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

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0 Children (2~11)
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How to find the cheapest flight from Ontario (ONT) to Newark (EWR)

How to find the cheapest flight from Ontario (ONT) to Newark (EWR)
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How to find the cheapest flight from Ontario (ONT) to Newark (EWR)
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How to find the cheapest flight from Ontario (ONT) to Newark (EWR)
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Cheap flights from Ontario to Newark in November , December 2025

27 Nov - 04 Dec $ 419.00
ONT
Ontario
Alaska Airlines
1 STOPS
EWR
Newark
EWR
Newark
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates
28 Nov - 05 Dec $ 524.00
ONT
Ontario
Alaska Airlines
1 STOPS
EWR
Newark
EWR
Newark
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates
25 Nov - 05 Dec $ 608.00
ONT
Ontario
Alaska Airlines
1 STOPS
EWR
Newark
EWR
Newark
Alaska Airlines
1 STOPS
ONT
Ontario
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Last minute flights from Ontario to Newark

27 Nov - 01 Dec $ 685.00
ONT
Ontario
Alaska Airlines
1 STOPS
EWR
Newark
EWR
Newark
Alaska Airlines
1 STOPS
ONT
Ontario
Pick dates
27 Nov - 01 Dec $ 693.00
ONT
Ontario
Hawaiian Airlines
1 STOPS
EWR
Newark
EWR
Newark
Hawaiian Airlines
1 STOPS
ONT
Ontario
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25 Nov - 30 Nov $ 1,512.00
ONT
Ontario
Hawaiian Airlines
1 STOPS
EWR
Newark
EWR
Newark
Hawaiian Airlines
1 STOPS
ONT
Ontario
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One-way flights to Newark from Ontario

5:05 AM - 11:46 AM
United Airlines
1 Stops
9h 24m
ONT - EWR
$ 252
Kiwi
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6:09 AM - 11:55 AM
United Airlines
1 Stops
7h 12m
ONT - EWR
$ 253
Kiwi
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7:00 AM - 1:36 PM
United Airlines
1 Stops
6h 49m
ONT - EWR
$ 424
Kiwi
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How to find the cheapest flight from Ontario (ONT) to Newark (EWR)

Related info for your journey
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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.