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$535+ Cheap flights from Islip (ISP) to England

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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
ISP — LHR
Sep 10 — Sep 171
Wed 9/10
Wed 9/17
1 adult, Economy
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Cheap flight deals from Islip to England

Keep the following information in mind while searching for Islip to England flight deals. Data was last updated September 5, 2025.

Round-trip from

$685
(Kiwi.com)

One-way from

$535
(Mytrip)

Popular in

December

Cheapest in

January

Average price

$515
From Islip Long Island to England
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One-way flight from Islip Long Island to England
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Islip to England

Cheapest flights from Islip to England
Explore the most affordable flight options available from Islip to England. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 5, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/154:58 pmISP - LGW
1 stop36h 02mMultiple Airlines
Mon 10/2010:45 amLGW - ISP
2 stops38h 57mMultiple Airlines
Deal found 9/4$685
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/174:58 pmISP - LGW
1 stop36h 02mMultiple Airlines
Fri 10/242:00 pmLGW - ISP
1 stop25h 37mMultiple Airlines
Deal found 9/2$904
This Kiwi.com deal was found by Cheapflights users on 9/4. 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 10/199:47 pmISP - LGW
1 stop31h 13mMultiple Airlines
Sun 10/262:40 pmLGW - ISP
2 stops55h 02mMultiple Airlines
Deal found 9/4$1,002
This Mytrip deal was found by Cheapflights users on 9/4. 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 10/82:19 pmISP - LHR
2 stops15h 01mMultiple Airlines
Wed 10/158:50 pmLHR - ISP
3 stops28h 11mMultiple Airlines
Deal found 9/4$1,217
This Ovago deal was found by Cheapflights users on 9/4. 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.
Mon 10/2011:53 amISP - EDI
2 stops15h 07mMultiple Airlines
Mon 10/274:10 pmEDI - ISP
2 stops22h 48mMultiple Airlines
Deal found 9/4$1,376
This Mytrip deal was found by Cheapflights users on 9/4. 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.
Sun 10/1911:53 amISP - LHR
2 stops15h 07mMultiple Airlines
Sun 10/266:00 amLHR - ISP
2 stops18h 01mMultiple Airlines
Deal found 9/4$1,479

Cheapflights Fare Finder

 
Customize your flight search to find flights from Islip to England 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 September 5, 2025.
Use the filters below to find and compare flights from Islip to England that are best for you.

Fly from

Islip

Fly to

England

Route

Depart

Return

Price

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Wed 10/15

4:58 pm-10:00 am

1 stop36h 02m

London Gatwick

Mon 10/20

10:45 am-8:42 pm

2 stops38h 57m

$685

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Fri 10/17

4:58 pm-10:00 am

1 stop36h 02m

London Gatwick

Fri 10/24

2:00 pm-10:37 am

1 stop25h 37m

$904

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Sun 10/19

9:47 pm-10:00 am

1 stop31h 13m

London Gatwick

Sun 10/26

2:40 pm-5:42 pm

2 stops55h 02m

$1,002

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Wed 10/8

2:19 pm-10:20 am

2 stops15h 01m

London Heathrow

Wed 10/15

8:50 pm-8:01 pm

3 stops28h 11m

$1,217

IslipEdinburgh

ISP - EDI

ISPEDI

Islip Long Island

Mon 10/20

11:53 am-8:00 am

2 stops15h 07m

Edinburgh Turnhouse

Mon 10/27

4:10 pm-10:58 am

2 stops22h 48m

$1,376

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Sun 10/19

11:53 am-8:00 am

2 stops15h 07m

London Heathrow

Sun 10/26

6:00 am-8:01 pm

2 stops18h 01m

$1,479

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Mon 9/22

4:33 pm-2:35 pm

2 stops17h 02m

$535

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/1

Best time to book a flight from Islip to England

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

What is the cheapest month to book a flight from Islip to England?

Currently, November is the cheapest month in which you can book a flight from Islip to England (average of $661). Flying from Islip to England in June is currently the most expensive (average of $1,097). 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 England. 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 England?

    Most people fly from Islip Long Island (ISP) if they book a flight from Islip to England. Islip Long Island is conveniently located just 7.2 mi from Islip’s city center.

  • What are the most popular routes from Islip to England?

    Most travelers choose Islip Long Island - London Gatwick, Islip Long Island - London Heathrow or Islip Long Island - Edinburgh Turnhouse when deciding on the best route from Islip to England.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Islip to England (average of $661). Flying from Islip to England in June is currently the most expensive (average of $1,097). 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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