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$806+ Cheap flights from Islip, NY (ISP) to Europe

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CPH
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Islip to Europe

Keep the following information in mind while searching for Islip to Europe flight deals. Data was last updated August 14, 2025.

Round-trip from

$806
(Kiwi.com)

Popular in

June

Cheapest in

March

Average price

$859
From Islip Long Island to Europe
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find 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 August 14, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Thu 9/112:19 pmISP - KEF
1 stop10h 26mMultiple Airlines
Thu 9/183:05 pmKEF - ISP
2 stops23h 35mMultiple Airlines
Deal found 8/14$806
This Kiwi.com deal was found by Cheapflights users on 8/14. 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 8/182:19 pmISP - KEF
1 stop10h 26mMultiple Airlines
Wed 8/203:45 pmKEF - ISP
2 stops36h 14mMultiple Airlines
Deal found 8/14$982
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/104:33 pmISP - SNN
1 stop8h 47mMultiple Airlines
Sun 11/232:45 pmSNN - ISP
1 stop10h 16mMultiple Airlines
Deal found 8/14$994
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/14:33 pmISP - SNN
1 stop8h 47mMultiple Airlines
Sun 12/142:45 pmSNN - ISP
1 stop10h 16mMultiple Airlines
Deal found 8/14$1,019
This Kiwi.com deal was found by Cheapflights users on 8/14. 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.
Tue 9/304:33 pmISP - LIS
1 stop12h 37mMultiple Airlines
Wed 10/89:30 pmLIS - ISP
2 stops42h 07mMultiple Airlines
Deal found 8/14$1,171
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/307:30 amISP - CDG
2 stops16h 40mMultiple Airlines
Sat 9/62:00 pmCDG - ISP
2 stops26h 58mMultiple Airlines
Deal found 8/13$1,362
This Gurufare deal was found by Cheapflights users on 8/13. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/272:19 pmISP - NAP
2 stops14h 21mMultiple Airlines
Sat 10/46:50 amNAP - ISP
2 stops19h 11mMultiple Airlines
Deal found 8/13$1,445
This Ovago deal was found by Cheapflights users on 8/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/282:19 pmISP - CDG
2 stops13h 11mMultiple Airlines
Sun 10/511:00 amCDG - ISP
2 stops15h 01mMultiple Airlines
Deal found 8/14$1,667
This Ovago deal was found by Cheapflights users on 8/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/274:33 pmISP - CDG
2 stops14h 07mMultiple Airlines
Sat 10/49:50 pmCDG - ISP
2 stops23h 31mMultiple Airlines
Deal found 8/13$1,709
This Mytrip deal was found by Cheapflights users on 8/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/142:19 pmISP - EDI
3 stops23h 36mMultiple Airlines
Thu 8/218:30 pmEDI - ISP
3 stops28h 31mMultiple Airlines
Deal found 8/13$1,942
This Cheapflightsfares deal was found by Cheapflights users on 8/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:33 pmISP - SNN
1 stop8h 47mMultiple Airlines
Sun 11/162:45 pmSNN - ISP
1 stop10h 16mMultiple Airlines
Deal found 8/14$2,294
This SmartFares deal was found by Cheapflights users on 8/13. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/44:33 pmISP - EDI
2 stops15h 27mMultiple Airlines
Mon 11/108:20 amEDI - ISP
2 stops16h 41mMultiple Airlines
Deal found 8/13$3,324

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 August 14, 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

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Thu 9/11

2:19 pm-4:45 am

1 stop10h 26m

Reykjavik Keflavik Intl

Thu 9/18

3:05 pm-10:40 am

2 stops23h 35m

$806

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 11/24

4:33 pm-6:20 am

1 stop8h 47m

Shannon

Sun 12/7

2:45 pm-8:01 pm

1 stop10h 16m

$994

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Thu 11/27

4:33 pm-6:20 am

1 stop8h 47m

Shannon

Mon 12/1

2:45 pm-8:01 pm

1 stop10h 16m

$994

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 1/19

4:33 pm-6:20 am

1 stop8h 47m

Shannon

Sun 2/1

2:45 pm-8:01 pm

1 stop10h 16m

$994

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 2/9

4:33 pm-6:20 am

1 stop8h 47m

Shannon

Sun 2/22

2:45 pm-8:01 pm

1 stop10h 16m

$994

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 2/2

4:33 pm-6:20 am

1 stop8h 47m

Shannon

Sun 2/15

2:45 pm-8:01 pm

1 stop10h 16m

$994

IslipShannon

ISP - SNN

ISPSNN

Islip Long Island

Mon 1/26

4:33 pm-6:20 am

1 stop8h 47m

Shannon

Sun 2/8

2:45 pm-8:01 pm

1 stop10h 16m

$994

IslipLisbon

ISP - LIS

ISPLIS

Islip Long Island

Tue 9/30

4:33 pm-10:10 am

1 stop12h 37m

Lisbon Humberto Delgado

Wed 10/8

9:30 pm-10:37 am

2 stops42h 07m

$1,171

IslipParis

ISP - CDG

ISPCDG

Islip Long Island

Sat 8/30

7:30 am-6:10 am

2 stops16h 40m

Paris Charles de Gaulle

Sat 9/6

2:00 pm-10:58 am

2 stops26h 58m

$1,362

IslipNaples

ISP - NAP

ISPNAP

Islip Long Island

Sat 9/27

2:19 pm-10:40 am

2 stops14h 21m

Naples

Sat 10/4

6:50 am-8:01 pm

2 stops19h 11m

$1,445

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 44 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, November is the cheapest month in which you can book a flight from Islip, New York to Europe (average of $523). Flying from Islip, New York to Europe in June is currently the most expensive (average of $911). 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.

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

    Most travelers choose Islip Long Island - Ekaterinburg, Islip Long Island - Shannon or Islip Long Island - Dubrovnik 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, November is the cheapest month in which you can book a flight from Islip, New York to Europe (average of $523). Flying from Islip, New York to Europe in June is currently the most expensive (average of $911). 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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