New Jersey

$82+ Cheap flights from Ontario (ONT) to New Jersey

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/13. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EWR
Jun 20 — Jun 271
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Cheap flight deals from Ontario to New Jersey

Cheapest flights from Ontario to New Jersey
Explore the most affordable flight options available from Ontario to New Jersey. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.

This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:47 pm
ONT
-
PHL
1 stop12h 43m
Frontier
Sat 7/1111:06 am
PHL
-
ONT
1 stop11h 47m
Frontier
Deal found 5/20$164
This Booking.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/101:33 pm
ONT
-
PHL
1 stop13h 54m
Frontier
Thu 6/118:37 pm
PHL
-
ONT
1 stop16h 28m
Frontier
Deal found 5/20$175
This Trip.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1311:58 am
ONT
-
PHL
1 stop15h 29m
Frontier
Mon 6/1511:00 am
PHL
-
ONT
1 stop25h 07m
Frontier
Deal found 5/20$181
This Priceline deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/36:47 pm
ONT
-
PHL
1 stop12h 43m
Frontier
Sat 7/411:35 am
PHL
-
ONT
1 stop8h 13m
Frontier
Deal found 5/20$197
This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/35:43 pm
ONT
-
PHL
1 stop18h 24m
Frontier
Sat 7/1111:06 am
PHL
-
ONT
1 stop11h 47m
Frontier
Deal found 5/20$198
This Trip.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:47 pm
ONT
-
PHL
1 stop12h 43m
Frontier
Sun 7/128:37 pm
PHL
-
ONT
1 stop16h 26m
Frontier
Deal found 5/20$215
This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/63:40 pm
ONT
-
PHL
1 stop11h 42m
Frontier
Wed 7/811:06 am
PHL
-
ONT
1 stop11h 47m
Frontier
Deal found 5/20$223
This Expedia deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/103:34 pm
ONT
-
PHL
1 stop11h 53m
Frontier
Mon 6/298:37 pm
PHL
-
ONT
1 stop30h 12m
Frontier
Deal found 5/19$227
This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/63:40 pm
ONT
-
PHL
1 stop11h 42m
Frontier
Fri 7/1011:35 am
PHL
-
ONT
1 stop8h 08m
Frontier
Deal found 5/20$232
This Mytrip deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/213:40 pm
ONT
-
PHL
1 stop11h 42m
Frontier
Thu 7/3011:06 am
PHL
-
ONT
1 stop11h 47m
Frontier
Deal found 5/20$236
This Booking.com deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/611:43 am
ONT
-
PHL
1 stop15h 39m
Frontier
Thu 7/168:37 pm
PHL
-
ONT
1 stop16h 26m
Frontier
Deal found 5/20$239
This Frontier deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/63:40 pm
ONT
-
PHL
1 stop11h 42m
Frontier
Wed 7/157:00 am
PHL
-
ONT
1 stop13h 49m
Frontier
Deal found 5/20$243

Find flight deals from Ontario to New Jersey

Keep the following information in mind while searching for Ontario to New Jersey flight deals. Data was last updated May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$164
(CheapOair)

One-way from

$82
(Super.com)

Popular in

May

Cheapest in

January

Average price

$393
Provider with most accurate pricing for Los Angeles-New York (NYC) flight deals.
Provider most trusted by Cheapflights users for Los Angeles-New York (NYC) flights.
From Ontario to New Jersey
One-way flight from Ontario to New Jersey
Highest demand for flights based on searches. 11% potential increase in price ($42 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in May 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to New Jersey 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, Cheapflights users made 2,558,603 searches. Data last updated May 21, 2026.
Use the filters below to find and compare flights from Ontario to New Jersey that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioPhiladelphia

ONT - PHL

ONTPHL

Ontario

Thu 10/1

9:39 am-9:15 pm

1 stop8h 36m

Philadelphia

Mon 10/5

5:08 pm-10:26 pm

1 stop8h 18m

$263

OntarioPhiladelphia

ONT - PHL

ONTPHL

Ontario

Sun 7/5

6:00 am-5:41 pm

1 stop8h 41m

Philadelphia

Wed 7/22

6:25 am-10:38 am

1 stop7h 13m

$311

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Sat 7/25

8:05 am-11:25 pm

1 stop12h 20m

New York LaGuardia

Sat 8/1

7:15 am-5:50 pm

1 stop13h 35m

$333

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 11/11

5:52 pm-7:25 am

1 stop10h 33m

New York John F Kennedy Intl

Mon 11/16

7:00 am-3:15 pm

1 stop11h 15m

$342

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 7/29

1:20 pm-11:05 pm

1 stop6h 45m

New York LaGuardia

Tue 8/4

6:55 am-2:05 pm

2 stops10h 10m

$345

OntarioPhiladelphia

ONT - PHL

ONTPHL

Ontario

Tue 8/18

9:40 am-9:50 pm

2 stops9h 10m

Philadelphia

Tue 8/25

6:00 am-10:15 am

1 stop7h 15m

$356
Quickest round-trip

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 7/7

11:50 pm-8:11 am

Nonstop5h 21m

New York John F Kennedy Intl

Mon 7/13

7:30 pm-10:35 pm

Nonstop6h 05m

$357

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 7/7

11:50 pm-8:11 am

Nonstop5h 21m

New York John F Kennedy Intl

Tue 7/14

7:30 pm-10:35 pm

Nonstop6h 05m

$357

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Fri 10/9

7:23 am-7:25 pm

1 stop9h 02m

New York John F Kennedy Intl

Wed 10/14

4:23 pm-11:42 pm

1 stop10h 19m

$361

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Fri 8/7

12:25 pm-10:55 pm

1 stop7h 30m

New York LaGuardia

Mon 8/10

6:10 am-3:05 pm

2 stops11h 55m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/21

Showing 1-10 of 60 resultsSorted by cheapest first
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6

Best time to book a flight from Ontario to New Jersey

Have a flexible travel schedule? Discover the best time to fly to New Jersey from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to New Jersey

How much does it cost to fly round-trip from Ontario to New Jersey?

Reviews of airlines servicing New Jersey

Get insights into the airlines that provide service to New Jersey. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to New Jersey. Reviews last updated May 21, 2026.
Get a feel of what it's like to fly with Delta,United Airlines, andJetBlue from Ontario to New Jersey by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Food

7.2

Boarding

8.1

Entertainment

7.8

Overall

7.9

Crew

8.5

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to New Jersey. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Ontario to New Jersey?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to New Jersey.

  • How long is the flight from Ontario to New Jersey?

    United Airlines, Southwest, and Delta can get you from Ontario to New Jersey in just under 6h 45m. Your travel time can differ by up to 1h 56m. Ontario and New Jersey are separated by a distance of 2349 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Ontario to New Jersey one-way?

    $128 is the cheapest one-way deal found within the past few days, from Alaska Airlines. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $138 and $148, respectively.

  • What are the most popular routes from Ontario to New Jersey?

  • Can I find deals for flights from Ontario to New Jersey that include hotel bookings?

    Yes. In addition to deals on Ontario to New Jersey flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to New Jersey?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to New Jersey.

  • Can I find deals for business class flights from Ontario to New Jersey?

    Yes. Cheapflights offers flight deals from Ontario to New Jersey by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Alternative routes for Ontario to New Jersey

See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Ontario to New Jersey

Discover the top 6 airlines that operate flights from Ontario to New Jersey. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$67Average$202FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$227Average$511FlexibilityNo cancel feeOn-time75%
JetBlueCheapest$257Average$337FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$281Average$492FlexibilityNo cancel feeOn-time71%
DeltaCheapest$292Average$457FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$307Average$472FlexibilityNo cancel feeOn-time69%

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