Find Deals on Flights from Philadelphia to Ontario (PHL - 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 Philadelphia to Ontario

(Round-trip)
Depart: Wed Oct 12 2016 Return: Fri Nov 11 2016 Trip spans 31 days
United
United
PHL
2:15p
ONT
10:59p
8h 44m
1 stop
ONT
3:20p
PHL
11:25p
8h 05m
1 stop
Depart: Tue Oct 18 2016 Return: Sat Oct 22 2016 Trip spans 5 days
American Airlines
American Airlines
PHL
1:25a
ONT
9:03a
7h 38m
1 stop
ONT
6:48a
PHL
2:10p
7h 22m
1 stop
Depart: Tue Jan 17 2017 Return: Tue Jan 24 2017 Trip spans 8 days
Delta
Delta
PHL
1:03p
ONT
8:40p
7h 37m
1 stop
ONT
1:00a
PHL
9:33a
8h 33m
1 stop
Depart: Wed Feb 8 2017 Return: Fri Feb 17 2017 Trip spans 10 days
Major Airline
Major Airline
PHL
7:35a
ONT
2:53a
19h 18m
1 stop
ONT
1:00a
PHL
3:32a
26h 32m
1 stop
Depart: Mon Oct 17 2016 Return: Sat Oct 22 2016 Trip spans 6 days
United
United
PHL
2:15p
ONT
10:59p
8h 44m
1 stop
ONT
4:00a
PHL
1:17p
9h 17m
1 stop
Depart: Wed Oct 26 2016 Return: Sat Oct 29 2016 Trip spans 4 days
American Airlines
American Airlines
PHL
1:25a
ONT
9:03a
7h 38m
1 stop
ONT
2:10a
PHL
11:28a
9h 18m
1 stop
Depart: Wed Feb 1 2017 Return: Wed Feb 8 2017 Trip spans 8 days
Delta
Delta
PHL
1:03p
ONT
8:40p
7h 37m
1 stop
ONT
1:00a
PHL
9:33a
8h 33m
1 stop
Depart: Tue Dec 6 2016 Return: Thu Jan 5 2017 Trip spans 31 days
Major Airline
Major Airline
PHL
7:35a
ONT
2:48a
19h 13m
1 stop
ONT
1:00a
PHL
3:35a
26h 35m
1 stop
Depart: Fri Oct 28 2016 Return: Mon Oct 31 2016 Trip spans 4 days
United
United
PHL
2:15p
ONT
10:59p
8h 44m
1 stop
ONT
3:30p
PHL
12:25a
8h 55m
1 stop
Depart: Tue Nov 1 2016 Return: Fri Nov 4 2016 Trip spans 4 days
American Airlines
American Airlines
PHL
12:00p
ONT
8:30p
8h 30m
1 stop
ONT
9:10p
PHL
4:35a
7h 25m
1 stop
Depart: Wed Nov 16 2016 Return: Thu Nov 24 2016 Trip spans 9 days
Delta
Delta
PHL
1:04p
ONT
9:05p
8h 01m
1 stop
ONT
1:00a
PHL
9:42a
8h 42m
1 stop
Depart: Wed Dec 7 2016 Return: Thu Jan 5 2017 Trip spans 30 days
Major Airline
Major Airline
PHL
7:35a
ONT
2:48a
19h 13m
1 stop
ONT
1:00a
PHL
3:35a
26h 35m
1 stop
Depart: Thu Nov 3 2016 Return: Mon Nov 7 2016 Trip spans 5 days
American Airlines
American Airlines
PHL
3:05a
ONT
10:31a
7h 26m
1 stop
ONT
2:25p
PHL
10:00p
7h 35m
1 stop
Depart: Thu Nov 10 2016 Return: Mon Nov 14 2016 Trip spans 5 days
United
United
PHL
1:10p
ONT
9:59p
8h 49m
1 stop
ONT
3:20p
PHL
11:25p
8h 05m
1 stop
Depart: Sun Dec 4 2016 Return: Tue Dec 13 2016 Trip spans 10 days
Delta
Delta
PHL
1:03p
ONT
8:42p
7h 39m
1 stop
ONT
1:00a
PHL
9:33a
8h 33m
1 stop
Depart: Wed Nov 2 2016 Return: Tue Nov 8 2016 Trip spans 7 days
Major Airline
Major Airline
PHL
2:15a
ONT
9:50a
7h 35m
nonstop
ONT
1:30a
PHL
8:05a
6h 35m
nonstop
Depart: Fri Nov 4 2016 Return: Tue Nov 8 2016 Trip spans 5 days
American Airlines
American Airlines
PHL
2:55a
ONT
10:38a
7h 43m
1 stop
ONT
7:45a
PHL
2:15p
6h 30m
1 stop
Depart: Fri Nov 11 2016 Return: Mon Nov 14 2016 Trip spans 4 days
United
United
PHL
1:10p
ONT
9:59p
8h 49m
1 stop
ONT
3:20p
PHL
11:25p
8h 05m
1 stop
Depart: Mon Dec 5 2016 Return: Tue Dec 13 2016 Trip spans 9 days
Delta
Delta
PHL
1:03p
ONT
8:42p
7h 39m
1 stop
ONT
1:00a
PHL
9:33a
8h 33m
1 stop
Depart: Tue Nov 8 2016 Return: Fri Nov 11 2016 Trip spans 4 days
American Airlines
American Airlines
PHL
10:55a
ONT
7:38p
8h 43m
1 stop
ONT
2:25p
PHL
10:00p
7h 35m
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

Philadelphia
$304
Destination

Ontario
$304