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

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

Book cheap flights from Philadelphia to Ontario

(Round-trip)
Depart: Sat Nov 7 2015 Return: Sat Nov 14 2015 Trip spans 8 days
United
United
PHL
4:45a
ONT
6:15p
13h 30m
2 stops
ONT
12:20a
PHL
3:51p
15h 31m
2 stops
Depart: Sat Oct 24 2015 Return: Tue Oct 27 2015 Trip spans 4 days
United
United
PHL
12:41p
ONT
11:29p
10h 48m
2 stops
ONT
9:15a
PHL
3:46p
6h 31m
1 stop
Depart: Wed Sep 23 2015 Return: Sun Sep 27 2015 Trip spans 5 days
US Airways
US Airways
PHL
9:30a
ONT
7:57p
10h 27m
2 stops
ONT
3:25p
PHL
2:11a
10h 46m
2 stops
Depart: Thu Sep 24 2015 Return: Sat Oct 3 2015 Trip spans 10 days
United
United
PHL
2:19p
ONT
11:29p
9h 10m
1 stop
ONT
1:05a
PHL
5:11p
16h 06m
2 stops
Depart: Thu Oct 1 2015 Return: Mon Oct 5 2015 Trip spans 5 days
United
United
PHL
1:40a
ONT
9:43a
8h 03m
1 stop
ONT
2:01p
PHL
3:34a
13h 33m
2 stops
Depart: Thu Sep 10 2015 Return: Wed Sep 16 2015 Trip spans 7 days
United
United
PHL
9:35a
ONT
9:32p
11h 57m
2 stops
ONT
7:33a
PHL
4:45p
9h 12m
1 stop
Depart: Thu Oct 29 2015 Return: Sun Nov 1 2015 Trip spans 4 days
United
United
PHL
2:45a
ONT
1:38p
10h 53m
2 stops
ONT
5:40a
PHL
2:01p
8h 21m
1 stop
Depart: Thu Nov 26 2015 Return: Fri Nov 27 2015 Trip spans 2 days
United
United
PHL
6:30a
ONT
6:05p
11h 35m
2 stops
ONT
3:45p
PHL
10:55p
7h 10m
1 stop
Depart: Tue Aug 4 2015 Return: Tue Aug 11 2015 Trip spans 8 days
United
United
PHL
2:12p
ONT
11:34p
9h 22m
1 stop
ONT
4:45a
PHL
12:29p
7h 44m
1 stop
Depart: Wed Aug 19 2015 Return: Sat Aug 22 2015 Trip spans 4 days
United
United
PHL
1:40a
ONT
9:44a
8h 04m
1 stop
ONT
3:01p
PHL
11:58p
8h 57m
1 stop
Depart: Thu Aug 20 2015 Return: Mon Aug 24 2015 Trip spans 5 days
United
United
PHL
2:00a
ONT
11:12a
9h 12m
1 stop
ONT
3:01p
PHL
11:58p
8h 57m
1 stop
Depart: Fri Aug 21 2015 Return: Sat Aug 22 2015 Trip spans 2 days
United
United
PHL
2:00a
ONT
11:12a
9h 12m
1 stop
ONT
4:46a
PHL
2:39p
9h 53m
1 stop
Depart: Sat Aug 22 2015 Return: Sat Aug 29 2015 Trip spans 8 days
United
United
PHL
2:00a
ONT
11:12a
9h 12m
1 stop
ONT
4:46a
PHL
2:48p
10h 02m
1 stop
Depart: Sat Aug 29 2015 Return: Mon Aug 31 2015 Trip spans 3 days
United
United
PHL
1:40a
ONT
9:44a
8h 04m
1 stop
ONT
2:45a
PHL
1:13p
10h 28m
1 stop
Depart: Wed Sep 2 2015 Return: Fri Sep 11 2015 Trip spans 10 days
United
United
PHL
11:30a
ONT
7:14p
7h 44m
1 stop
ONT
9:28a
PHL
3:55p
6h 27m
1 stop
Depart: Thu Sep 3 2015 Return: Mon Sep 7 2015 Trip spans 5 days
United
United
PHL
1:40a
ONT
9:44a
8h 04m
1 stop
ONT
3:01p
PHL
11:58p
8h 57m
1 stop
Depart: Fri Sep 4 2015 Return: Mon Sep 7 2015 Trip spans 4 days
United
United
PHL
2:00a
ONT
11:12a
9h 12m
1 stop
ONT
3:01p
PHL
11:58p
8h 57m
1 stop
Depart: Sun Sep 6 2015 Return: Fri Sep 11 2015 Trip spans 6 days
United
United
PHL
1:58p
ONT
9:32p
7h 34m
1 stop
ONT
9:28a
PHL
3:55p
6h 27m
1 stop
Depart: Wed Jul 29 2015 Return: Tue Aug 4 2015 Trip spans 7 days
American Airlines
American Airlines
PHL
4:10p
ONT
10:57p
6h 47m
1 stop
ONT
10:15a
PHL
5:43p
7h 28m
1 stop
Depart: Tue Aug 18 2015 Return: Tue Aug 25 2015 Trip spans 8 days
Delta
Delta
PHL
12:33p
ONT
9:42p
9h 09m
1 stop
ONT
2:05a
PHL
9:00a
6h 55m
1 stop
Airports
Origin

Philadelphia
$320
Destination

Ontario
$320