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$106+ Cheap flights from Islip, NY (ISP) to New York State

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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — JFK
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
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 diciembre 12, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
dom. 12/1411:15 amISP - SYR
1 stop22h 28mMultiple Airlines
lun. 12/156:45 pmSYR - ISP
1 stop24h 49mMultiple Airlines
Deal found 12/10$348
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
dom. 12/1411:15 amISP - SYR
1 stop22h 28mMultiple Airlines
mié. 1/1412:14 pmSYR - ISP
1 stop21h 37mMultiple Airlines
Deal found 12/10$365
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
sáb. 12/1310:19 amISP - SYR
2 stops23h 06mMultiple Airlines
lun. 12/156:45 pmSYR - ISP
1 stop24h 49mMultiple Airlines
Deal found 12/9$408
This Kiwi.com deal was found by Cheapflights users on 12/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/128:29 pmISP - BUF
1 stop17h 46mFrontier
lun. 12/153:18 pmBUF - ISP
1 stop28h 16mFrontier
Deal found 12/12$415
This Expedia deal was found by Cheapflights users on 12/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/292:04 pmISP - BUF
1 stop22h 48mFrontier
vie. 1/29:57 amBUF - ISP
1 stop9h 43mFrontier
Deal found 12/10$422
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
sáb. 12/206:40 pmISP - BUF
1 stop17h 56mFrontier
mié. 12/2411:08 amBUF - ISP
1 stop24h 17mFrontier
Deal found 12/10$430
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
dom. 12/146:35 pmISP - ALB
1 stop17h 34mMultiple Airlines
mar. 12/161:05 pmALB - ISP
2 stops28h 09mMultiple Airlines
Deal found 12/10$472
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
mar. 12/236:25 amISP - ROC
1 stop27h 05mMultiple Airlines
jue. 12/256:00 pmROC - ISP
1 stop19h 09mMultiple Airlines
Deal found 12/9$476
This Southwest deal was found by Cheapflights users on 12/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/2011:00 amISP - BUF
2 stops9h 45mSouthwest
mié. 12/249:30 amBUF - ISP
1 stop5h 50mSouthwest
Deal found 12/10$478
This Kiwi.com deal was found by Cheapflights users on 12/11. 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.
jue. 12/1110:19 amISP - JFK
2 stops14h 40mFrontier
jue. 12/181:24 pmJFK - ISP
1 stop10h 07mFrontier
Deal found 12/11$484
This Kiwi.com deal was found by Cheapflights users on 12/10. 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.
jue. 12/116:35 pmISP - ALB
1 stop17h 34mMultiple Airlines
lun. 12/159:20 pmALB - ISP
2 stops22h 14mMultiple Airlines
Deal found 12/10$497
This Kiwi.com deal was found by Cheapflights users on 12/9. 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.
mié. 12/248:21 pmISP - ROC
1 stop17h 19mMultiple Airlines
dom. 12/286:00 pmROC - ISP
1 stop19h 09mMultiple Airlines
Deal found 12/9$500

Find flight deals from Islip to New York

Keep the following information in mind while searching for Islip to New York flight deals. Data was last updated diciembre 12, 2025.

Round-trip from

$181
(Expedia)

One-way from

$106
(Frontier)
From Islip Long Island to New York
Search Deals
One-way flight from Islip Long Island to New York
Search Deals

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 diciembre 12, 2025.
Use the filters below to find and compare flights from Islip to New York State that are best for you.

Fly from

Islip

Fly to

New York

Route

Depart

Return

Price

IslipBuffalo

ISP - BUF

ISPBUF

Islip Long Island

sáb. 1/10

7:56 pm-8:13 am

1 stop12h 17m

Buffalo

sáb. 1/17

8:06 pm-8:55 am

1 stop12h 49m

$181

IslipSyracuse

ISP - SYR

ISPSYR

Islip Long Island

mié. 1/7

11:50 am-10:18 am

2 stops22h 28m

Syracuse Hancock Intl

mié. 1/14

12:14 pm-9:51 am

1 stop21h 37m

$267

IslipBuffalo

ISP - BUF

ISPBUF

Islip Long Island

sáb. 1/10

12:15 pm-9:55 pm

2 stops9h 40m

Buffalo

sáb. 1/17

3:35 pm-9:50 pm

1 stop6h 15m

$269

IslipBuffalo

ISP - BUF

ISPBUF

Islip Long Island

vie. 1/9

6:00 am-12:30 pm

1 stop6h 30m

Buffalo

sáb. 1/10

12:45 pm-8:30 pm

1 stop7h 45m

$272

IslipAlbany

ISP - ALB

ISPALB

Islip Long Island

mié. 1/7

11:50 am-11:21 am

1 stop23h 31m

Albany Intl

sáb. 1/10

10:55 am-6:55 pm

1 stop8h 00m

$292

IslipRochester

ISP - ROC

ISPROC

Islip Long Island

lun. 1/19

11:50 am-6:15 pm

1 stop6h 25m

Greater Rochester Intl

mar. 1/20

5:20 am-11:55 am

1 stop6h 35m

$322

IslipAlbany

ISP - ALB

ISPALB

Islip Long Island

mié. 1/7

3:45 pm-10:05 pm

1 stop6h 20m

Albany Intl

sáb. 1/10

5:50 am-3:25 pm

2 stops9h 35m

$352

IslipBuffalo

ISP - BUF

ISPBUF

Islip Long Island

sáb. 1/3

5:30 am-11:55 am

1 stop6h 25m

Buffalo

dom. 1/4

8:50 am-11:55 am

1 stop3h 05m

$407

IslipBuffalo

ISP - BUF

ISPBUF

Islip Long Island

lun. 12/29

2:04 pm-12:52 pm

1 stop22h 48m

Buffalo

vie. 1/2

9:57 am-7:40 pm

1 stop9h 43m

$422

IslipAlbany

ISP - ALB

ISPALB

Islip Long Island

vie. 2/20

5:35 am-12:45 pm

1 stop7h 10m

Albany Intl

mar. 2/24

1:00 pm-4:15 pm

1 stop3h 15m

$423

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 55 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 State

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

Currently, March is the cheapest month in which you can book a flight from Islip, New York to State of New York (average of $63). Flying from Islip, New York to State of New York in May is currently the most expensive (average of $111). 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 ISP to NY?

Find hourly flight availability from Islip to New York. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Islip, New York to State of New York at noon. If you’re flexible enough to do this you can expect to save up to 58% on your trip compared to booking a flight in the evening.

Reviews of airlines servicing New York

Get insights into the airlines that provide service to New York. 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 New York. Reviews last updated diciembre 12, 2025.
Read through reviews of airlines operating flights from Islip to New York State, such as Southwest. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

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
7.9
Good
4,253 reviews
Southwest
7.9
Good
4,253 reviews

Entertainment

7.5

Food

7.0

Boarding

8.1

Comfort

8.0

Crew

8.6

Overall

7.9

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 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?

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

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

    There are many flights that can get you from Islip, New York to State of New York in 9h 40m. Fly via Frontier, Southwest, or Breeze Airways to get the fastest option. The distance from Islip, New York to State of New York is about 325 mi. This flight may include one or multiple stops.

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

    When deciding which route to take from Islip, New York to State of New York consider Islip Long Island - Buffalo, Islip Long Island - Albany Intl or Islip Long Island - Syracuse Hancock Intl as they are the most popular.

  • 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 State of New York?

    Currently, March is the cheapest month in which you can book a flight from Islip, New York to State of New York (average of $63). Flying from Islip, New York to State of New York in May is currently the most expensive (average of $111). 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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Top airline flying from Islip to New York

Discover the top airline that operate flights from Islip to New York. 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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$183Average$424FlexibilityNo cancel feeOn-time63%

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