CA $211 Cheap Flights from Ontario (ONT) to Newark Liberty Intl. Airport (EWR)

View CA $211 flight on Fri, Sep. 12, 2025Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Newark Liberty Intl. Airport (EWR)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Ontario (ONT) to Newark Liberty Intl. Airport (EWR)

Prices were available within the past 7 days and start at CA $211 for one-way flights and CA $430 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, Aug. 20 - Wed, Aug. 27
ONT
Ontario
EWR
New York
CA $430 Roundtrip, found 23 hours ago
CA $430
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Aug. 20 from Ontario to New York, returning Wed, Aug. 27, priced at CA $430 found 23 hours ago
Delta
Sat, Aug. 23 - Wed, Aug. 27
ONT
Ontario
EWR
New York
CA $465 Roundtrip, found 23 hours ago
CA $465
Roundtrip
found 23 hours ago
Select Delta flight, departing Sat, Aug. 23 from Ontario to New York, returning Wed, Aug. 27, priced at CA $465 found 23 hours ago
Delta
Wed, Aug. 20 - Fri, Aug. 22
ONT
Ontario
EWR
New York
CA $478 Roundtrip, found 23 hours ago
CA $478
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Aug. 20 from Ontario to New York, returning Fri, Aug. 22, priced at CA $478 found 23 hours ago
Delta
Wed, Aug. 20 - Fri, Aug. 22
ONT
Ontario
EWR
New York
CA $493 Roundtrip, found 23 hours ago
CA $493
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Aug. 20 from Ontario to New York, returning Fri, Aug. 22, priced at CA $493 found 23 hours ago
Delta
Fri, Aug. 22 - Wed, Aug. 27
ONT
Ontario
EWR
New York
CA $507 Roundtrip, found 23 hours ago
CA $507
Roundtrip
found 23 hours ago
Select Delta flight, departing Fri, Aug. 22 from Ontario to New York, returning Wed, Aug. 27, priced at CA $507 found 23 hours ago
Delta
Wed, Aug. 20 - Fri, Aug. 22
ONT
Ontario
EWR
New York
CA $513 Roundtrip, found 23 hours ago
CA $513
Roundtrip
found 23 hours ago
Select Delta flight, departing Wed, Aug. 20 from Ontario to New York, returning Fri, Aug. 22, priced at CA $513 found 23 hours ago
American Airlines
Sun, Aug. 24 - Wed, Aug. 27
ONT
Ontario
EWR
New York
CA $562 Roundtrip, found 21 hours ago
CA $562
Roundtrip
found 21 hours ago
Select American Airlines flight, departing Sun, Aug. 24 from Ontario to New York, returning Wed, Aug. 27, priced at CA $562 found 21 hours ago
United
Wed, Aug. 20 - Fri, Aug. 22
ONT
Ontario
EWR
New York
CA $662 Roundtrip, found 23 hours ago
CA $662
Roundtrip
found 23 hours ago
Select United flight, departing Wed, Aug. 20 from Ontario to New York, returning Fri, Aug. 22, priced at CA $662 found 23 hours ago
Hawaiian Airlines
Fri, Aug. 22 - Fri, Aug. 29
ONT
Ontario
EWR
New York
CA $764 Roundtrip, found 23 hours ago
CA $764
Roundtrip
found 23 hours ago
Select Hawaiian Airlines flight, departing Fri, Aug. 22 from Ontario to New York, returning Fri, Aug. 29, priced at CA $764 found 23 hours ago
Alaska Airlines
Wed, Aug. 20 - Fri, Aug. 22
ONT
Ontario
EWR
New York
CA $1,085 Roundtrip, found 23 hours ago
CA $1,085
Roundtrip
found 23 hours ago
Select Alaska Airlines flight, departing Wed, Aug. 20 from Ontario to New York, returning Fri, Aug. 22, priced at CA $1,085 found 23 hours ago
Flight from Ontario to Newark Liberty Intl. Airport (ONT - EWR) route information
Origin airport
Los Angeles - Ontario Intl.
Destination airport
Newark Liberty Intl. Airport
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, United
Roundtrip price
CA $429
Distance
3843 km

Los Angeles to Newark Flights

The easy way to book your flights from Ontario to Newark Liberty Intl. Airport 

With Expedia, it’s simple to find and book flights to Newark Liberty Intl. Airport from Ontario whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Newark Liberty Intl. Airport, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ontario to Newark Liberty Intl. Airport today, tomorrow, or this week.  

 

Save dollars with cheap flights from Los Angeles - Ontario Intl., ONT to Newark Liberty Intl. Airport, EWR 

Sort your search results by price to find great deals on your flight from Ontario to Newark Liberty Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Newark Liberty Intl. Airport from Ontario currently is just CA $430 rising to CA $1,085.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Newark Liberty Intl. Airport  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Newark Liberty Intl. Airport from Ontario 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Newark Liberty Intl. Airport with Expedia today.

Frequently asked questions

How much is a flight from Ontario Airport to Newark Airport?
The lowest price advertised for a round-trip journey from Los Angeles - Ontario Intl. Airport (ONT) to Liberty Intl. Airport (EWR) is CA $430. But you better get a move on. This figure is taken from fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from ONT to Newark Airport?
Every air carrier has its own set of terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from ONT to Newark Airport that have flexible change policies?
Plenty of airlines will allow you to move your flight at no extra charge. All you pay is the cost difference between the two flights. When looking for Ontario Airport to Liberty Intl. Airport (EWR) flights, you'll see a "No change fees" filter for you to tick.
How many hours is the flight from Ontario Airport to Liberty Intl. Airport (EWR)?
The flight time from ONT to Liberty Intl. Airport (EWR) is around 6 hours and 33 minutes. Grab your headphones, listen to your favourite podcast and the hours will fly by.
How far is the flight from ONT to EWR?
You'll be soaring through the sky for a while, as the flight distance from Ontario to Newark is 3,900 kilometres. Set up a playlist of your favourite songs before leaving home to keep yourself entertained during the flight.
Which airlines fly direct from ONT to Liberty Intl. Airport (EWR)?
Currently, no airlines offer flights directly from Ontario Airport to Liberty Intl. Airport (EWR). You'll need to book a flight with at least one stop. To get the best connections and price, lock in your airfare well ahead of time.
Are ONT to Newark Airport flight tickets cheaper when they're purchased at the last minute?
Late planners can occasionally find a bargain, with some super cheap airfares from Ontario Airport to Newark Airport cropping up a few weeks before the departure date. If you'd rather plan ahead, Expedia compares and updates the best flight deals frequently — as early as a year in advance in some cases. It does depend on the carrier though, as not every airline releases prices that far in advance.

Explore a world of travel with Expedia

Newark Liberty Intl. Airport nearby Airports

New York

Ontario to LaGuardia
CA $338.40
Ontario to John F. Kennedy Intl.
CA $366.70
*Available to Expedia members.