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$286+ Cheap flights from Islip, NY (ISP) to Europe

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — MAD
Jan 1 — Jan 81
Thu 1/1
Thu 1/8
1 adult, Economy
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Cheap flight deals from Islip to Europe

Cheapest flights from Islip to Europe
Explore the most affordable flight options available from Islip to Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 2, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/1. 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 12/306:25 amISP - LIS
2 stops27h 05mMultiple Airlines
Sun 1/1111:30 amLIS - ISP
1 stop13h 15mMultiple Airlines
Deal found 12/1$1,428
This Mytrip deal was found by Cheapflights users on 11/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:30 pmISP - LHR
2 stops17h 50mMultiple Airlines
Tue 1/61:00 pmLHR - ISP
2 stops27h 05mMultiple Airlines
Deal found 11/30$1,478
This Kiwi.com deal was found by Cheapflights users on 11/30. 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 12/282:04 pmISP - LGW
1 stop14h 56mMultiple Airlines
Sun 1/42:10 pmLGW - ISP
2 stops28h 35mMultiple Airlines
Deal found 11/30$1,553
This Mytrip deal was found by Cheapflights users on 11/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3012:30 pmISP - LHR
2 stops27h 05mMultiple Airlines
Tue 1/61:00 pmLHR - ISP
2 stops27h 05mMultiple Airlines
Deal found 11/30$1,664
This Ovago deal was found by Cheapflights users on 12/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/307:40 pmISP - LIS
1 stop28h 55mJetBlue
Sun 1/1110:10 amLIS - ISP
1 stop29h 10mJetBlue
Deal found 12/1$1,767
This Trip.com deal was found by Cheapflights users on 11/30. 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.
Sun 12/282:04 pmISP - LHR
2 stops35h 26mMultiple Airlines
Sun 1/49:00 amLHR - ISP
2 stops39h 39mMultiple Airlines
Deal found 11/30$1,965
This Mytrip deal was found by Cheapflights users on 11/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:30 pmISP - LGW
3 stops21h 40mMultiple Airlines
Tue 1/69:20 pmLGW - ISP
3 stops27h 25mMultiple Airlines
Deal found 11/30$2,171

Find flight deals from Islip to Europe

Keep the following information in mind while searching for Islip to Europe flight deals. Data was last updated December 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$601
(Kiwi.com)

One-way from

$286
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$1,129
Provider with most accurate pricing for New York (NYC)-Istanbul flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Istanbul flights.
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From Islip Long Island to Europe
Search Deals
One-way flight from Islip Long Island to Europe
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to Europe 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 December 2, 2025.
Use the filters below to find and compare flights from Islip to Europe that are best for you.

Fly from

Islip

Fly to

Europe

Route

Depart

Return

Price

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Thu 1/15

7:58 pm-10:00 am

1 stop33h 02m

London Gatwick

Thu 1/22

2:00 pm-11:10 am

2 stops50h 10m

$601

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Fri 1/16

8:54 pm-10:05 am

1 stop32h 11m

London Gatwick

Fri 1/23

2:00 pm-11:05 am

2 stops26h 05m

$775

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Sat 2/21

12:35 pm-6:40 am

1 stop13h 05m

Reykjavik Keflavik Intl

Thu 2/26

6:05 pm-10:40 am

2 stops45h 35m

$941

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Wed 2/25

12:35 pm-6:40 am

1 stop13h 05m

Reykjavik Keflavik Intl

Wed 3/4

6:05 pm-7:11 pm

2 stops54h 06m

$960

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Sat 2/21

12:35 pm-6:40 am

1 stop13h 05m

Reykjavik Keflavik Intl

Wed 3/4

6:05 pm-7:11 pm

2 stops54h 06m

$960

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Thu 2/26

10:42 am-6:20 pm

2 stops26h 38m

Reykjavik Keflavik Intl

Wed 3/4

5:15 pm-9:47 am

1 stop21h 32m

$1,006

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Mon 1/12

9:59 am-1:25 pm

3 stops21h 26m

Rome Fiumicino

Mon 1/19

11:15 am-4:10 pm

2 stops34h 55m

$1,063

IslipLisbon

ISP - LIS

ISPLIS

Islip Long Island

Fri 1/16

12:30 pm-10:15 am

1 stop16h 45m

Lisbon Humberto Delgado

Fri 1/23

11:40 am-7:45 pm

1 stop13h 05m

$1,071

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Wed 2/25

12:35 pm-6:40 am

1 stop13h 05m

Reykjavik Keflavik Intl

Fri 2/27

4:45 pm-11:17 am

1 stop23h 32m

$1,072

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Mon 2/23

2:31 pm-6:40 am

1 stop11h 09m

Reykjavik Keflavik Intl

Fri 2/27

4:45 pm-11:17 am

1 stop23h 32m

$1,072

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/30

Showing 1-10 of 30 results
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Best time to book a flight from Islip to Europe

Have a flexible travel schedule? Discover the best time to fly to Europe 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 Europe

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

Currently, August is the cheapest month in which you can book a flight from Islip, New York to Europe (average of $244). Flying from Islip, New York to Europe in June is currently the most expensive (average of $439). 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.

Related info for your journey

Find useful and relevant information for your journey from Islip to Europe. 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 Europe?

    If you book a flight to Europe from Islip, you will be flying from Long Island, which is the city’s only airport. Islip Long Island (ISP) is located 7.2 mi from the center of Islip.

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

    A quick flight from Islip, New York to Europe can take about 28h 55m. JetBlue provides one of the quickest options available for as low as $1,767. The distance between Islip, New York and Europe is about 3319 mi.

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

    Most travelers choose Islip Long Island - Ekaterinburg, Islip Long Island - Reykjavik Keflavik Intl or Islip Long Island - London Heathrow when deciding on the best route from Islip, New York to Europe.

  • Can I find deals for flights from Islip to Europe that include hotel bookings?

    Yes. In addition to deals on Islip to Europe flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Islip to Europe?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islip to Europe.

  • Can I find deals for business class flights from Islip to Europe?

    Yes. Cheapflights offers flight deals from Islip to Europe 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 Europe?

    Currently, August is the cheapest month in which you can book a flight from Islip, New York to Europe (average of $244). Flying from Islip, New York to Europe in June is currently the most expensive (average of $439). 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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