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Cheap flights from Ontario to New York from $94

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to New York departing on 2/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ontario to New York

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:06 pm - 5:54 pm
ONT
-
EWR
24h 48m
1 stop
Multiple Airlines Logo
5:59 am - 11:59 pm
EWR
-
ONT
21h 00m
2 stops
$198Multiple Airlines
Mon, Mar 2 - Wed, Mar 11
Multiple Airlines Logo
8:35 am - 1:08 am
ONT
-
EWR
13h 33m
2 stops
Multiple Airlines Logo
3:59 pm - 7:26 am
EWR
-
ONT
18h 27m
1 stop
$200Multiple Airlines
Tue, Feb 17 - Fri, Feb 20
Multiple Airlines Logo
2:06 pm - 5:54 pm
ONT
-
EWR
24h 48m
1 stop
Multiple Airlines Logo
6:00 am - 11:59 pm
EWR
-
ONT
20h 59m
2 stops
$208Multiple Airlines
Mon, Mar 2 - Tue, Mar 10
Multiple Airlines Logo
2:06 pm - 5:54 pm
ONT
-
EWR
24h 48m
1 stop
Multiple Airlines Logo
5:59 am - 11:59 pm
EWR
-
ONT
21h 00m
2 stops
$218Multiple Airlines
Thu, Feb 26 - Mon, Mar 2
Multiple Airlines Logo
2:06 pm - 5:54 pm
ONT
-
EWR
24h 48m
1 stop
Multiple Airlines Logo
6:00 am - 11:59 pm
EWR
-
ONT
20h 59m
2 stops
$222Multiple Airlines
Mon, Mar 2 - Mon, Mar 9
Multiple Airlines Logo
2:21 pm - 5:54 pm
ONT
-
EWR
24h 33m
1 stop
Multiple Airlines Logo
10:14 pm - 9:34 pm
EWR
-
ONT
26h 20m
2 stops
$229Multiple Airlines
Fri, Feb 20 - Mon, Feb 23
Multiple Airlines Logo
8:40 am - 1:08 am
ONT
-
EWR
37h 28m
2 stops
Multiple Airlines Logo
4:05 pm - 4:15 pm
EWR
-
ONT
27h 10m
1 stop
$238Multiple Airlines
Tue, Mar 3 - Tue, Mar 10
Multiple Airlines Logo
8:40 am - 1:08 am
ONT
-
EWR
37h 28m
2 stops
Multiple Airlines Logo
4:05 pm - 3:05 pm
EWR
-
ONT
26h 00m
1 stop
$244Multiple Airlines
Tue, Mar 3 - Mon, Mar 9
Multiple Airlines Logo
2:06 pm - 5:54 pm
ONT
-
EWR
24h 48m
1 stop
Multiple Airlines Logo
5:59 am - 9:34 pm
EWR
-
ONT
18h 35m
2 stops
$245Multiple Airlines
Thu, Feb 19 - Tue, Feb 24
Multiple Airlines Logo
1:18 pm - 11:29 am
ONT
-
EWR
19h 11m
1 stop
Multiple Airlines Logo
5:59 am - 11:59 pm
EWR
-
ONT
21h 00m
2 stops
$247Multiple Airlines
Mon, Feb 16 - Fri, Feb 20

United Airlines flights from Ontario to Newark Airport

Our best United Airlines deals on Ontario to Newark Airport flight tickets
United Airlines
Feb 18
ONT1:50 pmOntario
8h 23m
1 stop
EWR1:13 amNewark
Feb 23
EWR2:10 pmNewark
9h 40m
1 stop
ONT8:50 pmOntario
$323
United Airlines
Feb 18
ONT6:37 pmOntario
8h 22m
1 stop
EWR5:59 amNewark
Feb 26
EWR8:45 amNewark
11h 56m
1 stop
ONT5:41 pmOntario
$325
United Airlines
Feb 19
ONT6:00 amOntario
8h 59m
1 stop
EWR5:59 pmNewark
Feb 23
EWR2:10 pmNewark
9h 40m
1 stop
ONT8:50 pmOntario
$329

Frontier flights from Ontario to Newark Airport

Our best Frontier deals on Ontario to Newark Airport flight tickets
Frontier
Feb 5
ONT6:20 amOntario
36h 15m
2 stops
EWR9:35 pmNewark
Feb 9
EWR10:30 pmNewark
46h 52m
2 stops
ONT6:22 pmOntario
$251
Frontier
Feb 5
ONT6:20 amOntario
39h 48m
2 stops
EWR1:08 amNewark
Feb 9
EWR10:30 pmNewark
42h 22m
2 stops
ONT1:52 pmOntario
$273

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Newark Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated January 21, 2026.
Use the filters below to find and compare flights from Ontario to Newark Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 3/2

2:06 pm-5:54 pm

1 stop24h 48m

Newark

Wed 3/11

5:59 am-11:59 pm

2 stops21h 00m

$198

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 2/17

8:35 am-1:08 am

2 stops13h 33m

Newark

Fri 2/20

3:59 pm-7:26 am

1 stop18h 27m

$200

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 3/2

2:06 pm-5:54 pm

1 stop24h 48m

Newark

Tue 3/10

6:00 am-11:59 pm

2 stops20h 59m

$208

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Thu 2/26

2:06 pm-5:54 pm

1 stop24h 48m

Newark

Mon 3/2

5:59 am-11:59 pm

2 stops21h 00m

$218

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 3/2

2:06 pm-5:54 pm

1 stop24h 48m

Newark

Mon 3/9

6:00 am-11:59 pm

2 stops20h 59m

$222

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Fri 2/20

2:21 pm-5:54 pm

1 stop24h 33m

Newark

Mon 2/23

10:14 pm-9:34 pm

2 stops26h 20m

$229

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 3/3

8:40 am-1:08 am

2 stops37h 28m

Newark

Tue 3/10

4:05 pm-4:15 pm

1 stop27h 10m

$238

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Tue 3/3

8:40 am-1:08 am

2 stops37h 28m

Newark

Mon 3/9

4:05 pm-3:05 pm

1 stop26h 00m

$244

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Thu 2/19

2:06 pm-5:54 pm

1 stop24h 48m

Newark

Tue 2/24

5:59 am-9:34 pm

2 stops18h 35m

$245

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Mon 2/16

1:18 pm-11:29 am

1 stop19h 11m

Newark

Fri 2/20

5:59 am-11:59 pm

2 stops21h 00m

$247

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to New York from

How to get the cheapest flight ticket from Ontario to Newark Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Newark Airport?

The cheapest month to fly to Newark Airport from Ontario is in February. Flight prices, which tend to average around $357, are often lower during this time because this is during the off-season. If you don’t want to visit Newark Airport in February, then you should wait until June to fly from Ontario, when ticket prices are also cheap, with an average price of $359.

What is the cheapest day to depart on your flight to Newark Airport?

The cheapest day to depart on your flight to Newark Airport is on a Wednesday when prices can be found for as low as $345. This is often the case because there is less demand to fly during this day of the week. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Ontario to Newark Airport for around $436.

What is the cheapest time of day to depart on your flight to Newark Airport?

The cheapest time of day to fly to Newark Airport is at noon when flights can be purchased for as low as $329. Flights in the afternoon are often more expensive with an average ticket price of $403.

How far in advance should I book a flight to Newark Airport?

You are more likely to see cheaper flights to Newark Airport from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Newark Airport for around $417 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Newark Airport from Ontario for as low as $318 on momondo.

How have Ontario to Newark Airport flight prices changed over time?

As of January 2026, prices for Ontario to Newark Airport flights are approximately 35% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Newark Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Newark Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Newark Airport (ONT to EWR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Newark Airport

Fastest flight time

7h 06m

Direct flights

None
The fastest flight from Ontario to Newark Airport takes 7h 06m
There are no direct flights from Ontario to Newark Airport. There are no popular flight routes from Ontario to Newark Airport.
Search flight deals

  • How far is Ontario to Newark by plane?

    A flight from Ontario to Newark will travel around 2403.8 mi. A reasonable flight in good conditions will take 7h 06m.

  • When did momondo last update prices for flights from Ontario Airport to Newark Airport?

    Prices for flights from Ontario Airport to Newark Airport are updated daily.

  • How many operators does momondo search for flights from Ontario Airport to Newark Airport?

  • How old do you have to be to fly from Ontario Airport to Newark Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Newark Airport.

  • What documentation or ID do you need to fly to Newark Airport?

    The travel and health documents required for your trip to Newark Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Newark Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Ontario to Newark Airport?

Best airlines flying from Ontario to Newark Airport

Compare and see reviews for airlines that fly from Ontario to Newark Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $48Free CancellationRating
5.7
3,057 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $67Free CancellationRating
6.3
8,364 reviews
Search Spirit Airlines flights
JetBluePriceFrom $237Free CancellationRating
7.2
2,890 reviews
Search JetBlue flights
American AirlinesPriceFrom $268Free CancellationRating
7.2
11,174 reviews
Search American Airlines flights
DeltaPriceFrom $281Free CancellationRating
7.9
8,089 reviews
Search Delta flights
United AirlinesPriceFrom $289Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights

Traveling to a place near New York?

Book flights to New York if you plan to visit one of these locations
Seaside Heights
Queens
Bronx
Yonkers
Bethlehem
East Rutherford
Jim Thorpe
Asbury Park
Point Pleasant Beach
Beach Haven
Long Branch
Spring Lake
Tannersville
Wayne
Stamford
Secaucus
Parsippany
East Stroudsburg
Ocean Grove
Elizabeth

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to New York?

Finding the right flight to New York from Ontario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to New York quick and easy, saving you time and money.

Can I find flights from Ontario to New York with flexible booking policies on momondo?

momondo does allow users to show only those flights to New York from Ontario which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Ontario to New York?

Once you have performed a search for Ontario to New York flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to New York right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to New York now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to New York and let you know when they change.

An easier way to manage your Newark Airport trip

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