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Islip

$135+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — ISP
Aug 31 — Sep 71
Mon 8/31
Mon 9/7
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 August 1, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/3111:56 am
SWF
-
ISP
1 stop21h 57m
Multiple Airlines
Sat 9/52:33 pm
ISP
-
SWF
2 stops19h 50m
Multiple Airlines
Deal found 7/29$290
This JetBlue deal was found by Cheapflights users on 7/27. 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.
Sat 9/194:30 pm
JFK
-
ISP
1 stop6h 52m
JetBlue
Wed 9/237:00 am
ISP
-
JFK
1 stop7h 07m
JetBlue
Deal found 7/27$341
This JetBlue deal was found by Cheapflights users on 7/28. 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.
Thu 9/107:30 am
JFK
-
ISP
1 stop8h 06m
JetBlue
Wed 9/167:00 am
ISP
-
JFK
1 stop7h 07m
JetBlue
Deal found 7/28$342
This JetBlue deal was found by Cheapflights users on 7/31. 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.
Thu 10/13:38 pm
EWR
-
ISP
1 stop7h 44m
JetBlue
Mon 10/54:26 pm
ISP
-
EWR
1 stop7h 20m
JetBlue
Deal found 7/31$343
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/3111:30 am
EWR
-
ISP
1 stop22h 23m
Multiple Airlines
Sat 9/57:09 pm
ISP
-
EWR
2 stops16h 27m
Multiple Airlines
Deal found 7/29$355
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/318:29 pm
LGA
-
ISP
1 stop13h 24m
Multiple Airlines
Sat 9/511:57 am
ISP
-
LGA
2 stops11h 17m
Multiple Airlines
Deal found 7/29$364
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Fri 8/2812:17 pm
SWF
-
ISP
1 stop7h 46m
Breeze Airways
Fri 9/42:28 pm
ISP
-
SWF
1 stop20h 57m
Breeze Airways
Deal found 7/31$369
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Wed 8/268:29 pm
LGA
-
ISP
1 stop13h 24m
Multiple Airlines
Wed 9/211:57 am
ISP
-
LGA
2 stops11h 17m
Multiple Airlines
Deal found 7/29$374
This Kiwi.com deal was found by Cheapflights users on 7/27. 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 8/3010:33 am
SWF
-
ISP
1 stop23h 20m
Multiple Airlines
Mon 8/317:09 pm
ISP
-
SWF
1 stop15h 59m
Multiple Airlines
Deal found 7/27$375
This Kiwi.com deal was found by Cheapflights users on 7/31. 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.
Fri 10/910:29 pm
EWR
-
ISP
2 stops16h 34m
Frontier
Mon 10/124:13 pm
ISP
-
EWR
1 stop18h 14m
Frontier
Deal found 7/31$379
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Wed 8/2612:05 pm
SWF
-
ISP
2 stops21h 48m
Multiple Airlines
Wed 9/26:09 pm
ISP
-
SWF
1 stop23h 06m
Multiple Airlines
Deal found 7/29$392
This Kiwi.com deal was found by Cheapflights users on 7/29. 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 8/3111:30 am
EWR
-
ISP
1 stop22h 23m
Frontier
Sat 9/57:09 pm
ISP
-
EWR
1 stop15h 21m
Frontier
Deal found 7/29$394

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 August 1, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$290
(Kiwi.com)

One-way from

$135
(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 August 1, 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 WindsorIslip

SWF - ISP

SWFISP

New Windsor Stewart

Mon 8/31

11:56 am-9:53 am

1 stop21h 57m

Islip Long Island

Sat 9/5

2:33 pm-10:23 am

2 stops19h 50m

$290

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Sat 9/19

4:30 pm-11:22 pm

1 stop6h 52m

Islip Long Island

Wed 9/23

7:00 am-2:07 pm

1 stop7h 07m

$341

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Thu 9/10

7:30 am-3:36 pm

1 stop8h 06m

Islip Long Island

Wed 9/16

7:00 am-2:07 pm

1 stop7h 07m

$342

NewarkIslip

EWR - ISP

EWRISP

Newark

Thu 10/1

3:38 pm-11:22 pm

1 stop7h 44m

Islip Long Island

Mon 10/5

4:26 pm-11:46 pm

1 stop7h 20m

$343

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Wed 8/26

11:30 am-9:44 pm

1 stop10h 14m

Islip Long Island

Wed 9/2

6:00 am-2:54 pm

1 stop8h 54m

$343

NewarkIslip

EWR - ISP

EWRISP

Newark

Mon 8/31

11:30 am-9:53 am

1 stop22h 23m

Islip Long Island

Sat 9/5

7:09 pm-11:36 am

2 stops16h 27m

$355

New WindsorIslip

SWF - ISP

SWFISP

New Windsor Stewart

Fri 8/28

12:17 pm-8:03 pm

1 stop7h 46m

Islip Long Island

Fri 9/4

2:28 pm-11:25 am

1 stop20h 57m

$369

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Wed 8/26

8:29 pm-9:53 am

1 stop13h 24m

Islip Long Island

Wed 9/2

11:57 am-11:14 pm

2 stops11h 17m

$374

New WindsorIslip

SWF - ISP

SWFISP

New Windsor Stewart

Sun 8/30

10:33 am-9:53 am

1 stop23h 20m

Islip Long Island

Mon 8/31

7:09 pm-11:08 am

1 stop15h 59m

$375

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Tue 10/27

12:30 pm-9:37 pm

1 stop9h 07m

Islip Long Island

Sat 10/31

6:00 am-3:04 pm

1 stop9h 04m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 51 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 August.
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 $341, JetBlue can have you in Islip, New York from New York in 6h 52m. 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 LaGuardia - Islip Long Island, New York John F Kennedy Intl - Islip Long Island and Newark - 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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