Find Deals on 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: Wed Nov 2 2016 Return: Fri Nov 4 2016 Trip spans 3 days
Major Airline
Major Airline
BWI
9:35a
ONT
5:12a
19h 37m
1 stop
ONT
10:00a
BWI
5:35a
19h 35m
1 stop
Depart: Sat Nov 5 2016 Return: Tue Nov 8 2016 Trip spans 4 days
United
United
BWI
2:40a
ONT
11:13a
8h 33m
1 stop
ONT
8:34a
BWI
3:43p
7h 09m
1 stop
Depart: Tue Oct 25 2016 Return: Thu Oct 27 2016 Trip spans 3 days
American Airlines
American Airlines
BWI
3:04a
ONT
10:31a
7h 27m
1 stop
ONT
8:25a
BWI
3:46p
7h 21m
1 stop
Depart: Fri Nov 4 2016 Return: Mon Nov 7 2016 Trip spans 4 days
Delta
Delta
BWI
12:45p
ONT
9:59p
9h 14m
1 stop
ONT
1:00a
BWI
8:05a
7h 05m
1 stop
Depart: Tue Dec 13 2016 Return: Thu Jan 12 2017 Trip spans 31 days
Southwest
Southwest
BWI
12:35p
ONT
9:10p
8h 35m
1 stop
ONT
5:20a
BWI
12:50p
7h 30m
1 stop
Depart: Sat Oct 15 2016 Return: Tue Oct 18 2016 Trip spans 4 days
United
United
BWI
2:55a
ONT
11:12a
8h 17m
1 stop
ONT
3:35p
BWI
10:53p
7h 18m
1 stop
Depart: Sat Oct 22 2016 Return: Wed Oct 26 2016 Trip spans 5 days
Major Airline
Major Airline
BWI
1:45p
ONT
9:05p
7h 20m
1 stop
ONT
5:05a
BWI
1:05p
8h 00m
1 stop
Depart: Wed Oct 26 2016 Return: Fri Oct 28 2016 Trip spans 3 days
American Airlines
American Airlines
BWI
3:04a
ONT
10:31a
7h 27m
1 stop
ONT
8:25a
BWI
3:46p
7h 21m
1 stop
Depart: Thu Nov 10 2016 Return: Mon Nov 14 2016 Trip spans 5 days
Delta
Delta
BWI
11:45a
ONT
9:05p
9h 20m
1 stop
ONT
1:00a
BWI
8:05a
7h 05m
1 stop
Depart: Wed Oct 19 2016 Return: Thu Oct 20 2016 Trip spans 2 days
United
United
BWI
2:55a
ONT
11:12a
8h 17m
1 stop
ONT
9:35a
BWI
6:30p
8h 55m
1 stop
Depart: Sat Oct 29 2016 Return: Sat Nov 5 2016 Trip spans 8 days
Major Airline
Major Airline
BWI
1:45p
ONT
9:05p
7h 20m
1 stop
ONT
9:00a
BWI
4:40p
7h 40m
1 stop
Depart: Fri Nov 11 2016 Return: Mon Nov 14 2016 Trip spans 4 days
Delta
Delta
BWI
11:45a
ONT
9:05p
9h 20m
1 stop
ONT
1:00a
BWI
8:05a
7h 05m
1 stop
Depart: Sat Nov 12 2016 Return: Mon Nov 14 2016 Trip spans 3 days
American Airlines
American Airlines
BWI
12:05p
ONT
7:38p
7h 33m
1 stop
ONT
7:45a
BWI
2:39p
6h 54m
1 stop
Depart: Thu Oct 27 2016 Return: Sat Oct 29 2016 Trip spans 3 days
United
United
BWI
12:15p
ONT
7:20p
7h 05m
1 stop
ONT
1:45a
BWI
8:23a
6h 38m
1 stop
Depart: Sun Nov 13 2016 Return: Thu Nov 24 2016 Trip spans 12 days
Delta
Delta
BWI
11:45a
ONT
9:05p
9h 20m
1 stop
ONT
1:00a
BWI
8:04a
7h 04m
1 stop
Depart: Tue Nov 15 2016 Return: Thu Nov 17 2016 Trip spans 3 days
American Airlines
American Airlines
BWI
10:02a
ONT
6:14p
8h 12m
1 stop
ONT
7:45a
BWI
2:39p
6h 54m
1 stop
Depart: Fri Oct 28 2016 Return: Wed Nov 2 2016 Trip spans 6 days
United
United
BWI
2:55a
ONT
11:12a
8h 17m
1 stop
ONT
3:30p
BWI
10:46p
7h 16m
1 stop
Depart: Sun Oct 30 2016 Return: Wed Nov 2 2016 Trip spans 4 days
Major Airline
Major Airline
BWI
4:40a
ONT
12:35p
7h 55m
1 stop
ONT
5:05a
BWI
1:05p
8h 00m
1 stop
Depart: Mon Nov 14 2016 Return: Thu Nov 24 2016 Trip spans 11 days
Delta
Delta
BWI
11:45a
ONT
9:05p
9h 20m
1 stop
ONT
1:00a
BWI
8:04a
7h 04m
1 stop
Depart: Wed Nov 30 2016 Return: Thu Dec 8 2016 Trip spans 9 days
American Airlines
American Airlines
BWI
1:40a
ONT
9:38a
7h 58m
1 stop
ONT
9:23a
BWI
4:25p
7h 02m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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

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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

Baltimore
$234
Destination

Ontario
$234