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Islip

$103+ Cheap flights from New York State to Islip (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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — ISP
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$214
(Southwest)

One-way from

$103
(Kiwi.com)
From New York to Islip Long Island
Search Deals
One-way flight from New York to Islip Long Island
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Find 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 September 15, 2025.

This Southwest deal was found by Cheapflights users on 9/14. 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.
Fri 12/58:05 amBUF - ISP
1 stop4h 10mSouthwest
Sun 12/75:50 amISP - BUF
1 stop6h 10mSouthwest
Deal found 9/14$214
This Southwest deal was found by Cheapflights users on 9/14. 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.
Fri 12/53:50 pmROC - ISP
1 stop6h 15mSouthwest
Sun 12/75:50 amISP - ROC
1 stop6h 40mSouthwest
Deal found 9/14$219
This Frontier deal was found by Cheapflights users on 9/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1212:16 pmSYR - ISP
2 stops22h 21mFrontier
Sun 10/199:47 pmISP - SYR
1 stop11h 09mFrontier
Deal found 9/14$248
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/96:59 amJFK - ISP
1 stop27h 38mFrontier
Thu 10/169:37 pmISP - JFK
1 stop12h 47mFrontier
Deal found 9/13$263
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 10/126:20 amROC - ISP
1 stop14h 32mMultiple Airlines
Tue 10/149:37 pmISP - ROC
1 stop20h 21mMultiple Airlines
Deal found 9/14$267
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 9/299:42 pmSYR - ISP
1 stop12h 58mMultiple Airlines
Fri 10/35:05 pmISP - SYR
2 stops25h 45mMultiple Airlines
Deal found 9/14$292
This Southwest deal was found by Cheapflights users on 9/14. 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 10/155:40 amROC - ISP
1 stop6h 45mSouthwest
Fri 10/175:35 pmISP - ROC
1 stop6h 10mSouthwest
Deal found 9/14$296
This Expedia deal was found by Cheapflights users on 9/15. 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.
Wed 11/198:35 pmJFK - ISP
1 stop13h 10mJetBlue
Sun 11/2310:24 amISP - JFK
1 stop11h 55mJetBlue
Deal found 9/15$312
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 9/2911:00 amALB - ISP
2 stops23h 40mMultiple Airlines
Fri 10/38:47 pmISP - ALB
1 stop22h 03mMultiple Airlines
Deal found 9/14$321
This JetBlue deal was found by Cheapflights users on 9/15. 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 11/209:53 amEWR - ISP
1 stop8h 08mJetBlue
Sun 11/2310:24 amISP - EWR
1 stop9h 23mJetBlue
Deal found 9/15$337
This Expedia deal was found by Cheapflights users on 9/15. 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.
Wed 11/199:30 pmLGA - ISP
1 stop12h 15mJetBlue
Sun 11/2310:24 amISP - LGA
1 stop11h 35mJetBlue
Deal found 9/15$342
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 10/106:57 pmROC - ISP
2 stops15h 40mMultiple Airlines
Tue 10/149:37 pmISP - ROC
1 stop20h 21mMultiple Airlines
Deal found 9/13$343

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 September 15, 2025.
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

BuffaloIslip

BUF - ISP

BUFISP

Buffalo

Fri 12/5

8:05 am-12:15 pm

1 stop4h 10m

Islip Long Island

Sun 12/7

5:50 am-12:00 pm

1 stop6h 10m

$214

RochesterIslip

ROC - ISP

ROCISP

Rochester Greater Rochester Intl

Fri 12/5

3:50 pm-10:05 pm

1 stop6h 15m

Islip Long Island

Sun 12/7

5:50 am-12:30 pm

1 stop6h 40m

$219

AlbanyIslip

ALB - ISP

ALBISP

Albany Intl

Fri 1/9

10:00 am-8:05 pm

1 stop10h 05m

Islip Long Island

Sun 1/11

7:26 pm-9:20 am

2 stops13h 54m

$231

SyracuseIslip

SYR - ISP

SYRISP

Syracuse Hancock Intl

Sun 10/12

12:16 pm-10:37 am

2 stops22h 21m

Islip Long Island

Sun 10/19

9:47 pm-8:56 am

1 stop11h 09m

$248

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Thu 10/9

6:59 am-10:37 am

1 stop27h 38m

Islip Long Island

Thu 10/16

9:37 pm-10:24 am

1 stop12h 47m

$263

RochesterIslip

ROC - ISP

ROCISP

Rochester Greater Rochester Intl

Sun 10/12

6:20 am-8:52 pm

1 stop14h 32m

Islip Long Island

Tue 10/14

9:37 pm-5:58 pm

1 stop20h 21m

$267

SyracuseIslip

SYR - ISP

SYRISP

Syracuse Hancock Intl

Mon 9/29

9:42 pm-10:40 am

1 stop12h 58m

Islip Long Island

Fri 10/3

5:05 pm-6:50 pm

2 stops25h 45m

$292

RochesterIslip

ROC - ISP

ROCISP

Rochester Greater Rochester Intl

Wed 10/15

5:40 am-12:25 pm

1 stop6h 45m

Islip Long Island

Fri 10/17

5:35 pm-11:45 pm

1 stop6h 10m

$296

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Wed 11/19

8:35 pm-9:45 am

1 stop13h 10m

Islip Long Island

Sun 11/23

10:24 am-10:19 pm

1 stop11h 55m

$312

AlbanyIslip

ALB - ISP

ALBISP

Albany Intl

Mon 9/29

11:00 am-10:40 am

2 stops23h 40m

Islip Long Island

Fri 10/3

8:47 pm-6:50 pm

1 stop22h 03m

$321

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 59 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?

Currently, January is the cheapest month in which you can book a flight from State of New York to Islip (average of $108). Flying from State of New York to Islip in November is currently the most expensive (average of $213). 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.

What is the cheapest time of day to fly from NY to ISP?

Find hourly flight availability from New York to Islip. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from State of New York to Islip as you normally would.

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 September 15, 2025.
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
4,245 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,245 reviews
Southwest
8.0
Very good
4,245 reviews

Crew

8.6

Overall

8.0

Food

7.0

Comfort

8.0

Entertainment

7.5

Boarding

8.1

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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?

    Southwest, Breeze Airways, and Frontier can get you from State of New York to Islip in just under 4h 10m. Your travel time can differ by up to 18h 11m. There are 325 mi between State of New York and Islip. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from State of New York to Islip one-way?

    The cheapest airlines for a one-way flight from State of New York to Islip are Frontier ($106), JetBlue ($119), and Southwest ($144).

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

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

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

    Currently, January is the cheapest month in which you can book a flight from State of New York to Islip (average of $108). Flying from State of New York to Islip in November is currently the most expensive (average of $213). 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

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead
Southampton

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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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$199Average$392FlexibilityNo cancel feeOn-time63%

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