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$929+ 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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CPH
Dec 13 — Dec 201
Sat 12/13
Sat 12/20
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 November 13, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$929
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$794
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
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Highest demand for flights based on searches. 11% potential increase in price ($124 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($28 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 November 13, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Mon 12/810:19 amISP - KEF
2 stops24h 01mMultiple Airlines
Mon 12/155:15 pmKEF - ISP
1 stop31h 19mMultiple Airlines
Deal found 11/11$929
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Tue 11/116:27 pmISP - DUB
2 stops29h 48mMultiple Airlines
Tue 11/181:45 pmDUB - ISP
1 stop25h 52mMultiple Airlines
Deal found 11/11$1,221
This Kiwi.com deal was found by Cheapflights users on 11/12. 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.
Thu 11/137:30 amISP - KEF
1 stop9h 15mMultiple Airlines
Thu 11/206:05 pmKEF - ISP
2 stops42h 57mMultiple Airlines
Deal found 11/12$1,267
This Mytrip deal was found by Cheapflights users on 11/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/159:59 amISP - FCO
2 stops26h 16mMultiple Airlines
Sat 11/227:05 amFCO - ISP
2 stops18h 40mMultiple Airlines
Deal found 11/11$1,309
This Mytrip deal was found by Cheapflights users on 11/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1512:40 pmISP - CDG
2 stops17h 20mMultiple Airlines
Sat 11/221:00 pmCDG - ISP
2 stops33h 15mMultiple Airlines
Deal found 11/12$1,342
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Sat 12/2712:30 pmISP - DUB
1 stop10h 45mMultiple Airlines
Sat 1/36:30 amDUB - ISP
2 stops35h 39mMultiple Airlines
Deal found 11/11$1,753
This Kiwi.com deal was found by Cheapflights users on 11/13. 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.
Sun 12/289:59 amISP - FCO
1 stop15h 16mMultiple Airlines
Sun 1/48:15 pmFCO - ISP
2 stops48h 25mMultiple Airlines
Deal found 11/13$1,839
This Kiwi.com deal was found by Cheapflights users on 11/12. 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.
Sat 12/279:59 amISP - CDG
1 stop15h 21mMultiple Airlines
Sat 1/38:05 pmCDG - ISP
2 stops53h 35mMultiple Airlines
Deal found 11/12$1,896
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Fri 12/269:59 amISP - MAD
1 stop13h 46mMultiple Airlines
Fri 1/22:45 pmMAD - ISP
2 stops58h 55mMultiple Airlines
Deal found 11/11$2,030
This Kiwi.com deal was found by Cheapflights users on 11/13. 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.
Sun 12/2812:30 pmISP - IST
1 stop16h 55mMultiple Airlines
Sun 1/410:25 pmIST - ISP
2 stops48h 15mMultiple Airlines
Deal found 11/13$2,198
This Trip.com deal was found by Cheapflights users on 11/13. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:15 amISP - CDG
2 stops30h 35mMultiple Airlines
Sun 1/48:45 amCDG - ISP
2 stops21h 14mMultiple Airlines
Deal found 11/13$2,250
This Kiwi.com deal was found by Cheapflights users on 11/11. 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.
Fri 12/2612:30 pmISP - IST
1 stop16h 55mMultiple Airlines
Fri 1/210:45 pmIST - ISP
2 stops46h 24mMultiple Airlines
Deal found 11/11$2,287

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 November 13, 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

Mon 12/8

10:19 am-3:20 pm

2 stops24h 01m

Reykjavik Keflavik Intl

Mon 12/15

5:15 pm-7:34 pm

1 stop31h 19m

$929

IslipMadrid

ISP - MAD

ISPMAD

Islip Long Island

Thu 1/15

3:34 pm-7:55 am

1 stop34h 21m

Madrid Barajas

Sat 1/31

12:30 pm-11:04 am

1 stop28h 34m

$1,259

IslipParis

ISP - CDG

ISPCDG

Islip Long Island

Sat 3/28

12:40 pm-9:10 am

2 stops15h 30m

Paris Charles de Gaulle

Thu 4/2

11:00 am-7:45 pm

2 stops14h 45m

$1,641

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Sat 12/27

12:30 pm-4:15 am

1 stop10h 45m

Dublin

Sat 1/3

6:30 am-1:09 pm

2 stops35h 39m

$1,753

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Sun 12/28

9:59 am-7:15 am

1 stop15h 16m

Rome Fiumicino

Sun 1/4

8:15 pm-2:40 pm

2 stops48h 25m

$1,839

IslipParis

ISP - CDG

ISPCDG

Islip Long Island

Sat 12/27

9:59 am-7:20 am

1 stop15h 21m

Paris Charles de Gaulle

Sat 1/3

8:05 pm-7:40 pm

2 stops53h 35m

$1,896

IslipMadrid

ISP - MAD

ISPMAD

Islip Long Island

Fri 12/26

9:59 am-5:45 am

1 stop13h 46m

Madrid Barajas

Fri 1/2

2:45 pm-7:40 pm

2 stops58h 55m

$2,030

IslipIstanbul

ISP - IST

ISPIST

Islip Long Island

Sun 12/28

12:30 pm-1:25 pm

1 stop16h 55m

Istanbul

Sun 1/4

10:25 pm-2:40 pm

2 stops48h 15m

$2,198

IslipParis

ISP - CDG

ISPCDG

Islip Long Island

Sun 12/28

6:15 am-6:50 pm

2 stops30h 35m

Paris Charles de Gaulle

Sun 1/4

8:45 am-11:59 pm

2 stops21h 14m

$2,250

IslipIstanbul

ISP - IST

ISPIST

Islip Long Island

Fri 12/26

12:30 pm-1:25 pm

1 stop16h 55m

Istanbul

Fri 1/2

10:45 pm-1:09 pm

2 stops46h 24m

$2,287

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/11

Showing 1-10 of 12 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 $438). 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 - Reykjavik Keflavik Intl, Islip Long Island - Ekaterinburg or Islip Long Island - Paris Charles de Gaulle 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 $438). 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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