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$182+ Cheap flights from Islip, NY (ISP) to New York, NY (NYC)

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — NYC
May 4 — May 111
Mon 5/4
Mon 5/11
1 adult, Economy
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Cheap flight deals from Islip to New York

Cheapest flights from Islip to New York
Explore the most affordable flight options available from Islip to New York. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 4, 2026.

This Kiwi.com deal was found by Cheapflights users on 4/2. 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 6/26:02 pm
ISP
-
LGA
1 stop22h 09m
Frontier
Mon 6/88:15 pm
LGA
-
ISP
1 stop19h 41m
Frontier
Deal found 4/2$228
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 5/14:07 pm
ISP
-
LGA
1 stop22h 22m
Multiple Airlines
Fri 5/88:15 pm
LGA
-
ISP
1 stop13h 50m
Multiple Airlines
Deal found 4/3$244
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 4/174:07 pm
ISP
-
LGA
1 stop22h 22m
Multiple Airlines
Tue 4/214:59 pm
LGA
-
ISP
1 stop18h 11m
Multiple Airlines
Deal found 4/2$281
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Thu 4/234:07 pm
ISP
-
LGA
1 stop23h 57m
Frontier
Wed 4/298:25 pm
LGA
-
ISP
1 stop13h 08m
Frontier
Deal found 3/31$296
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 8/281:00 pm
ISP
-
LGA
1 stop9h 10m
Multiple Airlines
Mon 9/78:29 pm
LGA
-
ISP
1 stop19h 27m
Multiple Airlines
Deal found 3/31$298
This Kiwi.com deal was found by Cheapflights users on 4/3. 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 4/1811:50 am
ISP
-
LGA
2 stops10h 25m
Multiple Airlines
Wed 4/228:25 pm
LGA
-
ISP
1 stop13h 08m
Multiple Airlines
Deal found 4/3$300
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 8/282:28 pm
ISP
-
SWF
1 stop20h 57m
Breeze Airways
Mon 9/712:17 pm
SWF
-
ISP
1 stop7h 46m
Breeze Airways
Deal found 3/31$303
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 8/288:31 pm
ISP
-
SWF
2 stops14h 54m
Multiple Airlines
Mon 9/712:16 pm
SWF
-
ISP
1 stop27h 40m
Multiple Airlines
Deal found 3/31$332
This Kiwi.com deal was found by Cheapflights users on 3/31. 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 4/174:07 pm
ISP
-
LGA
1 stop22h 22m
Multiple Airlines
Sun 4/198:25 pm
LGA
-
ISP
1 stop12h 48m
Multiple Airlines
Deal found 3/31$348
This Kiwi.com deal was found by Cheapflights users on 4/2. 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 6/25:27 pm
ISP
-
SWF
1 stop17h 58m
Breeze Airways
Mon 6/812:17 pm
SWF
-
ISP
1 stop7h 46m
Breeze Airways
Deal found 4/2$348
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Wed 4/1511:50 am
ISP
-
LGA
2 stops9h 09m
Multiple Airlines
Sun 4/198:00 am
LGA
-
ISP
1 stop25h 13m
Multiple Airlines
Deal found 3/31$349
This Kiwi.com deal was found by Cheapflights users on 3/31. 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.
Wed 4/85:28 pm
ISP
-
JFK
1 stop18h 31m
Frontier
Wed 4/221:00 pm
JFK
-
ISP
2 stops20h 33m
Frontier
Deal found 3/31$354

Find flight deals from Islip to New York

Discover tips and strategies to find the most affordable flight options for your journey from Islip (ISP) to New York (NYC). 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 April 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$228
(Kiwi.com)

One-way from

$182
(Kiwi.com)
Provider with most accurate pricing for Islip Long Island-New York (NYC) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Islip Long Island-New York (NYC) flights.
Search Deals
From Islip Long Island to New York (NYC)
Search Deals
One-way flight from Islip Long Island to New York (NYC)
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to New York 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 April 4, 2026.
Use the filters below to find and compare flights from Islip to New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Tue 6/2

6:02 pm-4:11 pm

1 stop22h 09m

New York LaGuardia

Mon 6/8

8:15 pm-3:56 pm

1 stop19h 41m

$228

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Fri 5/1

4:07 pm-2:29 pm

1 stop22h 22m

New York LaGuardia

Fri 5/8

8:15 pm-10:05 am

1 stop13h 50m

$244

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Fri 4/17

4:07 pm-2:29 pm

1 stop22h 22m

New York LaGuardia

Tue 4/21

4:59 pm-11:10 am

1 stop18h 11m

$281

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Thu 4/23

4:07 pm-4:04 pm

1 stop23h 57m

New York LaGuardia

Wed 4/29

8:25 pm-9:33 am

1 stop13h 08m

$296

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Fri 8/28

1:00 pm-10:10 pm

1 stop9h 10m

New York LaGuardia

Mon 9/7

8:29 pm-3:56 pm

1 stop19h 27m

$298

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Sat 4/18

11:50 am-10:15 pm

2 stops10h 25m

New York LaGuardia

Wed 4/22

8:25 pm-9:33 am

1 stop13h 08m

$300

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Fri 8/28

2:28 pm-11:25 am

1 stop20h 57m

New Windsor Stewart

Mon 9/7

12:17 pm-8:03 pm

1 stop7h 46m

$303

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Fri 8/28

8:31 pm-11:25 am

2 stops14h 54m

New Windsor Stewart

Mon 9/7

12:16 pm-3:56 pm

1 stop27h 40m

$332

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Tue 6/2

5:27 pm-11:25 am

1 stop17h 58m

New Windsor Stewart

Mon 6/8

12:17 pm-8:03 pm

1 stop7h 46m

$348

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Wed 4/29

6:49 pm-5:20 pm

2 stops46h 31m

New York LaGuardia

Wed 5/6

8:15 pm-10:27 am

1 stop14h 12m

$352

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 41 resultsSorted by cheapest first
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Compare providers for flights from Islip to New York

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 New York in April.
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 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 flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Islip, New York-New York flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Islip, New York-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 Islip, New York-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 Islip to New York

Have a flexible travel schedule? Discover the best time to fly to New York 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.

Cheapflights Insights

Everything you need to know about your flight from Islip to New York
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 Islip to New York. 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?

    Located just 7.2 mi from the city center, Islip Long Island is the airport most travelers will use when flying to New York from Islip. Booking flights from Long Island (ISP) to New York should be relatively easy as there are 0 daily outbound flights to New York from 0 different airlines.

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

    Departing from Islip, New York to New York will take you 11h 55m. There are 37 mi between Islip, New York and New York. 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 Islip, New York to New York?

    Most travelers choose Islip Long Island - New York John F Kennedy Intl, Islip Long Island - New York LaGuardia or Islip Long Island - New Windsor Stewart when deciding on the best route from Islip, New York to New York.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Islip to New York 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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