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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: Mon May 4 2015 Return: Wed May 6 2015 Trip spans 3 days
United
United
EWR
2:00p
ONT
11:09p
9h 09m
1 stop
ONT
8:57a
EWR
5:02p
8h 05m
1 stop
Depart: Tue May 5 2015 Return: Wed May 6 2015 Trip spans 2 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: Wed May 6 2015 Return: Fri May 8 2015 Trip spans 3 days
American Airlines
American Airlines
EWR
12:45p
ONT
8:06p
7h 21m
1 stop
ONT
3:25p
EWR
10:22p
6h 57m
1 stop
Depart: Thu May 7 2015 Return: Sat May 9 2015 Trip spans 3 days
United
United
EWR
1:09p
ONT
11:10p
10h 01m
1 stop
ONT
2:55a
EWR
12:10p
9h 15m
1 stop
Depart: Fri May 8 2015 Return: Wed May 13 2015 Trip spans 6 days
United
United
EWR
5:33a
ONT
3:10p
9h 37m
1 stop
ONT
8:47a
EWR
5:02p
8h 15m
1 stop
Depart: Sat May 9 2015 Return: Sun May 10 2015 Trip spans 2 days
United
United
EWR
2:29a
ONT
11:17a
8h 48m
1 stop
ONT
6:43a
EWR
5:05p
10h 22m
1 stop
Depart: Sun May 10 2015 Return: Tue May 12 2015 Trip spans 3 days
American Airlines
American Airlines
EWR
1:11a
ONT
9:05a
7h 54m
1 stop
ONT
8:35a
EWR
4:03p
7h 28m
1 stop
Depart: Mon May 11 2015 Return: Wed May 13 2015 Trip spans 3 days
United
United
EWR
2:09p
ONT
11:10p
9h 01m
1 stop
ONT
8:47a
EWR
5:02p
8h 15m
1 stop
Depart: Tue May 12 2015 Return: Thu May 14 2015 Trip spans 3 days
United
United
EWR
3:55a
ONT
11:54a
7h 59m
1 stop
ONT
8:47a
EWR
5:02p
8h 15m
1 stop
Depart: Wed May 13 2015 Return: Tue May 19 2015 Trip spans 7 days
United
United
EWR
7:32a
ONT
4:20p
8h 48m
1 stop
ONT
8:47a
EWR
5:02p
8h 15m
1 stop
Depart: Thu May 14 2015 Return: Mon May 18 2015 Trip spans 5 days
United
United
EWR
8:50a
ONT
7:25p
10h 35m
1 stop
ONT
8:47a
EWR
7:08p
10h 21m
1 stop
Depart: Fri May 15 2015 Return: Mon May 18 2015 Trip spans 4 days
United
United
EWR
12:06p
ONT
11:10p
11h 04m
1 stop
ONT
8:47a
EWR
7:08p
10h 21m
1 stop
Depart: Mon May 25 2015 Return: Sat May 30 2015 Trip spans 6 days
American Airlines
American Airlines
EWR
1:11a
ONT
9:05a
7h 54m
1 stop
ONT
3:25p
EWR
3:29a
12h 04m
2 stops
Depart: Sun May 24 2015 Return: Fri May 29 2015 Trip spans 6 days
United
United
EWR
1:00a
ONT
10:10a
9h 10m
1 stop
ONT
8:47a
EWR
5:02p
8h 15m
1 stop
Depart: Wed May 27 2015 Return: Fri May 29 2015 Trip spans 3 days
United
United
EWR
4:33a
ONT
4:20p
11h 47m
1 stop
ONT
6:43a
EWR
5:02p
10h 19m
1 stop
Depart: Thu May 28 2015 Return: Sat May 30 2015 Trip spans 3 days
United
United
EWR
2:09p
ONT
11:10p
9h 01m
1 stop
ONT
8:47a
EWR
5:07p
8h 20m
1 stop
Depart: Fri May 29 2015 Return: Mon Jun 1 2015 Trip spans 4 days
United
United
EWR
4:33a
ONT
4:20p
11h 47m
1 stop
ONT
8:47a
EWR
7:08p
10h 21m
1 stop
Depart: Tue May 19 2015 Return: Fri May 29 2015 Trip spans 11 days
US Airways
US Airways
EWR
1:11a
ONT
9:05a
7h 54m
1 stop
ONT
10:20a
EWR
5:35p
7h 15m
1 stop
Depart: Tue Sep 15 2015 Return: Tue Sep 22 2015 Trip spans 8 days
Delta
Delta
EWR
1:25p
ONT
9:26p
8h 01m
1 stop
ONT
2:05a
EWR
9:35a
7h 30m
1 stop
Depart: Thu Sep 10 2015 Return: Mon Sep 21 2015 Trip spans 12 days
Alaska Airlines
Alaska Airlines
EWR
3:00a
ONT
7:21p
16h 21m
2 stops
ONT
6:25a
EWR
4:59p
10h 34m
1 stop
Airports
Origin

Newark
$311
Destination

Ontario
$311