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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 Mar 10 2015 Return: Tue Mar 24 2015 Trip spans 15 days
United
United
EWR
11:35a
ONT
10:59p
11h 24m
1 stop
ONT
3:00a
EWR
1:18p
10h 18m
1 stop
Depart: Tue Apr 14 2015 Return: Mon Apr 20 2015 Trip spans 7 days
United
United
EWR
1:00a
ONT
9:20a
8h 20m
1 stop
ONT
4:39p
EWR
1:00a
8h 21m
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
1:53p
EWR
11:00p
9h 07m
1 stop
Depart: Sun Mar 8 2015 Return: Wed Mar 11 2015 Trip spans 4 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: Mon Mar 16 2015 Return: Wed Mar 18 2015 Trip spans 3 days
Delta
Delta
EWR
1:30p
ONT
9:34p
8h 04m
1 stop
ONT
2:15a
EWR
9:25a
7h 10m
1 stop
Depart: Wed Apr 8 2015 Return: Tue Apr 14 2015 Trip spans 7 days
US Airways
US Airways
EWR
9:45a
ONT
5:05p
7h 20m
1 stop
ONT
8:35a
EWR
4:03p
7h 28m
1 stop
Depart: Mon Mar 9 2015 Return: Thu Mar 12 2015 Trip spans 4 days
United
United
EWR
12:37p
ONT
10:59p
10h 22m
1 stop
ONT
7:45a
EWR
5:30p
9h 45m
1 stop
Depart: Wed Mar 11 2015 Return: Thu Mar 19 2015 Trip spans 9 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: Tue Mar 17 2015 Return: Thu Mar 19 2015 Trip spans 3 days
American Airlines
American Airlines
EWR
2:30a
ONT
1:14p
10h 44m
1 stop
ONT
2:00a
EWR
10:47a
8h 47m
1 stop
Depart: Mon Mar 23 2015 Return: Wed Mar 25 2015 Trip spans 3 days
United
United
EWR
1:59p
ONT
10:59p
9h 00m
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
1:11a
ONT
9:07a
7h 56m
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
United
United
EWR
9:27a
ONT
7:09p
9h 42m
1 stop
ONT
1:53p
EWR
11:00p
9h 07m
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: Mon Apr 13 2015 Return: Tue Apr 14 2015 Trip spans 2 days
United
United
EWR
2:51p
ONT
10:13p
7h 22m
1 stop
ONT
3:18p
EWR
1:09a
9h 51m
1 stop
Depart: Wed Apr 15 2015 Return: Mon Apr 20 2015 Trip spans 6 days
United
United
EWR
11:31a
ONT
11:09p
11h 38m
1 stop
ONT
3:18p
EWR
1:00a
9h 42m
1 stop
Depart: Sat Apr 18 2015 Return: Fri Apr 24 2015 Trip spans 7 days
United
United
EWR
2:30a
ONT
12:34p
10h 04m
1 stop
ONT
3:18p
EWR
11:00p
7h 42m
1 stop
Depart: Mon Apr 20 2015 Return: Fri Apr 24 2015 Trip spans 5 days
United
United
EWR
2:00p
ONT
11:09p
9h 09m
1 stop
ONT
10:06a
EWR
7:00p
8h 54m
1 stop
Depart: Wed Apr 22 2015 Return: Fri Apr 24 2015 Trip spans 3 days
American Airlines
American Airlines
EWR
9:45a
ONT
5:05p
7h 20m
1 stop
ONT
10:20a
EWR
5:35p
7h 15m
1 stop
Depart: Sat May 2 2015 Return: Tue May 5 2015 Trip spans 4 days
Multiple Airlines
Multiple Airlines
EWR
4:00a
ONT
12:38p
8h 38m
1 stop
ONT
8:35a
EWR
4:03p
7h 28m
1 stop
Depart: Fri Jul 10 2015 Return: Wed Jul 15 2015 Trip spans 6 days
Alaska Airlines
Alaska Airlines
EWR
3:05a
ONT
9:55p
18h 50m
1 stop
ONT
6:25a
EWR
4:55p
10h 30m
1 stop
Change your search
Airports
Origin

Newark
$310
Destination

Ontario
$310