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Find Flight Deals from Newark to Ontario (EWR - ONT)

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

Book cheap flights from Newark to Ontario

(Round-trip)
Depart: Tue Apr 14 2015 Return: Tue Apr 21 2015 Trip spans 8 days
United
United
EWR
1:00a
ONT
9:20a
8h 20m
1 stop
ONT
1:53p
EWR
11:00p
9h 07m
1 stop
Depart: Tue Apr 21 2015 Return: Tue Apr 28 2015 Trip spans 8 days
United
United
EWR
1:00a
ONT
9:20a
8h 20m
1 stop
ONT
3:18p
EWR
12:05a
8h 47m
1 stop
Depart: Tue Mar 10 2015 Return: Wed Mar 11 2015 Trip spans 2 days
American Airlines
American Airlines
EWR
12:35p
ONT
8:11p
7h 36m
1 stop
ONT
3:25p
EWR
10:10p
6h 45m
1 stop
Depart: Wed Mar 11 2015 Return: Thu Mar 12 2015 Trip spans 2 days
American Airlines
American Airlines
EWR
12:35p
ONT
10:16p
9h 41m
1 stop
ONT
2:00a
EWR
10:47a
8h 47m
1 stop
Depart: Sat Mar 21 2015 Return: Wed Mar 25 2015 Trip spans 5 days
United
United
EWR
1:29p
ONT
10:59p
9h 30m
1 stop
ONT
7:45a
EWR
5:32p
9h 47m
1 stop
Depart: Tue Mar 31 2015 Return: Tue Apr 14 2015 Trip spans 15 days
American Airlines
American Airlines
EWR
2:45a
ONT
12:38p
9h 53m
1 stop
ONT
8:35a
EWR
4:03p
7h 28m
1 stop
Depart: Tue Apr 7 2015 Return: Tue Apr 14 2015 Trip spans 8 days
American Airlines
American Airlines
EWR
1:11a
ONT
9:07a
7h 56m
1 stop
ONT
8:35a
EWR
4:03p
7h 28m
1 stop
Depart: Wed Apr 8 2015 Return: Tue Apr 14 2015 Trip spans 7 days
American Airlines
American Airlines
EWR
9:45a
ONT
5:05p
7h 20m
1 stop
ONT
8:35a
EWR
4:03p
7h 28m
1 stop
Depart: Sat Apr 11 2015 Return: Tue Apr 14 2015 Trip spans 4 days
American Airlines
American Airlines
EWR
1:11a
ONT
9:07a
7h 56m
1 stop
ONT
8:35a
EWR
4:03p
7h 28m
1 stop
Depart: Wed Apr 15 2015 Return: Mon Apr 20 2015 Trip spans 6 days
United
United
EWR
9:27a
ONT
5:47p
8h 20m
1 stop
ONT
3:18p
EWR
1:00a
9h 42m
1 stop
Depart: Sat Apr 18 2015 Return: Wed Apr 22 2015 Trip spans 5 days
American Airlines
American Airlines
EWR
12:45p
ONT
8:06p
7h 21m
1 stop
ONT
10:20a
EWR
5:35p
7h 15m
1 stop
Depart: Sun Apr 19 2015 Return: Sun Apr 26 2015 Trip spans 8 days
United
United
EWR
2:00a
ONT
12:36p
10h 36m
1 stop
ONT
1:53p
EWR
11:05p
9h 12m
1 stop
Depart: Mon Apr 20 2015 Return: Fri Apr 24 2015 Trip spans 5 days
United
United
EWR
12:59p
ONT
11:09p
10h 10m
1 stop
ONT
3:18p
EWR
11:00p
7h 42m
1 stop
Depart: Wed Apr 22 2015 Return: Fri Apr 24 2015 Trip spans 3 days
American Airlines
American Airlines
EWR
12:45p
ONT
8:06p
7h 21m
1 stop
ONT
10:20a
EWR
5:35p
7h 15m
1 stop
Depart: Thu Apr 23 2015 Return: Mon Apr 27 2015 Trip spans 5 days
United
United
EWR
2:30a
ONT
12:36p
10h 06m
1 stop
ONT
3:18p
EWR
11:00p
7h 42m
1 stop
Depart: Sat Apr 25 2015 Return: Mon Apr 27 2015 Trip spans 3 days
United
United
EWR
5:29a
ONT
4:23p
10h 54m
1 stop
ONT
3:18p
EWR
12:59a
9h 41m
1 stop
Depart: Mon Apr 27 2015 Return: Sat May 2 2015 Trip spans 6 days
US Airways
US Airways
EWR
9:45a
ONT
5:05p
7h 20m
1 stop
ONT
8:40a
EWR
4:03p
7h 23m
1 stop
Depart: Thu Apr 30 2015 Return: Wed May 6 2015 Trip spans 7 days
Delta
Delta
EWR
1:30p
ONT
9:46p
8h 16m
1 stop
ONT
2:05a
EWR
9:35a
7h 30m
1 stop
Depart: Wed Jul 29 2015 Return: Sun Aug 2 2015 Trip spans 5 days
Multiple Airlines
Multiple Airlines
EWR
2:30a
ONT
1:38p
11h 08m
1 stop
ONT
12:41p
EWR
10:22p
9h 41m
1 stop
Depart: Wed Sep 23 2015 Return: Sun Sep 27 2015 Trip spans 5 days
Alaska Airlines
Alaska Airlines
EWR
3:40a
ONT
3:20p
11h 40m
1 stop
ONT
6:30a
EWR
4:15p
9h 45m
1 stop
Change your search
Airports
Origin

Newark
$310
Destination

Ontario
$310