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John F Kennedy Intl

$93+ Cheap flights from Ontario (ONT) to John F Kennedy Intl, NY (JFK)

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — JFK
Mar 23 — Mar 301
Sun 3/23
Sun 3/30
1 adult, Economy
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The best prices from Ontario to New York John F Kennedy Intl are usually found in January or September, booked 90 days in advance, depart on a Monday or Wednesday and return on a Saturday

Cheap flight deals from Ontario to John F Kennedy Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to John F Kennedy Intl (JFK). 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 March 18, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$185
(Frontier)

One-way from

$93
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$386

Good round-trip deal

$307 or less

Good one-way deal

$158 or less
Provider with most accurate pricing for Ontario-New York John F Kennedy Intl flight deals.
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Provider most trusted by Cheapflights users for Ontario-New York John F Kennedy Intl flights.
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From Ontario to New York John F Kennedy Intl
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One-way flight from Ontario to New York John F Kennedy Intl
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Highest demand for flights based on searches. 14% potential increase in price ($64 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Ontario to New York John F Kennedy Intl.
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Price to beat on a one-way flight from Ontario to New York John F Kennedy Intl.
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Find flight deals from Ontario to John F Kennedy Intl

Cheapest flights from Ontario to John F Kennedy Intl
Explore the most affordable flight options available from Ontario to John F Kennedy Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 18, 2025.

This Frontier deal was found by Cheapflights users on 3/17. 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.
Tue 4/82:43 pmONT - JFK
1 stop11h 47mFrontier
Wed 4/166:59 amJFK - ONT
1 stop11h 05mFrontier
Deal found 3/17$185
This JetBlue deal was found by Cheapflights users on 3/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/610:40 pmONT - JFK
Nonstop5h 20mJetBlue
Sat 5/106:10 pmJFK - ONT
Nonstop6h 12mJetBlue
Deal found 3/17$243
This Delta deal was found by Cheapflights users on 3/17. 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.
Wed 4/3011:45 amONT - JFK
1 stop9h 43mDelta
Sat 5/34:25 pmJFK - ONT
1 stop9h 11mDelta
Deal found 3/17$277
This American Airlines deal was found by Cheapflights users on 3/17. 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.
Mon 4/1411:59 pmONT - JFK
2 stops10h 06mAmerican Airlines
Wed 4/233:25 pmJFK - ONT
1 stop8h 34mAmerican Airlines
Deal found 3/17$282
This Hawaiian Airlines deal was found by Cheapflights users on 3/17. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/296:00 amONT - JFK
1 stop10h 08mHawaiian Airlines
Fri 5/24:30 pmJFK - ONT
1 stop10h 29mHawaiian Airlines
Deal found 3/17$296
This Kissandfly.com deal was found by Cheapflights users on 3/17. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/16:35 pmONT - JFK
1 stop7h 55mMultiple Airlines
Wed 5/77:20 amJFK - ONT
1 stop11h 12mMultiple Airlines
Deal found 3/17$313
This Alaska Airlines deal was found by Cheapflights users on 3/16. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/174:05 pmONT - JFK
1 stop10h 55mAlaska Airlines
Wed 10/227:20 amJFK - ONT
1 stop10h 52mAlaska Airlines
Deal found 3/16$331

Find flights from Ontario to John F Kennedy Intl within your budget

Customize your flight search to find flights from Ontario to John F Kennedy Intl 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 March 18, 2025.

Fly from

Ontario

Fly to

John F Kennedy Intl

Route

Depart

Return

Price

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 4/8

2:43 pm-5:30 am

1 stop11h 47m

New York John F Kennedy Intl

Wed 4/16

6:59 am-3:04 pm

1 stop11h 05m

$185

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 5/6

10:40 pm-7:00 am

Nonstop5h 20m

New York John F Kennedy Intl

Sat 5/10

6:10 pm-9:22 pm

Nonstop6h 12m

$243

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 4/30

11:45 am-12:28 am

1 stop9h 43m

New York John F Kennedy Intl

Sat 5/3

4:25 pm-10:36 pm

1 stop9h 11m

$277

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Mon 4/14

11:59 pm-1:05 pm

2 stops10h 06m

New York John F Kennedy Intl

Wed 4/23

3:25 pm-8:59 pm

1 stop8h 34m

$282

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 4/29

6:00 am-7:08 pm

1 stop10h 08m

New York John F Kennedy Intl

Fri 5/2

4:30 pm-11:59 pm

1 stop10h 29m

$296

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Thu 5/1

6:35 pm-5:30 am

1 stop7h 55m

New York John F Kennedy Intl

Wed 5/7

7:20 am-3:32 pm

1 stop11h 12m

$313

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Fri 4/25

8:59 pm-10:59 pm

2 stops23h 00m

New York John F Kennedy Intl

Tue 4/29

7:20 am-8:29 pm

1 stop16h 09m

$355

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 4/9

2:43 pm-5:30 am

1 stop11h 47m

$93

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Tue 5/6

10:40 pm-7:00 am

Nonstop5h 20m

$122

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 4/9

6:00 am-4:30 pm

1 stop7h 30m

$139

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/17

Showing 1-10 of 13 results
1
2

Compare providers for flights from Ontario to John F Kennedy Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to John F Kennedy Intl in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
Trip.comPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-New York John F Kennedy Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-New York John F Kennedy Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-New York John F Kennedy Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-New York John F Kennedy Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-New York John F Kennedy Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Ontario to John F Kennedy Intl

Have a flexible travel schedule? Discover the best time to fly to John F Kennedy Intl 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 John F Kennedy Intl

Get recent, data-driven insights about flights from Ontario to John F Kennedy Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Ontario to New York John F Kennedy Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to John F Kennedy Intl. Price data was last updated on March 14, 2025.

The price you pay for your flight from Ontario to New York John F Kennedy Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 90 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Ontario to New York John F Kennedy Intl Airport?

Currently, January is the cheapest month in which you can book a flight from Ontario to New York John F Kennedy Intl Airport (average of $236). Flying from Ontario to New York John F Kennedy Intl Airport in June is currently the most expensive (average of $351). 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 JFK?

Find hourly flight availability from Ontario to John F Kennedy Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 18, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 23% on flights from Ontario to New York John F Kennedy Intl Airport by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Ontario to New York John F Kennedy Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Ontario to John F Kennedy Intl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Ontario to New York John F Kennedy Intl Airport flight should consider departing on Friday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in John F Kennedy Intl by month

Plan your trip to John F Kennedy Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in New York John F Kennedy Intl Airport ranges from 2.8 - 4.5 inches per month. July is typically the wettest month, when rainfall can reach 4.5 in. February is typically the driest time to visit New York John F Kennedy Intl Airport when rainfall is around 2.8 in.

Temperature in John F Kennedy Intl by month

Plan your trip to John F Kennedy Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to New York John F Kennedy Intl Airport, 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 33.8 F).

Reviews of airlines servicing John F Kennedy Intl

Get insights into the airlines that provide service to John F Kennedy Intl. 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 John F Kennedy Intl. Reviews last updated March 18, 2025.
See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Ontario to New York have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,750 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines
8.0
Very good
9,750 reviews
Alaska Airlines
8.0
Very good
9,750 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta
8.0
Very good
7,908 reviews
Alaska Airlines
8.0
Very good
9,750 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines
7.9
Good
2,323 reviews
Alaska Airlines
8.0
Very good
9,750 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

JetBlue
7.3
Good
2,940 reviews
Alaska Airlines
8.0
Very good
9,750 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,750 reviews

Entertainment

7.1

Boarding

8.2

Overall

8.0

Food

7.1

Comfort

7.9

Crew

8.5

Reviews

1 / 20

10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Ontario to John F Kennedy Intl. 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 York John F Kennedy Intl?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to New York John F Kennedy Intl. On average, Ontario has 0 outbound flights to New York John F Kennedy Intl per day from 5 airlines. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • What are the cheapest airlines flying from Ontario to New York John F Kennedy Intl Airport round-trip?

    Flying on Frontier is currently your cheapest option to New York John F Kennedy Intl Airport, with prices starting at $185. Additional round-trip tickets that might be worth considering are offered by JetBlue and Delta, with the lowest prices starting at $243 and $277, respectively. Frontier is priced at 51% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Ontario to New York John F Kennedy Intl Airport one-way?

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $93. JetBlue flights start at $122 while deals on Delta start at $139 one-way.

  • What are the cheapest flights from Ontario to New York John F Kennedy Intl Airport?

    The cheapest flight price from Ontario to New York John F Kennedy Intl Airport is $111. On average you can expect to pay $280. The most popular route, (Ontario - New York John F Kennedy Intl), can usually be booked for $199.

  • Can I find deals for flights from Ontario to John F Kennedy Intl that include hotel bookings?

    Yes. In addition to deals on Ontario to John F Kennedy Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to John F Kennedy Intl?

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

  • Can I find deals for business class flights from Ontario to John F Kennedy Intl?

    Yes. Cheapflights offers flight deals from Ontario to John F Kennedy Intl 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 York John F Kennedy Intl Airport?

    Currently, January is the cheapest month in which you can book a flight from Ontario to New York John F Kennedy Intl Airport (average of $236). Flying from Ontario to New York John F Kennedy Intl Airport in June is currently the most expensive (average of $351). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
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Alternative routes for Ontario to John F Kennedy Intl

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Top 5 airlines flying from Ontario to John F Kennedy Intl

Discover the top 5 airlines that operate flights from Ontario to John F Kennedy Intl. 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 March 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$98Average$206FlexibilityNo cancel feeOn-time62%
DeltaCheapest$197Average$395FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$372FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$259Average$408FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$335Average$395FlexibilityNo cancel feeOn-time75%
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