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$298+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — CPH
Dec 22 — Dec 291
Mon 12/22
Mon 12/29
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 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$956
(Kiwi.com)

One-way from

$298
(Kiwi.com)

Popular in

June

Cheapest in

October

Average price

$786
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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One-way flight from Islip Long Island to Europe
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Highest demand for flights based on searches. 12% potential increase in price ($126 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 22, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/21. 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 stops38h 46mMultiple Airlines
Mon 12/155:15 pmKEF - ISP
1 stop31h 19mMultiple Airlines
Deal found 11/21$1,190
This Kiwi.com deal was found by Cheapflights users on 11/19. 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.
Wed 12/1712:30 pmISP - DUB
2 stops15h 15mMultiple Airlines
Wed 12/2411:40 amDUB - ISP
1 stop13h 05mMultiple Airlines
Deal found 11/19$1,338
This Ovago deal was found by Cheapflights users on 11/18. 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.
Fri 12/129:59 amISP - EDI
2 stops16h 51mMultiple Airlines
Mon 12/154:10 pmEDI - ISP
2 stops23h 55mMultiple Airlines
Deal found 11/18$1,936

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 22, 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

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Sun 1/4

12:30 pm-8:20 am

1 stop14h 50m

Dublin

Sun 1/11

11:40 am-7:45 pm

1 stop13h 05m

$1,120

IslipReykjavik

ISP - KEF

ISPKEF

Islip Long Island

Mon 12/8

10:19 am-6:05 am

2 stops38h 46m

Reykjavik Keflavik Intl

Mon 12/15

5:15 pm-7:34 pm

1 stop31h 19m

$1,190

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Sun 1/4

9:59 am-7:15 am

1 stop15h 16m

Rome Fiumicino

Sun 1/11

7:10 pm-7:51 pm

2 stops30h 41m

$1,225

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Sat 1/3

12:30 pm-10:20 am

2 stops40h 50m

Dublin

Sat 1/10

1:45 pm-7:45 pm

1 stop35h 00m

$1,303

IslipDublin

ISP - DUB

ISPDUB

Islip Long Island

Wed 12/17

12:30 pm-8:45 am

2 stops15h 15m

Dublin

Wed 12/24

11:40 am-7:45 pm

1 stop13h 05m

$1,338

IslipIstanbul

ISP - IST

ISPIST

Islip Long Island

Sun 1/4

12:30 pm-1:25 pm

1 stop16h 55m

Istanbul

Sun 1/11

8:15 am-7:51 pm

2 stops43h 36m

$1,483

IslipRome

ISP - FCO

ISPFCO

Islip Long Island

Sat 1/3

9:59 am-9:00 am

2 stops17h 01m

Rome Fiumicino

Sat 1/10

1:20 pm-11:05 am

2 stops27h 45m

$1,703

IslipEdinburgh

ISP - EDI

ISPEDI

Islip Long Island

Fri 12/12

9:59 am-7:50 am

2 stops16h 51m

Edinburgh Turnhouse

Mon 12/15

4:10 pm-11:05 am

2 stops23h 55m

$1,936

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Sun 1/4

12:30 pm-6:00 pm

2 stops24h 30m

London Heathrow

Sun 1/11

9:20 am-4:10 pm

1 stop11h 50m

$2,785

IslipAmsterdam

ISP - AMS

ISPAMS

Islip Long Island

Sun 1/4

12:30 pm-11:35 am

1 stop17h 05m

Amsterdam Schiphol

Sun 1/11

7:00 am-7:45 pm

2 stops18h 45m

$2,914

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

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 $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.

  • 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 - Dublin 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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