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$65+ 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 2/12. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — EWR
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Ontario to New Jersey

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to New Jersey (USNJ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$130
(Frontier)

One-way from

$65
(Frontier)
From Ontario to New Jersey
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One-way flight from Ontario to New Jersey
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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 January 21, 2025.

This Frontier deal was found by Cheapflights users on 1/20. 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.
Sat 2/158:29 pmONT - PHL
1 stop8h 09mFrontier
Sat 2/228:00 amPHL - ONT
1 stop14h 09mFrontier
Deal found 1/20$130
This Mytrip deal was found by Cheapflights users on 1/21. 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.
Wed 5/77:30 pmONT - JFK
1 stop13h 29mFrontier
Sun 5/116:59 amJFK - ONT
1 stop27h 25mFrontier
Deal found 1/21$159
This Justfly.com deal was found by Cheapflights users on 1/20. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/29:02 amONT - LGA
1 stop8h 57mFrontier
Sat 2/810:00 pmLGA - ONT
1 stop13h 02mFrontier
Deal found 1/20$184
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/46:00 amONT - LGA
1 stop10h 00mAmerican Airlines
Tue 2/114:14 pmLGA - ONT
1 stop9h 31mAmerican Airlines
Deal found 1/21$229
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/512:48 pmONT - JFK
1 stop7h 11mAmerican Airlines
Tue 2/113:59 pmJFK - ONT
1 stop9h 46mAmerican Airlines
Deal found 1/21$229
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/56:15 amONT - LGA
2 stops9h 32mUnited Airlines
Mon 2/1011:20 amLGA - ONT
2 stops12h 09mUnited Airlines
Deal found 1/21$239
This eDestinos deal was found by Cheapflights users on 1/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/266:59 pmONT - EWR
2 stops23h 10mFrontier
Mon 3/3110:09 pmEWR - ONT
2 stops22h 47mFrontier
Deal found 1/20$246
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/151:05 pmONT - EWR
1 stop8h 43mDelta
Sat 2/226:00 amEWR - ONT
1 stop8h 55mDelta
Deal found 1/20$276
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/81:00 pmONT - JFK
1 stop8h 46mDelta
Mon 2/106:00 amJFK - ONT
1 stop8h 50mDelta
Deal found 1/21$277
This Delta deal was found by Cheapflights users on 1/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/35:10 pmONT - LGA
2 stops13h 36mDelta
Thu 2/66:00 amLGA - ONT
1 stop8h 50mDelta
Deal found 1/19$282
This Southwest deal was found by Cheapflights users on 1/20. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/410:55 amONT - LGA
1 stop8h 30mSouthwest
Mon 3/105:00 pmLGA - ONT
1 stop10h 10mSouthwest
Deal found 1/20$287
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/37:40 pmONT - EWR
1 stop9h 42mUnited Airlines
Wed 3/52:00 pmEWR - ONT
1 stop9h 40mUnited Airlines
Deal found 1/21$287

Find flights from Ontario to New Jersey within your budget

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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioPhiladelphia

ONT - PHL

ONTPHL

Ontario

Sat 2/15

8:29 pm-7:38 am

1 stop8h 09m

Philadelphia

Sat 2/22

8:00 am-7:09 pm

1 stop14h 09m

$130

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 2/5

12:34 pm-6:30 am

1 stop14h 56m

New York John F Kennedy Intl

Wed 2/12

7:59 am-3:19 pm

1 stop10h 20m

$158

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Sun 2/2

9:02 am-8:59 pm

1 stop8h 57m

New York LaGuardia

Sat 2/8

10:00 pm-8:02 am

1 stop13h 02m

$184

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Tue 2/4

6:00 am-7:00 pm

1 stop10h 00m

New York LaGuardia

Tue 2/11

4:14 pm-10:45 pm

1 stop9h 31m

$229

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 2/4

6:10 am-4:29 pm

1 stop7h 19m

New York John F Kennedy Intl

Tue 2/11

6:30 am-11:58 am

1 stop8h 28m

$229

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 2/5

6:15 am-6:47 pm

2 stops9h 32m

New York LaGuardia

Mon 2/10

11:20 am-8:29 pm

2 stops12h 09m

$239

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 2/25

6:00 am-7:29 pm

1 stop10h 29m

New York John F Kennedy Intl

Sat 3/1

7:59 am-7:39 pm

1 stop14h 40m

$239

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Wed 3/26

6:59 pm-9:09 pm

2 stops23h 10m

Newark

Mon 3/31

10:09 pm-5:56 pm

2 stops22h 47m

$246

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sat 2/15

1:05 pm-12:48 am

1 stop8h 43m

Newark

Sat 2/22

6:00 am-11:55 am

1 stop8h 55m

$276

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 2/4

6:00 am-4:00 pm

1 stop7h 00m

New York John F Kennedy Intl

Wed 2/12

4:30 pm-10:52 pm

1 stop9h 22m

$277

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 46 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.

Travel insights for flights from Ontario to New Jersey

Get recent, data-driven insights about flights from Ontario to New Jersey including ideal travel times, pricing trends, and more.

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

Currently, January is the cheapest month in which you can book a flight from Ontario to New Jersey (average of $228). Flying from Ontario to New Jersey in June is currently the most expensive (average of $307). 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 January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to New Jersey as you normally would.

Rainfall in New Jersey by month

Plan your trip to New Jersey by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in New Jersey ranges from 2.9 - 4.8 inches per month. July is typically the wettest month, when rainfall can reach 4.8 in. February is typically the driest time to visit New Jersey when rainfall is around 2.9 in.

Temperature in New Jersey by month

Plan your trip to New Jersey by taking into account the average temperature totals by month.

If weather is an important factor for your trip to New Jersey, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

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 January 21, 2025.
Read reviews from past customers who have flown Delta, Frontier and American Airlines from Ontario to New Jersey. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
4,662 reviews
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,706 reviews
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,521 reviews
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

JetBlue
7.4
Good
3,200 reviews
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
8,984 reviews
Southwest
8.1
Very good
4,662 reviews

Food

7.2

Comfort

8.1

Crew

8.7

Boarding

8.2

Entertainment

7.7

Overall

8.1

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

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.

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

    $65 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on United Airlines and Alaska Airlines, with prices starting from $120 and $138, respectively.

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

    While some choose either Ontario - Newark or Ontario - New York LaGuardia, Ontario - New York John F Kennedy Intl is the most popular route 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, January is the cheapest month in which you can book a flight from Ontario to New Jersey (average of $228). Flying from Ontario to New Jersey in June is currently the most expensive (average of $307). 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.
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Top 5 airlines flying from Ontario to New Jersey

Discover the top 5 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$142Average$239FlexibilityNo cancel feeOn-time65%
Alaska AirlinesCheapest$236Average$381FlexibilityNo cancel feeOn-time75%
DeltaCheapest$266Average$423FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$268Average$435FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$281Average$467FlexibilityNo cancel feeOn-time69%
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