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$137+ Cheap flights from John F Kennedy Intl, NY (JFK) to Islip, NY (ISP)

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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — ISP
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from John F Kennedy Intl to Islip

Cheapest flights from John F Kennedy Intl to Islip
Explore the most affordable flight options available from John F Kennedy Intl to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Mon 12/221:24 pmJFK - ISP
2 stops21h 36mMultiple Airlines
Sat 12/276:40 pmISP - JFK
1 stop15h 20mMultiple Airlines
Deal found 12/11$866
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
Mon 12/221:24 pmJFK - ISP
1 stop10h 35mFrontier
Sat 12/276:40 pmISP - JFK
1 stop15h 20mFrontier
Deal found 12/11$870
This JetBlue deal was found by Cheapflights users on 12/10. 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 12/226:30 amJFK - ISP
1 stop6h 49mJetBlue
Sat 1/310:46 amISP - JFK
1 stop8h 18mJetBlue
Deal found 12/10$918

Find flight deals from John F Kennedy Intl to Islip

Discover tips and strategies to find the most affordable flight options for your journey from John F Kennedy Intl (JFK) to Islip (ISP). 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$544
(Priceline)

One-way from

$137
(Expedia)
Provider with most accurate pricing for New York John F Kennedy Intl-Islip Long Island flight deals.
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Provider most trusted by Cheapflights users for New York John F Kennedy Intl-Islip Long Island flights.
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From New York John F Kennedy Intl to Islip Long Island
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One-way flight from New York John F Kennedy Intl to Islip Long Island
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Cheapflights Fare Finder

 
Customize your flight search to find flights from John F Kennedy Intl to Islip 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 December 12, 2025.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to Islip that are best for you.

Fly from

John F Kennedy Intl

Fly to

Islip

Route

Depart

Return

Price

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Thu 6/4

5:50 am-12:56 pm

1 stop7h 06m

Islip Long Island

Sun 6/7

9:59 am-2:16 pm

1 stop4h 17m

$544

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Mon 12/22

1:24 pm-11:00 am

2 stops21h 36m

Islip Long Island

Sat 12/27

6:40 pm-10:00 am

1 stop15h 20m

$866

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Mon 12/22

1:24 pm-11:59 pm

1 stop10h 35m

Islip Long Island

Sat 12/27

6:40 pm-10:00 am

1 stop15h 20m

$870

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Mon 12/22

6:30 am-1:19 pm

1 stop6h 49m

Islip Long Island

Sat 1/3

10:46 am-7:04 pm

1 stop8h 18m

$918

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Fri 1/23

6:30 am-5:50 pm

1 stop11h 20m

$137

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Fri 1/23

4:29 pm-6:55 pm

2 stops26h 26m

$169

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Wed 12/24

6:30 am-1:19 pm

1 stop6h 49m

$576

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Sat 12/27

6:00 am-1:19 pm

1 stop7h 19m

$703

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Sun 12/28

8:59 am-6:45 pm

1 stop9h 46m

$716

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Thu 12/25

10:40 am-6:45 pm

1 stop8h 05m

$747

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 16 results
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Compare providers for flights from John F Kennedy Intl to Islip

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 John F Kennedy Intl to Islip in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 New York John F Kennedy Intl Airport-Islip, New York flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New York John F Kennedy Intl Airport-Islip, New York flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New York John F Kennedy Intl Airport-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York John F Kennedy Intl Airport-Islip, New York flights, Cheapflights users trust eDreams the most. eDreams 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 New York John F Kennedy Intl Airport-Islip, New York 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 John F Kennedy Intl to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from John F Kennedy Intl 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 John F Kennedy Intl to Islip. 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 into for flights to Islip from New York John F Kennedy Intl?

    Most people fly into Islip Long Island (ISP) if they book a flight to Islip from New York John F Kennedy Intl. On average, Long Island has 0 inbound flights from New York John F Kennedy Intl per day from 0 airlines. Islip Long Island is conveniently located just 7.2 mi from Islip’s city center.

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

    Airlines like Frontier and JetBlue fly from New York John F Kennedy Intl Airport to Islip, New York in about 6h 49m. The time it takes to get you to your destination can typically vary by up to 3h 46m. The distance from New York John F Kennedy Intl Airport to Islip, New York 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 John F Kennedy Intl to Islip that include hotel bookings?

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

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

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

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

    Yes. Cheapflights offers flight deals from John F Kennedy Intl to Islip 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

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