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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EWR
Mar 17 — Mar 241
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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 February 15, 2026.

This Trip.com deal was found by Cheapflights users on 2/12. 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.
Mon 5/1112:59 am
ONT
-
PHL
1 stop25h 35m
Frontier
Tue 5/198:25 pm
PHL
-
ONT
1 stop30h 30m
Frontier
Deal found 2/12$191
This Kiwi.com deal was found by Cheapflights users on 2/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/67:29 pm
ONT
-
JFK
1 stop8h 01m
Frontier
Tue 5/127:30 am
JFK
-
ONT
1 stop14h 04m
Frontier
Deal found 2/11$194
This Trip.com deal was found by Cheapflights users on 2/11. 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 4/157:29 pm
ONT
-
JFK
1 stop8h 01m
Frontier
Tue 5/57:30 am
JFK
-
ONT
1 stop14h 04m
Frontier
Deal found 2/11$196
This CheapOair deal was found by Cheapflights users on 2/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/217:29 pm
ONT
-
PHL
1 stop6h 44m
Frontier
Sun 4/268:25 pm
PHL
-
ONT
1 stop14h 06m
Frontier
Deal found 2/15$200
This CheapOair deal was found by Cheapflights users on 2/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/152:44 pm
ONT
-
JFK
1 stop12h 46m
Frontier
Sun 4/197:30 am
JFK
-
ONT
1 stop27h 34m
Frontier
Deal found 2/13$200
This Frontier deal was found by Cheapflights users on 2/11. 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 5/137:29 pm
ONT
-
JFK
1 stop8h 01m
Frontier
Sat 5/167:30 am
JFK
-
ONT
1 stop13h 53m
Frontier
Deal found 2/11$201
This Booking.com deal was found by Cheapflights users on 2/13. 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.
Fri 4/106:20 am
ONT
-
PHL
1 stop20h 11m
Frontier
Mon 4/138:25 pm
PHL
-
ONT
1 stop30h 30m
Frontier
Deal found 2/13$202
This Trip.com deal was found by Cheapflights users on 2/11. 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.
Thu 4/308:26 am
ONT
-
PHL
1 stop12h 13m
Frontier
Sat 5/98:25 pm
PHL
-
ONT
1 stop14h 06m
Frontier
Deal found 2/11$203
This Kiwi.com deal was found by Cheapflights users on 2/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:29 pm
ONT
-
JFK
1 stop8h 01m
Frontier
Mon 4/276:00 am
JFK
-
ONT
2 stops44h 55m
Frontier
Deal found 2/12$203
This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:59 am
ONT
-
JFK
2 stops30h 30m
Frontier
Wed 5/67:30 am
JFK
-
ONT
1 stop9h 10m
Frontier
Deal found 2/15$204
This Trip.com deal was found by Cheapflights users on 2/12. 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.
Sun 4/126:20 am
ONT
-
PHL
1 stop20h 11m
Frontier
Wed 4/158:25 pm
PHL
-
ONT
1 stop14h 06m
Frontier
Deal found 2/12$206
This Trip.com deal was found by Cheapflights users on 2/14. 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.
Tue 5/512:59 am
ONT
-
PHL
1 stop25h 35m
Frontier
Sat 5/168:25 pm
PHL
-
ONT
1 stop14h 06m
Frontier
Deal found 2/14$207

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 February 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$191
(Trip.com)

One-way from

$71
(Trip.com)

Popular in

December

Cheapest in

January

Average price

$292
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. 3% potential increase in price ($10 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Average for round-trip flights in February 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 February 15, 2026.
Use the filters below to find and compare flights from Ontario to New Jersey that are best for you.

Fly from

Ontario

Fly to

New Jersey

Route

Depart

Return

Price

OntarioPhiladelphia

ONT - PHL

ONTPHL

Ontario

Fri 4/10

6:20 am-5:31 am

1 stop20h 11m

Philadelphia

Fri 4/24

8:25 pm-11:55 pm

1 stop30h 30m

$211

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 3/4

1:15 pm-11:42 pm

1 stop7h 27m

New York LaGuardia

Tue 3/10

6:00 am-11:47 am

1 stop8h 47m

$261

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 8/12

11:59 pm-8:21 am

Nonstop5h 22m

New York John F Kennedy Intl

Wed 8/19

7:35 pm-10:40 pm

Nonstop6h 05m

$264

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 3/4

10:20 pm-8:48 am

1 stop7h 28m

New York LaGuardia

Mon 3/9

3:00 pm-9:00 pm

1 stop9h 00m

$264

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 3/4

4:02 pm-7:05 am

1 stop12h 03m

New York John F Kennedy Intl

Wed 3/11

5:00 pm-11:52 pm

1 stop9h 52m

$267

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 3/11

6:00 am-7:43 pm

2 stops10h 43m

New York LaGuardia

Wed 3/18

1:50 pm-11:51 pm

2 stops13h 01m

$271

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sat 2/28

4:02 pm-7:05 am

1 stop12h 03m

New York John F Kennedy Intl

Wed 3/4

5:00 pm-11:52 pm

1 stop9h 52m

$277

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Sat 2/28

10:20 pm-9:47 am

1 stop8h 27m

New York LaGuardia

Wed 3/4

1:00 pm-9:05 pm

1 stop11h 05m

$277

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Tue 3/3

1:15 pm-11:42 pm

1 stop7h 27m

New York LaGuardia

Tue 3/10

6:00 am-11:47 am

1 stop8h 47m

$277

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Mon 2/23

10:20 pm-8:48 am

1 stop7h 28m

New York LaGuardia

Tue 3/10

3:00 pm-9:00 pm

1 stop9h 00m

$282

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/13

Showing 1-10 of 60 results
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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

What is the cheapest month to book a flight from Ontario to New Jersey?

Currently, June is the cheapest month in which you can book a flight from Ontario to New Jersey (average of $78). Flying from Ontario to New Jersey in December is currently the most expensive (average of $166). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 February 15, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines 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.

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

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

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

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

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

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

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

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

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

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

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Crew

8.5

Entertainment

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?

    Frontier, JetBlue, and Delta can get you from Ontario to New Jersey in just under 5h 25m. Your travel time can differ by up to 20h 10m. Ontario and New Jersey are separated by a distance of 2422 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?

    $82 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $138 and $138, 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.

  • What is the cheapest month to book a flight from Ontario to New Jersey?

    Currently, June is the cheapest month in which you can book a flight from Ontario to New Jersey (average of $78). Flying from Ontario to New Jersey in December is currently the most expensive (average of $166). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 February 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$97FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$67Average$202FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$237Average$317FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$268Average$434FlexibilityNo cancel feeOn-time71%
DeltaCheapest$281Average$378FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$289Average$412FlexibilityNo cancel feeOn-time69%

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