Find Cheap Flights from Ontario to Philadelphia (ONT - PHL)

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 Ontario to Philadelphia

(Round-trip)
Depart: Wed Dec 6 2017 Return: Tue Dec 12 2017 Trip spans 7 days
Frontier
Frontier
ONT
12:00a
PHL
9:02a
9h 02m
1 stop
PHL
12:00a
ONT
3:25p
15h 25m
1 stop
Depart: Tue Sep 19 2017 Return: Tue Sep 26 2017 Trip spans 8 days
American Airlines
American Airlines
ONT
12:00a
PHL
8:24a
8h 24m
1 stop
PHL
12:00a
ONT
7:43a
7h 43m
1 stop
Depart: Wed Sep 20 2017 Return: Wed Sep 27 2017 Trip spans 8 days
United
United
ONT
12:00a
PHL
6:57a
6h 57m
1 stop
PHL
12:00a
ONT
8:15a
8h 15m
1 stop
Depart: Thu Oct 26 2017 Return: Tue Oct 31 2017 Trip spans 6 days
Multiple Airlines
Multiple Airlines
ONT
12:00a
PHL
8:26a
8h 26m
1 stop
PHL
12:00a
ONT
3:03p
15h 03m
1 stop
Depart: Wed Dec 13 2017 Return: Tue Dec 19 2017 Trip spans 7 days
Frontier
Frontier
ONT
12:00a
PHL
9:14a
9h 14m
1 stop
PHL
12:00a
ONT
3:45p
15h 45m
1 stop
Depart: Wed Dec 6 2017 Return: Thu Dec 14 2017 Trip spans 9 days
Frontier
Frontier
ONT
12:00a
PHL
9:02a
9h 02m
1 stop
PHL
12:00a
ONT
3:25p
15h 25m
1 stop
Depart: Mon Dec 4 2017 Return: Tue Dec 12 2017 Trip spans 9 days
Frontier
Frontier
ONT
12:00a
PHL
9:02a
9h 02m
1 stop
PHL
12:00a
ONT
3:25p
15h 25m
1 stop
Depart: Thu Sep 7 2017 Return: Wed Sep 13 2017 Trip spans 7 days
United
United
ONT
12:00a
PHL
6:46a
6h 46m
1 stop
PHL
12:00a
ONT
8:15a
8h 15m
1 stop
Depart: Mon Sep 18 2017 Return: Wed Sep 20 2017 Trip spans 3 days
American Airlines
American Airlines
ONT
12:00a
PHL
7:41a
7h 41m
1 stop
PHL
12:00a
ONT
7:43a
7h 43m
1 stop
Depart: Fri Nov 3 2017 Return: Sat Nov 18 2017 Trip spans 16 days
Multiple Airlines
Multiple Airlines
ONT
12:00a
PHL
9:02a
9h 02m
1 stop
PHL
12:00a
ONT
7:26a
7h 26m
1 stop
Depart: Sat Dec 9 2017 Return: Sun Dec 17 2017 Trip spans 9 days
Frontier
Frontier
ONT
12:00a
PHL
9:02a
9h 02m
1 stop
PHL
12:00a
ONT
3:45p
15h 45m
1 stop
Depart: Sat Sep 2 2017 Return: Wed Sep 13 2017 Trip spans 12 days
United
United
ONT
12:00a
PHL
9:13a
9h 13m
1 stop
PHL
12:00a
ONT
8:34a
8h 34m
1 stop
Depart: Tue Sep 12 2017 Return: Sun Sep 17 2017 Trip spans 6 days
American Airlines
American Airlines
ONT
12:00a
PHL
7:20a
7h 20m
1 stop
PHL
12:00a
ONT
7:48a
7h 48m
1 stop
Depart: Sun Aug 20 2017 Return: Wed Aug 23 2017 Trip spans 4 days
Delta
Delta
ONT
12:00a
PHL
7:33a
7h 33m
1 stop
PHL
12:00a
ONT
8:11a
8h 11m
1 stop
Depart: Sat Dec 2 2017 Return: Sun Dec 10 2017 Trip spans 9 days
Frontier
Frontier
ONT
12:00a
PHL
9:02a
9h 02m
1 stop
PHL
12:00a
ONT
3:25p
15h 25m
1 stop
Depart: Sun Sep 3 2017 Return: Wed Sep 13 2017 Trip spans 11 days
United
United
ONT
12:00a
PHL
9:58a
9h 58m
1 stop
PHL
12:00a
ONT
8:15a
8h 15m
1 stop
Depart: Mon Dec 11 2017 Return: Tue Dec 19 2017 Trip spans 9 days
Frontier
Frontier
ONT
12:00a
PHL
9:14a
9h 14m
1 stop
PHL
12:00a
ONT
3:45p
15h 45m
1 stop
Depart: Tue Oct 10 2017 Return: Sat Oct 14 2017 Trip spans 5 days
American Airlines
American Airlines
ONT
12:00a
PHL
7:41a
7h 41m
1 stop
PHL
12:00a
ONT
7:43a
7h 43m
1 stop
Depart: Mon Sep 4 2017 Return: Wed Sep 13 2017 Trip spans 10 days
United
United
ONT
12:00a
PHL
8:09a
8h 09m
1 stop
PHL
12:00a
ONT
9:16a
9h 16m
1 stop
Depart: Wed Oct 11 2017 Return: Sat Oct 14 2017 Trip spans 4 days
American Airlines
American Airlines
ONT
12:00a
PHL
7:41a
7h 41m
1 stop
PHL
12:00a
ONT
7:43a
7h 43m
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

Ontario
$238
Destination

Philadelphia
$238