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John F Kennedy Intl

$248+ Cheap flights from Islip, NY (ISP) 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 3/21. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — JFK
Mar 24 — Mar 311
Tue 3/24
Tue 3/31
1 adult, Economy
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Cheap flight deals from Islip to John F Kennedy Intl

Cheapest flights from Islip to John F Kennedy Intl
Explore the most affordable flight options available from Islip to John F Kennedy Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/87:26 pm
ISP
-
JFK
2 stops29h 47m
Multiple Airlines
Thu 3/121:11 pm
JFK
-
ISP
1 stop23h 36m
Multiple Airlines
Deal found 2/20$288
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/710:43 am
ISP
-
JFK
2 stops14h 30m
Frontier
Wed 3/111:11 pm
JFK
-
ISP
1 stop27h 02m
Frontier
Deal found 2/20$331
This Kiwi.com deal was found by Cheapflights users on 2/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/85:08 pm
ISP
-
JFK
1 stop19h 08m
Frontier
Thu 3/121:11 pm
JFK
-
ISP
1 stop23h 36m
Frontier
Deal found 2/20$361
This Expedia deal was found by Cheapflights users on 2/18. 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.
Thu 3/51:27 pm
ISP
-
JFK
1 stop9h 19m
JetBlue
Mon 3/98:00 pm
JFK
-
ISP
1 stop12h 47m
JetBlue
Deal found 2/18$393
This Expedia deal was found by Cheapflights users on 2/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/71:25 pm
ISP
-
JFK
1 stop9h 21m
JetBlue
Wed 3/118:00 pm
JFK
-
ISP
1 stop12h 55m
JetBlue
Deal found 2/20$398
This Expedia deal was found by Cheapflights users on 2/18. 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 3/49:39 am
ISP
-
JFK
1 stop6h 26m
JetBlue
Sun 3/88:00 pm
JFK
-
ISP
1 stop12h 47m
JetBlue
Deal found 2/18$423
This Expedia deal was found by Cheapflights users on 2/19. 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.
Fri 3/61:25 pm
ISP
-
JFK
1 stop8h 08m
JetBlue
Tue 3/108:30 pm
JFK
-
ISP
1 stop13h 32m
JetBlue
Deal found 2/19$438
This Kiwi.com deal was found by Cheapflights users on 2/18. 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 3/53:34 pm
ISP
-
JFK
1 stop20h 42m
Multiple Airlines
Mon 3/96:00 am
JFK
-
ISP
2 stops29h 14m
Multiple Airlines
Deal found 2/18$468
This JetBlue deal was found by Cheapflights users on 2/20. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:22 pm
ISP
-
JFK
1 stop10h 47m
JetBlue
Wed 3/46:40 am
JFK
-
ISP
1 stop7h 38m
JetBlue
Deal found 2/20$493
This Expedia deal was found by Cheapflights users on 2/18. 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 3/188:25 am
ISP
-
JFK
1 stop14h 05m
JetBlue
Wed 3/255:40 am
JFK
-
ISP
1 stop13h 47m
JetBlue
Deal found 2/18$514
This Orbitz deal was found by Cheapflights users on 2/20. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:22 pm
ISP
-
JFK
1 stop10h 47m
JetBlue
Thu 3/58:00 pm
JFK
-
ISP
1 stop12h 47m
JetBlue
Deal found 2/20$523

Find flight deals from Islip to John F Kennedy Intl

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) 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 February 22, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$288
(Kiwi.com)

One-way from

$248
(Kiwi.com)
Provider with most accurate pricing for Islip Long Island-New York John F Kennedy Intl flight deals.
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Provider most trusted by Cheapflights users for Islip Long Island-New York John F Kennedy Intl flights.
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From Islip Long Island to New York John F Kennedy Intl
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One-way flight from Islip Long Island to New York John F Kennedy Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip 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 February 22, 2026.
Use the filters below to find and compare flights from Islip to New York John F Kennedy Intl Airport that are best for you.

Fly from

Islip

Fly to

John F Kennedy Intl

Route

Depart

Return

Price

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Sun 3/8

7:26 pm-1:13 am

2 stops29h 47m

New York John F Kennedy Intl

Thu 3/12

1:11 pm-12:47 pm

1 stop23h 36m

$288

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Sat 3/7

10:43 am-1:13 am

2 stops14h 30m

New York John F Kennedy Intl

Wed 3/11

1:11 pm-4:13 pm

1 stop27h 02m

$331

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Sun 3/8

5:08 pm-12:16 pm

1 stop19h 08m

New York John F Kennedy Intl

Thu 3/12

1:11 pm-12:47 pm

1 stop23h 36m

$361

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Thu 3/5

1:27 pm-10:46 pm

1 stop9h 19m

New York John F Kennedy Intl

Mon 3/9

8:00 pm-8:47 am

1 stop12h 47m

$393

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Sat 3/7

1:25 pm-10:46 pm

1 stop9h 21m

New York John F Kennedy Intl

Wed 3/11

8:00 pm-8:55 am

1 stop12h 55m

$398

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Wed 3/4

9:39 am-4:05 pm

1 stop6h 26m

New York John F Kennedy Intl

Sun 3/8

8:00 pm-8:47 am

1 stop12h 47m

$423

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Fri 3/6

1:25 pm-9:33 pm

1 stop8h 08m

New York John F Kennedy Intl

Tue 3/10

8:30 pm-10:02 am

1 stop13h 32m

$438

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Thu 3/5

3:34 pm-12:16 pm

1 stop20h 42m

New York John F Kennedy Intl

Mon 3/9

6:00 am-11:14 am

2 stops29h 14m

$468

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Wed 3/18

8:25 am-10:30 pm

1 stop14h 05m

New York John F Kennedy Intl

Wed 3/25

5:40 am-7:27 pm

1 stop13h 47m

$514

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Fri 3/13

9:45 am-9:50 pm

1 stop12h 05m

New York John F Kennedy Intl

Sat 3/21

3:52 pm-11:47 pm

1 stop7h 55m

$653

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 17 results
1
2

Compare providers for flights from Islip 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 Islip to John F Kennedy Intl in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice 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 Islip, New York-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 Islip, New York-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 Islip, New York-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 Islip, New York-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 Islip, New York-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 Islip to John F Kennedy Intl

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

Related info for your journey

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

    Islip Long Island (ISP) is the airport you will fly out of if you book a flight from Islip to New York John F Kennedy Intl. You should not have trouble finding flights to New York John F Kennedy Intl from Long Island; the airport handles an average of 0 outbound flights to New York John F Kennedy Intl per day. You should also have plenty of airline options to choose from since 0 airlines have flights from the Islip airport to New York John F Kennedy Intl. It is only a 7.2 mi journey to Long Island (ISP) from Islip’s city center.

  • How long is the flight from Islip, New York to New York John F Kennedy Intl Airport?

    Frontier and JetBlue can get you from Islip, New York to New York John F Kennedy Intl Airport in just under 9h 19m. Your travel time can differ by up to 5h 11m. The distance from Islip, New York to New York John F Kennedy Intl Airport is about 37 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

  • How can I find direct flights from Islip 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 Islip to John F Kennedy Intl.

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

    Yes. Cheapflights offers flight deals from Islip 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.

See more FAQs

Traveling to a place near New York John F Kennedy Intl Airport?

Book flights to New York John F Kennedy Intl Airport if you plan to visit one of these locations
Queens
Mahwah
Bronx
East Rutherford
Yonkers
Secaucus
Elizabeth
Mount Laurel
North Bergen
Edgewater
Irvington
Seaside Heights
Absecon
Carle Place
Parsippany
Ronkonkoma
Carteret
Stamford
New Brunswick
Carlstadt

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