Earn point on your loyalty program!arrow arc left

Cheap flights from Ontario (ONT) to Newark (EWR)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Ontario (ONT) to Newark (EWR)

How to find the cheapest flight from Ontario (ONT) to Newark (EWR)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ontario (ONT) to Newark (EWR)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ontario (ONT) to Newark (EWR)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Ontario to Newark in January , February 2026

29 Jan - 24 Feb $ 344.00
ONT
Ontario
Hawaiian Airlines
1 STOPS
EWR
Newark
EWR
Newark
Hawaiian Airlines
1 STOPS
ONT
Ontario
Pick dates
22 Jan - 07 Feb $ 424.00
ONT
Ontario
Hawaiian Airlines
1 STOPS
EWR
Newark
EWR
Newark
Hawaiian Airlines
1 STOPS
ONT
Ontario
Pick dates
22 Jan - 06 Feb $ 436.00
ONT
Ontario
Hawaiian Airlines
1 STOPS
EWR
Newark
EWR
Newark
Hawaiian Airlines
1 STOPS
ONT
Ontario
Pick dates

Last minute flights from Ontario to Newark

28 Jan - 31 Jan $ 488.00
ONT
Ontario
United Airlines
1 STOPS
EWR
Newark
EWR
Newark
United Airlines
1 STOPS
ONT
Ontario
Pick dates
22 Jan - 01 Feb $ 525.00
ONT
Ontario
Alaska Airlines
1 STOPS
EWR
Newark
EWR
Newark
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates
18 Jan - 01 Feb $ 685.00
ONT
Ontario
Alaska Airlines
1 STOPS
EWR
Newark
EWR
Newark
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates

One-way flights to Newark from Ontario

6:00 AM - 10:09 AM
Hawaiian Airlines
1 Stops
9h 24m
ONT - EWR
$ 196
Kiwi
Pick dates
6:00 AM - 10:09 AM
Alaska Airlines
1 Stops
9h 24m
ONT - EWR
$ 214
Kiwi
Pick dates
1:24 PM - 5:44 PM
United Airlines
1 Stops
7h 6m
ONT - EWR
$ 266
Kiwi
Pick dates

How to find the cheapest flight from Ontario (ONT) to Newark (EWR)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ontario (ONT) to Newark (EWR)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Ontario (ONT) to Newark (EWR)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.