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$107+ 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — NYC
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheap 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 August 13, 2025.

Round-trip from

$341
(JetBlue)

One-way from

$107
(Kiwi.com)
From Islip Long Island to New York (NYC)
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One-way flight from Islip Long Island to New York (NYC)
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Find 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 August 13, 2025.

This FlightHub deal was found by Cheapflights users on 8/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/134:45 pmISP - JFK
1 stop17h 30mFrontier
Wed 8/206:59 amJFK - ISP
1 stop16h 42mFrontier
Deal found 8/12$297
This FlightHub deal was found by Cheapflights users on 8/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/134:45 pmISP - JFK
1 stop17h 30mFrontier
Thu 8/2811:00 amJFK - ISP
1 stop9h 06mFrontier
Deal found 8/12$326
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Tue 8/266:05 amISP - LGA
1 stop17h 24mMultiple Airlines
Sat 8/307:34 pmLGA - ISP
1 stop28h 25mMultiple Airlines
Deal found 8/11$350
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 8/257:27 pmISP - SWF
1 stop16h 29mMultiple Airlines
Mon 9/11:28 pmSWF - ISP
2 stops23h 47mMultiple Airlines
Deal found 8/11$353
This Kiwi.com deal was found by Cheapflights users on 8/11. 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.
Wed 8/278:00 amISP - LGA
1 stop12h 15mMultiple Airlines
Sun 8/319:59 amLGA - ISP
2 stops9h 00mMultiple Airlines
Deal found 8/11$356
This FlightHub deal was found by Cheapflights users on 8/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/188:38 pmISP - JFK
1 stop13h 50mFrontier
Tue 8/266:59 amJFK - ISP
1 stop17h 00mFrontier
Deal found 8/10$388
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 8/188:38 pmISP - LGA
2 stops20h 52mMultiple Airlines
Tue 8/265:20 pmLGA - ISP
1 stop20h 55mMultiple Airlines
Deal found 8/10$406
This Priceline deal was found by Cheapflights users on 8/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/311:35 amISP - JFK
1 stop9h 51mJetBlue
Sat 10/48:15 amJFK - ISP
1 stop7h 08mJetBlue
Deal found 8/11$413
This JetBlue deal was found by Cheapflights users on 8/12. 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.
Tue 9/211:20 amISP - JFK
1 stop10h 32mJetBlue
Tue 9/98:20 amJFK - ISP
1 stop7h 03mJetBlue
Deal found 8/12$497
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 8/257:27 pmISP - LGA
1 stop13h 33mMultiple Airlines
Fri 8/299:59 amLGA - ISP
1 stop8h 39mMultiple Airlines
Deal found 8/10$511
This Kiwi.com deal was found by Cheapflights users on 8/11. 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 8/257:27 pmISP - LGA
1 stop13h 33mMultiple Airlines
Mon 9/19:59 amLGA - ISP
1 stop8h 33mMultiple Airlines
Deal found 8/11$512
This Expedia deal was found by Cheapflights users on 8/11. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2811:40 amISP - JFK
1 stop10h 19mJetBlue
Tue 9/29:40 pmJFK - ISP
1 stop13h 10mJetBlue
Deal found 8/11$560

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 August 13, 2025.
Use the filters below to find and compare flights from Islip to New York that are best for you.

Fly from

Islip

Fly to

New York

Route

Depart

Return

Price

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Tue 8/26

6:05 am-11:29 pm

1 stop17h 24m

New York LaGuardia

Sat 8/30

7:34 pm-11:59 pm

1 stop28h 25m

$350

IslipNew Windsor

ISP - SWF

ISPSWF

Islip Long Island

Mon 8/25

7:27 pm-11:56 am

1 stop16h 29m

New Windsor Stewart

Mon 9/1

1:28 pm-1:15 pm

2 stops23h 47m

$353

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Wed 8/27

8:00 am-8:15 pm

1 stop12h 15m

New York LaGuardia

Sun 8/31

9:59 am-6:59 pm

2 stops9h 00m

$356

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Fri 1/23

11:05 am-5:35 pm

1 stop6h 30m

New York John F Kennedy Intl

Sun 1/25

9:55 pm-10:20 am

1 stop12h 25m

$403

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Fri 10/3

11:35 am-9:26 pm

1 stop9h 51m

New York John F Kennedy Intl

Sat 10/4

8:15 am-3:23 pm

1 stop7h 08m

$413

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Mon 8/25

7:27 pm-9:00 am

1 stop13h 33m

New York LaGuardia

Fri 8/29

9:59 am-6:38 pm

1 stop8h 39m

$511

IslipNew York

ISP - LGA

ISPLGA

Islip Long Island

Mon 8/25

7:27 pm-9:00 am

1 stop13h 33m

New York LaGuardia

Mon 9/1

9:59 am-6:32 pm

1 stop8h 33m

$512

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Thu 8/28

11:40 am-9:59 pm

1 stop10h 19m

New York John F Kennedy Intl

Tue 9/2

9:40 pm-10:50 am

1 stop13h 10m

$560

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Thu 10/9

3:39 pm-10:59 pm

1 stop7h 20m

New York John F Kennedy Intl

Sun 10/12

6:30 am-2:44 pm

1 stop8h 14m

$635

IslipNew York

ISP - JFK

ISPJFK

Islip Long Island

Wed 8/27

1:51 pm-11:59 pm

1 stop10h 08m

New York John F Kennedy Intl

Thu 8/28

9:40 pm-12:00 pm

1 stop14h 20m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/11

Showing 1-10 of 29 results
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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.

  • 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.

  • What is the cheapest month to book a flight from Islip, New York to New York?

    Currently, January is the cheapest month in which you can book a flight from Islip, New York to New York (average of $236). Flying from Islip, New York to New York in June is currently the most expensive (average of $313). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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