
1 stop
Depart: Thu Aug 31 2017 Return: Wed Sep 13 2017 Trip spans 14 days
United
United
BWI
2:57p
ONT
11:09p
8h 12m
1 stop
ONT
9:15a
BWI
3:45p
6h 30m
1 stop
Depart: Wed Oct 4 2017 Return: Tue Oct 10 2017 Trip spans 7 days
American Airlines
American Airlines
BWI
2:40p
ONT
10:08p
7h 28m
1 stop
ONT
8:45a
BWI
3:41p
6h 56m
1 stop
Depart: Fri Sep 1 2017 Return: Wed Sep 13 2017 Trip spans 13 days
United
United
BWI
2:57p
ONT
11:09p
8h 12m
1 stop
ONT
9:15a
BWI
3:45p
6h 30m
1 stop
Depart: Tue Oct 10 2017 Return: Fri Oct 13 2017 Trip spans 4 days
American Airlines
American Airlines
BWI
2:40p
ONT
10:08p
7h 28m
1 stop
ONT
8:59p
BWI
4:11a
7h 12m
1 stop
Depart: Wed Aug 16 2017 Return: Sun Aug 20 2017 Trip spans 5 days
United
United
BWI
2:57p
ONT
11:09p
8h 12m
1 stop
ONT
1:10a
BWI
11:03a
9h 53m
1 stop
Depart: Thu Jul 6 2017 Return: Mon Jul 10 2017 Trip spans 5 days
Major Airline
Major Airline
BWI
8:58a
ONT
5:23a
20h 25m
1 stop
ONT
11:50a
BWI
6:39a
18h 49m
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?
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Airports
Origin

Baltimore
$304
Destination

Ontario
$304