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Islip

$73+ 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 12/12. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — ISP
Dec 8 — Dec 151
Mon 12/8
Mon 12/15
1 adult, Economy
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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 November 8, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/7. 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 12/57:00 amLGA - ISP
2 stops26h 13mMultiple Airlines
Tue 12/98:29 pmISP - LGA
1 stop23h 31mMultiple Airlines
Deal found 11/7$153
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 11/219:00 pmEWR - ISP
1 stop11h 02mMultiple Airlines
Sun 11/238:25 pmISP - EWR
1 stop27h 56mMultiple Airlines
Deal found 11/7$166
This Southwest deal was found by Cheapflights users on 11/6. 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.
Mon 12/159:30 amBUF - ISP
1 stop5h 50mSouthwest
Wed 12/175:40 amISP - BUF
1 stop6h 20mSouthwest
Deal found 11/6$197
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 11/213:28 pmBUF - ISP
2 stops16h 34mFrontier
Tue 11/256:00 amISP - BUF
1 stop7h 04mFrontier
Deal found 11/6$202
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 12/58:45 amEWR - ISP
1 stop11h 22mMultiple Airlines
Tue 12/98:29 pmISP - EWR
1 stop16h 38mMultiple Airlines
Deal found 11/7$205
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 11/218:30 pmLGA - ISP
1 stop11h 32mFrontier
Sun 11/2311:03 amISP - LGA
2 stops10h 57mFrontier
Deal found 11/7$207
This Southwest deal was found by Cheapflights users on 11/7. 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 12/49:30 amBUF - ISP
1 stop5h 50mSouthwest
Mon 12/85:40 amISP - BUF
1 stop8h 40mSouthwest
Deal found 11/7$212
This Kiwi.com deal was found by Cheapflights users on 11/7. 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 11/218:30 pmLGA - ISP
1 stop11h 32mMultiple Airlines
Sun 11/238:25 pmISP - LGA
1 stop12h 35mMultiple Airlines
Deal found 11/7$247
This Southwest deal was found by Cheapflights users on 11/8. 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.
Sun 12/145:35 pmROC - ISP
1 stop6h 15mSouthwest
Tue 12/165:40 amISP - ROC
1 stop6h 15mSouthwest
Deal found 11/8$254
This Trip.com deal was found by Cheapflights users on 11/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/154:00 pmJFK - ISP
1 stop16h 02mFrontier
Sat 11/226:00 amISP - JFK
2 stops18h 24mFrontier
Deal found 11/8$264
This Kiwi.com deal was found by Cheapflights users on 11/6. 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 11/216:57 pmROC - ISP
2 stops13h 05mMultiple Airlines
Tue 11/256:00 amISP - ROC
1 stop27h 30mMultiple Airlines
Deal found 11/6$278
This Kiwi.com deal was found by Cheapflights users on 11/8. 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 12/16:57 pmROC - ISP
2 stops24h 37mMultiple Airlines
Thu 12/410:19 amISP - ROC
1 stop7h 32mMultiple Airlines
Deal found 11/8$280

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 November 8, 2025.

Round-trip from

$153
(Kiwi.com)

One-way from

$73
(Trip.com)
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 November 8, 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

NewarkIslip

EWR - ISP

EWRISP

Newark

Fri 11/21

9:00 pm-8:02 am

1 stop11h 02m

Islip Long Island

Sun 11/23

8:25 pm-12:21 am

1 stop27h 56m

$166

BuffaloIslip

BUF - ISP

BUFISP

Buffalo

Mon 12/15

9:30 am-3:20 pm

1 stop5h 50m

Islip Long Island

Wed 12/17

5:40 am-12:00 pm

1 stop6h 20m

$197

BuffaloIslip

BUF - ISP

BUFISP

Buffalo

Fri 11/21

3:28 pm-8:02 am

2 stops16h 34m

Islip Long Island

Tue 11/25

6:00 am-1:04 pm

1 stop7h 04m

$202

NewarkIslip

EWR - ISP

EWRISP

Newark

Fri 12/5

8:45 am-8:07 pm

1 stop11h 22m

Islip Long Island

Tue 12/9

8:29 pm-1:07 pm

1 stop16h 38m

$205

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Fri 11/21

8:30 pm-8:02 am

1 stop11h 32m

Islip Long Island

Sun 11/23

11:03 am-10:00 pm

2 stops10h 57m

$207

BuffaloIslip

BUF - ISP

BUFISP

Buffalo

Thu 12/4

9:30 am-3:20 pm

1 stop5h 50m

Islip Long Island

Mon 12/8

5:40 am-2:20 pm

1 stop8h 40m

$212

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Fri 12/5

6:30 pm-9:13 am

1 stop14h 43m

Islip Long Island

Tue 12/9

8:29 pm-8:00 pm

1 stop23h 31m

$216

New YorkIslip

LGA - ISP

LGAISP

New York LaGuardia

Fri 11/21

8:30 pm-8:02 am

1 stop11h 32m

Islip Long Island

Sun 11/23

8:25 pm-9:00 am

1 stop12h 35m

$247

RochesterIslip

ROC - ISP

ROCISP

Greater Rochester Intl

Sun 12/14

5:35 pm-11:50 pm

1 stop6h 15m

Islip Long Island

Tue 12/16

5:40 am-11:55 am

1 stop6h 15m

$254

New YorkIslip

JFK - ISP

JFKISP

New York John F Kennedy Intl

Sat 11/15

4:00 pm-8:02 am

1 stop16h 02m

Islip Long Island

Sat 11/22

6:00 am-12:24 am

2 stops18h 24m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/6

Showing 1-10 of 54 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, March 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 May 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.

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 November 8, 2025.

When flying from State of New York to Islip, New York, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 48% versus a flight at noon.

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 November 8, 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
4,240 reviews

Crew

8.6

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

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
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Crew

8.6

Entertainment

7.5

Boarding

8.1

Food

7.0

Overall

8.0

Comfort

8.0

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, New York?

    A quick flight from State of New York to Islip, New York can take about 5h 50m. Southwest provides one of the quickest options available for as low as $197. 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 cheapest airlines to fly from State of New York to Islip, New York one-way?

    The cheapest airlines for a one-way flight from State of New York to Islip, New York are Frontier ($73), Southwest ($94), and Avelo Airlines ($104).

  • 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 New York John F Kennedy Intl - Islip Long Island. You may also consider Greater Rochester Intl - Islip Long Island or New York LaGuardia - 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, March 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 May 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

Traveling to a place near Islip?

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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 November 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$199Average$386FlexibilityNo cancel feeOn-time63%

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