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Islip

$146+ Cheap flights from New York State 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — ISP
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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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 January 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/24. 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 2/234:29 pm
JFK
-
ISP
2 stops42h 41m
Multiple Airlines
Mon 3/23:34 pm
ISP
-
JFK
1 stop23h 55m
Multiple Airlines
Deal found 1/24$191
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 2/232:00 pm
EWR
-
ISP
1 stop6h 05m
Multiple Airlines
Mon 3/23:34 pm
ISP
-
EWR
1 stop17h 26m
Multiple Airlines
Deal found 1/24$204
This Southwest deal was found by Cheapflights users on 1/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/255:50 am
BUF
-
ISP
1 stop6h 05m
Southwest
Wed 3/46:00 am
ISP
-
BUF
1 stop6h 30m
Southwest
Deal found 1/26$207
This Southwest deal was found by Cheapflights users on 1/24. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/195:55 pm
BUF
-
ISP
1 stop6h 00m
Southwest
Mon 3/235:55 pm
ISP
-
BUF
1 stop6h 15m
Southwest
Deal found 1/24$264
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 2/2310:00 am
ALB
-
ISP
1 stop10h 05m
Breeze Airways
Mon 3/22:31 pm
ISP
-
ALB
1 stop21h 02m
Breeze Airways
Deal found 1/24$298
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 2/2310:00 am
ALB
-
ISP
1 stop10h 05m
Multiple Airlines
Mon 3/23:34 pm
ISP
-
ALB
2 stops19h 59m
Multiple Airlines
Deal found 1/24$305
This Southwest deal was found by Cheapflights users on 1/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/2512:40 pm
ROC
-
ISP
1 stop3h 35m
Southwest
Fri 2/275:35 pm
ISP
-
ROC
1 stop6h 00m
Southwest
Deal found 1/26$306
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 1/284:25 pm
JFK
-
ISP
1 stop26h 23m
Multiple Airlines
Fri 2/62:31 pm
ISP
-
JFK
2 stops34h 32m
Multiple Airlines
Deal found 1/25$317
This Southwest deal was found by Cheapflights users on 1/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/108:45 am
BUF
-
ISP
1 stop3h 10m
Southwest
Thu 2/121:10 pm
ISP
-
BUF
1 stop5h 05m
Southwest
Deal found 1/26$329
This Southwest deal was found by Cheapflights users on 1/26. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/174:50 pm
ROC
-
ISP
1 stop6h 00m
Southwest
Sat 3/216:00 am
ISP
-
ROC
1 stop6h 25m
Southwest
Deal found 1/26$339
This Kiwi.com deal was found by Cheapflights users on 1/25. 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 3/112:01 pm
ALB
-
ISP
1 stop25h 30m
Breeze Airways
Sun 3/87:26 pm
ISP
-
ALB
2 stops13h 54m
Breeze Airways
Deal found 1/25$344
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 2/238:15 pm
SYR
-
ISP
2 stops38h 55m
Multiple Airlines
Mon 3/28:23 am
ISP
-
SYR
1 stop10h 56m
Multiple Airlines
Deal found 1/24$345

Find flight deals from New York to Islip

Keep the following information in mind while searching for New York to Islip flight deals. Data was last updated January 27, 2026.

Round-trip from

$191
(Kiwi.com)

One-way from

$146
(Southwest)
From New York to Islip Long Island
Search Deals
One-way flight from New York to Islip Long Island
Search Deals

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 January 27, 2026.
Use the filters below to find and compare flights from New York State to Islip that are best for you.

Fly from

New York

Fly to

Islip

Route

Depart

Return

Price

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Mon 2/23

4:29 pm-11:10 am

2 stops42h 41m

Islip Long Island

Mon 3/2

3:34 pm-3:29 pm

1 stop23h 55m

$191

NewarkIslip

EWR - ISP

EWRISP

Newark

Mon 2/23

2:00 pm-8:05 pm

1 stop6h 05m

Islip Long Island

Mon 3/2

3:34 pm-9:00 am

1 stop17h 26m

$204

BuffaloIslip

BUF - ISP

BUFISP

Buffalo

Wed 2/25

5:50 am-11:55 am

1 stop6h 05m

Islip Long Island

Wed 3/4

6:00 am-12:30 pm

1 stop6h 30m

$207

BuffaloIslip

BUF - ISP

BUFISP

Buffalo

Thu 3/19

5:55 pm-11:55 pm

1 stop6h 00m

Islip Long Island

Mon 3/23

5:55 pm-12:10 am

1 stop6h 15m

$264

AlbanyIslip

ALB - ISP

ALBISP

Albany Intl

Mon 2/23

10:00 am-8:05 pm

1 stop10h 05m

Islip Long Island

Mon 3/2

2:31 pm-11:33 am

1 stop21h 02m

$298

AlbanyIslip

ALB - ISP

ALBISP

Albany Intl

Mon 2/23

10:00 am-8:05 pm

1 stop10h 05m

Islip Long Island

Mon 3/2

3:34 pm-11:33 am

2 stops19h 59m

$305

RochesterIslip

ROC - ISP

ROCISP

Greater Rochester Intl

Wed 2/25

12:40 pm-4:15 pm

1 stop3h 35m

Islip Long Island

Fri 2/27

5:35 pm-11:35 pm

1 stop6h 00m

$306

BuffaloIslip

BUF - ISP

BUFISP

Buffalo

Tue 2/10

8:45 am-11:55 am

1 stop3h 10m

Islip Long Island

Thu 2/12

1:10 pm-6:15 pm

1 stop5h 05m

$329

RochesterIslip

ROC - ISP

ROCISP

Greater Rochester Intl

Tue 3/17

4:50 pm-10:50 pm

1 stop6h 00m

Islip Long Island

Sat 3/21

6:00 am-12:25 pm

1 stop6h 25m

$339

SyracuseIslip

SYR - ISP

SYRISP

Syracuse Hancock Intl

Mon 2/23

8:15 pm-11:10 am

2 stops38h 55m

Islip Long Island

Mon 3/2

8:23 am-7:19 pm

1 stop10h 56m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 38 results
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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 State to Islip

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

Currently, January is the cheapest month in which you can book a flight from State of New York to Islip, New York (average of $58). Flying from State of New York to Islip, New York in June is currently the most expensive (average of $93). 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.

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated January 27, 2026.
Peruse reviews from past customers who have flown with Southwest from New York State to Islip to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,268 reviews

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,268 reviews
Southwest
8.0
Very good
4,268 reviews

Overall

8.0

Food

7.0

Crew

8.6

Comfort

8.0

Boarding

8.1

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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?

    Islip Long Island (ISP), located 7.2 mi from the city center, is the airport you fly into when you book flights from New York to Islip.

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

    A quick flight from State of New York to Islip, New York can take about 6h 05m. Southwest provides one of the quickest options available for as low as $207. State of New York and Islip, New York are separated by a distance of 325 mi. This flight may include one or multiple stops.

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

    The most popular route from State of New York to Islip, New York is Greater Rochester Intl - Islip Long Island. You may also consider New York John F Kennedy Intl - Islip Long Island or Syracuse Hancock Intl - 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.

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

    Currently, January is the cheapest month in which you can book a flight from State of New York to Islip, New York (average of $58). Flying from State of New York to Islip, New York in June is currently the most expensive (average of $93). 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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Alternative routes for New York to Islip

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from New York to Islip

Discover the top airline that operate flights from New York to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$199Average$369FlexibilityNo cancel feeOn-time63%

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