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Find Flight Deals from Baltimore/Washington to Ontario (BWI - ONT)

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

Book cheap flights from Baltimore/Washington to Ontario

(Round-trip)
Depart: Sun May 17 2015 Return: Tue May 26 2015 Trip spans 10 days
United
United
BWI
1:45a
ONT
10:10a
8h 25m
1 stop
ONT
4:39p
BWI
12:18a
7h 39m
1 stop
Depart: Sun May 24 2015 Return: Tue May 26 2015 Trip spans 3 days
American Airlines
American Airlines
BWI
1:30a
ONT
9:05a
7h 35m
1 stop
ONT
10:20a
BWI
5:10p
6h 50m
1 stop
Depart: Sat Jun 6 2015 Return: Wed Jun 17 2015 Trip spans 12 days
US Airways
US Airways
BWI
1:22p
ONT
7:55p
6h 33m
1 stop
ONT
5:45p
BWI
11:56p
6h 11m
1 stop
Depart: Mon May 25 2015 Return: Thu May 28 2015 Trip spans 4 days
American Airlines
American Airlines
BWI
1:30a
ONT
9:05a
7h 35m
1 stop
ONT
10:20a
BWI
5:10p
6h 50m
1 stop
Depart: Tue May 26 2015 Return: Thu May 28 2015 Trip spans 3 days
American Airlines
American Airlines
BWI
2:30p
ONT
10:20p
7h 50m
1 stop
ONT
10:20a
BWI
5:10p
6h 50m
1 stop
Depart: Wed May 27 2015 Return: Fri May 29 2015 Trip spans 3 days
American Airlines
American Airlines
BWI
1:30a
ONT
9:05a
7h 35m
1 stop
ONT
10:20a
BWI
5:10p
6h 50m
1 stop
Depart: Thu May 28 2015 Return: Sat Jun 13 2015 Trip spans 17 days
American Airlines
American Airlines
BWI
3:05a
ONT
12:34p
9h 29m
1 stop
ONT
10:15a
BWI
5:40p
7h 25m
1 stop
Depart: Fri May 29 2015 Return: Mon Jun 1 2015 Trip spans 4 days
United
United
BWI
1:45a
ONT
10:00a
8h 15m
1 stop
ONT
3:17p
BWI
12:18a
9h 01m
1 stop
Depart: Sat May 30 2015 Return: Mon Jun 1 2015 Trip spans 3 days
United
United
BWI
2:20a
ONT
11:17a
8h 57m
1 stop
ONT
1:47p
BWI
12:18a
10h 31m
1 stop
Depart: Tue Jun 2 2015 Return: Mon Jun 8 2015 Trip spans 7 days
United
United
BWI
1:45a
ONT
10:00a
8h 15m
1 stop
ONT
2:07p
BWI
12:08a
10h 01m
1 stop
Depart: Thu Jun 4 2015 Return: Mon Jun 8 2015 Trip spans 5 days
United
United
BWI
2:07a
ONT
11:14a
9h 07m
1 stop
ONT
2:07p
BWI
12:08a
10h 01m
1 stop
Depart: Tue Jun 16 2015 Return: Mon Jun 29 2015 Trip spans 14 days
American Airlines
American Airlines
BWI
4:05p
ONT
10:57p
6h 52m
1 stop
ONT
5:45p
BWI
11:56p
6h 11m
1 stop
Depart: Wed Jun 17 2015 Return: Tue Jun 30 2015 Trip spans 14 days
American Airlines
American Airlines
BWI
4:05p
ONT
10:57p
6h 52m
1 stop
ONT
5:45p
BWI
11:56p
6h 11m
1 stop
Depart: Sat Jun 20 2015 Return: Mon Jun 29 2015 Trip spans 10 days
American Airlines
American Airlines
BWI
1:19a
ONT
9:12a
7h 53m
1 stop
ONT
5:45p
BWI
11:56p
6h 11m
1 stop
Depart: Mon Jun 29 2015 Return: Tue Jul 7 2015 Trip spans 9 days
US Airways
US Airways
BWI
4:05p
ONT
10:57p
6h 52m
1 stop
ONT
5:45p
BWI
11:56p
6h 11m
1 stop
Depart: Tue Jun 30 2015 Return: Tue Jul 7 2015 Trip spans 8 days
American Airlines
American Airlines
BWI
4:05p
ONT
10:57p
6h 52m
1 stop
ONT
5:45p
BWI
11:56p
6h 11m
1 stop
Depart: Thu Jul 2 2015 Return: Tue Jul 7 2015 Trip spans 6 days
American Airlines
American Airlines
BWI
4:05p
ONT
10:57p
6h 52m
1 stop
ONT
5:45p
BWI
11:56p
6h 11m
1 stop
Depart: Tue Jul 7 2015 Return: Thu Jul 9 2015 Trip spans 3 days
US Airways
US Airways
BWI
4:05p
ONT
10:57p
6h 52m
1 stop
ONT
5:45p
BWI
11:56p
6h 11m
1 stop
Depart: Wed Jul 8 2015 Return: Thu Jul 9 2015 Trip spans 2 days
US Airways
US Airways
BWI
4:05p
ONT
10:57p
6h 52m
1 stop
ONT
5:45p
BWI
11:56p
6h 11m
1 stop
Depart: Thu Oct 15 2015 Return: Sat Oct 24 2015 Trip spans 10 days
Delta
Delta
BWI
12:45p
ONT
9:26p
8h 41m
1 stop
ONT
6:20a
BWI
3:58p
9h 38m
1 stop
Airports
Origin

Baltimore
$371
Destination

Ontario
$371