New Jersey

$71+ 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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EWR
Dec 5 — Dec 121
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1. Tell us where you want to go

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Cheap 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 November 5, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$134
(CheapOair)

One-way from

$71
(CheapOair)

Popular in

December

Cheapest in

January

Average price

$362
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. 4% potential increase in price ($16 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Average for round-trip flights in November 2025

Find 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 November 5, 2025.

This CheapOair deal was found by Cheapflights users on 11/3. 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.
Fri 12/53:20 pmONT - PHL
1 stop11h 11mFrontier
Mon 12/86:15 amPHL - ONT
1 stop13h 18mFrontier
Deal found 11/3$134
This CheapOair deal was found by Cheapflights users on 11/4. 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.
Fri 11/288:15 amONT - PHL
1 stop12h 44mFrontier
Mon 12/86:15 amPHL - ONT
1 stop13h 18mFrontier
Deal found 11/4$137
This CheapOair deal was found by Cheapflights users on 11/4. 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.
Sun 11/3012:58 amONT - PHL
1 stop24h 47mFrontier
Fri 12/128:36 pmPHL - ONT
1 stop20h 49mFrontier
Deal found 11/4$138
This CheapOair deal was found by Cheapflights users on 11/4. 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.
Fri 11/2112:58 amONT - PHL
1 stop24h 52mFrontier
Sun 12/78:36 pmPHL - ONT
1 stop20h 49mFrontier
Deal found 11/4$141
This CheapOair deal was found by Cheapflights users on 11/3. 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.
Fri 12/123:20 pmONT - PHL
1 stop11h 11mFrontier
Sun 12/148:36 pmPHL - ONT
1 stop20h 49mFrontier
Deal found 11/3$142
This CheapOair deal was found by Cheapflights users on 11/4. 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.
Fri 11/2112:58 amONT - PHL
1 stop24h 52mFrontier
Thu 11/276:00 amPHL - ONT
1 stop8h 11mFrontier
Deal found 11/4$144
This CheapOair deal was found by Cheapflights users on 11/3. 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 11/198:45 amONT - PHL
1 stop17h 04mFrontier
Sat 11/226:00 amPHL - ONT
1 stop20h 57mFrontier
Deal found 11/3$145
This CheapOair deal was found by Cheapflights users on 11/3. 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.
Thu 11/1312:05 pmONT - PHL
1 stop13h 44mFrontier
Thu 11/206:00 amPHL - ONT
1 stop8h 11mFrontier
Deal found 11/3$176
This CheapOair deal was found by Cheapflights users on 11/4. 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 11/1912:58 amONT - PHL
1 stop24h 47mFrontier
Fri 12/58:36 pmPHL - ONT
1 stop20h 49mFrontier
Deal found 11/4$180
This CheapOair deal was found by Cheapflights users on 11/4. 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 11/128:45 amONT - PHL
1 stop17h 04mFrontier
Fri 11/216:00 amPHL - ONT
1 stop20h 57mFrontier
Deal found 11/4$183
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/36:15 amONT - PHL
2 stops26h 03mFrontier
Wed 12/103:30 pmPHL - ONT
1 stop30h 05mFrontier
Deal found 11/4$187
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Thu 11/278:45 amONT - PHL
2 stops12h 45mFrontier
Mon 12/84:12 pmPHL - ONT
1 stop22h 15mFrontier
Deal found 11/3$190

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 November 5, 2025.
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

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Fri 1/30

11:00 am-9:30 pm

1 stop7h 30m

New York LaGuardia

Tue 2/3

2:00 pm-9:45 pm

1 stop10h 45m

$193

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 12/3

9:55 am-9:55 pm

2 stops9h 00m

New York LaGuardia

Wed 12/10

7:15 am-2:30 pm

1 stop10h 15m

$198

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 12/3

9:55 am-9:55 pm

2 stops9h 00m

New York LaGuardia

Tue 12/9

7:15 am-2:30 pm

1 stop10h 15m

$198

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sun 1/25

6:00 am-7:28 pm

1 stop10h 28m

New York John F Kennedy Intl

Tue 2/3

11:30 am-8:36 pm

1 stop12h 06m

$253

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 1/29

6:00 am-7:28 pm

1 stop10h 28m

New York John F Kennedy Intl

Tue 2/3

7:00 am-3:08 pm

1 stop11h 08m

$253

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Mon 1/26

6:00 am-7:28 pm

1 stop10h 28m

New York John F Kennedy Intl

Tue 2/3

11:30 am-8:36 pm

1 stop12h 06m

$253

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Mon 1/26

6:00 am-7:28 pm

1 stop10h 28m

New York John F Kennedy Intl

Thu 1/29

4:22 pm-11:56 pm

1 stop10h 34m

$256

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Mon 1/26

6:00 am-7:28 pm

1 stop10h 28m

New York John F Kennedy Intl

Sun 2/1

4:22 pm-11:56 pm

1 stop10h 34m

$256

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Sat 3/7

6:00 am-7:29 pm

1 stop10h 29m

New York John F Kennedy Intl

Mon 3/9

4:00 pm-10:37 pm

1 stop9h 37m

$256

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 1/29

6:00 am-7:28 pm

1 stop10h 28m

New York John F Kennedy Intl

Sun 2/1

4:22 pm-11:56 pm

1 stop10h 34m

$256

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/4

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 $186). 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.

What is the cheapest time of day to fly from ONT to NJ?

Find hourly flight availability from Ontario to New Jersey. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 33% on flights from Ontario to New Jersey by exploring options for tickets at noon.

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 November 5, 2025.
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.

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

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

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

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

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

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

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

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

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

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

Crew

8.5

Entertainment

7.9

Food

7.3

Boarding

8.2

Overall

7.9

Comfort

7.9

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?

    Southwest, Alaska Airlines, and Delta can get you from Ontario to New Jersey in just under 7h 30m. Your travel time can differ by up to 2h 58m. Ontario and New Jersey are separated by a distance of 2417 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?

    $78 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Alaska Airlines and Delta, with prices starting from $124 and $129, 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 $186). 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

Browse thousands of different options on Cheapflights for your next trip

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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 November 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$48Average$97FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$90Average$246FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$237Average$317FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$261Average$429FlexibilityNo cancel feeOn-time71%
DeltaCheapest$281Average$378FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$282Average$406FlexibilityNo cancel feeOn-time69%

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