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Islip

$127+ Cheap flights from New York, NY (NYC) 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — ISP
Apr 10 — Apr 171
Fri 4/10
Fri 4/17
1 adult, Economy
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Find cheap flights from New York to Islip with Cheapflights

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Cheap flight deals from New York to Islip

Cheapest flights from New York to Islip
Explore the most affordable flight options available from New York to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 11, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/511:00 am
JFK
-
ISP
1 stop8h 04m
Frontier
Sun 4/127:59 pm
ISP
-
JFK
2 stops39h 51m
Frontier
Deal found 3/8$323
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Tue 3/103:30 pm
EWR
-
ISP
1 stop19h 40m
Multiple Airlines
Thu 3/127:26 pm
ISP
-
EWR
2 stops18h 33m
Multiple Airlines
Deal found 3/6$405
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/58:12 pm
SWF
-
ISP
1 stop28h 11m
Multiple Airlines
Sun 4/127:59 pm
ISP
-
SWF
2 stops15h 32m
Multiple Airlines
Deal found 3/8$483
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/56:00 am
LGA
-
ISP
1 stop13h 04m
Multiple Airlines
Sun 4/127:59 pm
ISP
-
LGA
2 stops19h 44m
Multiple Airlines
Deal found 3/8$497
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 4/55:50 am
EWR
-
ISP
2 stops13h 14m
Multiple Airlines
Sun 4/127:59 pm
ISP
-
EWR
1 stop16h 35m
Multiple Airlines
Deal found 3/8$497
This Kiwi.com deal was found by Cheapflights users on 3/6. 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.
Tue 3/105:30 pm
LGA
-
ISP
2 stops17h 40m
Multiple Airlines
Thu 3/125:08 pm
ISP
-
LGA
1 stop22h 51m
Multiple Airlines
Deal found 3/6$519
This Expedia deal was found by Cheapflights users on 3/8. 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.
Sun 3/158:00 pm
JFK
-
ISP
1 stop12h 55m
JetBlue
Sun 5/312:35 pm
ISP
-
JFK
1 stop9h 17m
JetBlue
Deal found 3/8$533
This Kiwi.com deal was found by Cheapflights users on 3/8. 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 3/151:01 pm
JFK
-
ISP
1 stop23h 32m
Frontier
Sun 5/3110:03 am
ISP
-
JFK
2 stops25h 47m
Frontier
Deal found 3/8$553
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1612:11 pm
SWF
-
ISP
1 stop7h 54m
Breeze Airways
Thu 3/197:26 pm
ISP
-
SWF
2 stops16h 05m
Breeze Airways
Deal found 3/10$610
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/169:00 am
EWR
-
ISP
1 stop11h 05m
Multiple Airlines
Thu 3/197:26 pm
ISP
-
EWR
2 stops18h 33m
Multiple Airlines
Deal found 3/10$615
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1612:11 pm
SWF
-
ISP
1 stop7h 54m
Multiple Airlines
Thu 3/194:34 pm
ISP
-
SWF
1 stop16h 18m
Multiple Airlines
Deal found 3/10$615
This Expedia deal was found by Cheapflights users on 3/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/202:00 pm
JFK
-
ISP
1 stop9h 46m
JetBlue
Sun 3/228:25 pm
ISP
-
JFK
1 stop12h 30m
JetBlue
Deal found 3/10$698

Find flight deals from New York to Islip

Discover tips and strategies to find the most affordable flight options for your journey from New York (NYC) 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 March 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$323
(Kiwi.com)

One-way from

$127
(Kiwi.com)
Provider with most accurate pricing for New York (NYC)-Islip Long Island flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Islip Long Island flights.
Search Deals
From New York (NYC) to Islip Long Island
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One-way flight from New York (NYC) to Islip Long Island
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Cheapflights Fare Finder

 
Customize your flight search to find flights from New York 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 March 11, 2026.
Use the filters below to find and compare flights from New York to Islip that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Sun 4/5

11:00 am-7:04 pm

1 stop8h 04m

Islip Long Island

Sun 4/12

7:59 pm-11:50 am

2 stops39h 51m

$323

New WindsorIslip

SWF - ISP

SWFISP

New Windsor Stewart

Sun 4/5

8:12 pm-12:23 am

1 stop28h 11m

Islip Long Island

Sun 4/12

7:59 pm-11:31 am

2 stops15h 32m

$483

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Sun 4/5

6:00 am-7:04 pm

1 stop13h 04m

Islip Long Island

Sun 4/12

7:59 pm-3:43 pm

2 stops19h 44m

$497

NewarkIslip

EWR - ISP

EWRISP

Newark

Sun 4/5

5:50 am-7:04 pm

2 stops13h 14m

Islip Long Island

Sun 4/12

7:59 pm-12:34 pm

1 stop16h 35m

$497

NewarkIslip

EWR - ISP

EWRISP

Newark

Mon 3/16

9:00 am-8:05 pm

1 stop11h 05m

Islip Long Island

Thu 3/19

7:26 pm-1:59 pm

2 stops18h 33m

$615

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Fri 3/20

2:00 pm-11:46 pm

1 stop9h 46m

Islip Long Island

Sun 3/22

8:25 pm-8:55 am

1 stop12h 30m

$698

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Mon 3/16

9:30 pm-8:55 am

1 stop11h 25m

Islip Long Island

Thu 3/19

8:25 pm-9:30 am

1 stop13h 05m

$753

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Sun 4/5

1:30 pm-6:44 pm

1 stop5h 14m

Islip Long Island

Sun 4/12

1:05 pm-12:16 am

1 stop11h 11m

$971

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Sun 4/5

12:00 pm-10:31 pm

1 stop10h 31m

Islip Long Island

Sun 4/12

1:05 pm-9:59 pm

1 stop8h 54m

$1,552
Quickest round-trip

NewarkIslip

EWR - ISP

EWRISP

Newark

Sun 4/5

1:55 pm-10:31 pm

1 stop8h 36m

Islip Long Island

Sun 4/12

1:05 pm-7:55 pm

1 stop6h 50m

$2,423

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/10

Showing 1-10 of 40 resultsSorted by cheapest first
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Compare providers for flights from New York 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 New York to Islip in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 New York-Islip, New York flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York-Islip, New York flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York-Islip, New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York-Islip, New York 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 New York-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 New York to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from New York 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 New York to Islip
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from New York 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?

    For a flight from New York to Islip, you will be flying into Long Island. Islip Long Island (ISP) is just 7.2 mi from the center of the city. Long Island is the only Islip airport and it handles 0 inbound flights from New York per day. 0 airlines have flights to Islip Long Island from New York on a regular basis.

  • How long is the flight from New York to Islip, New York?

    For as low as $323, Frontier can have you in Islip, New York from New York in 8h 04m. The distance from New York to Islip, New York is about 37 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from New York to Islip, New York?

    The most popular flight routes from New York to Islip, New York are New York John F Kennedy Intl - Islip Long Island, Newark - Islip Long Island and New York LaGuardia - Islip Long Island.

  • Can I find deals for flights from New York to Islip that include hotel bookings?

    Yes. In addition to deals on New York to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New York to Islip?

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

  • Can I find deals for business class flights from New York to Islip?

    Yes. Cheapflights offers flight deals from New York 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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