When did momondo last update prices for flights from Islip Long Island Airport to United Kingdom?

Prices for flights from Islip Long Island Airport to United Kingdom refresh daily.

How old do you have to be to fly from Islip Long Island Airport to United Kingdom?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to United Kingdom.

What documentation or ID do you need to fly to United Kingdom?

The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£274 Cheap Flights from Islip, New York to the United Kingdom in 2026

Find the cheapest flights from Islip, New York to the United Kingdom

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

11:52 - 10:00-

17h 08m

14:00 - 16:58-

31h 58m

£571Multiple Airlines

Mon, 14 Sep - Mon, 21 Sep

09:39 - 10:00-

19h 21m

14:00 - 16:58-

31h 58m

£576Multiple Airlines

Mon, 14 Sep - Mon, 21 Sep

11:20 - 19:30-

27h 10m

12:15 - 21:30-

14h 15m

£735Multiple Airlines

Wed, 20 Jan - Tue, 26 Jan

17:43 - 10:00-

35h 17m

14:00 - 11:20-

26h 20m

£772Multiple Airlines

Fri, 18 Sep - Fri, 25 Sep

11:20 - 10:50-

18h 30m

12:15 - 22:20-

15h 05m

£773Multiple Airlines

Tue, 19 Jan - Sat, 23 Jan

12:30 - 10:55-

17h 25m

11:55 - 23:50-

16h 55m

£774Multiple Airlines

Tue, 3 Nov - Wed, 25 Nov

12:30 - 10:50-

17h 20m

12:15 - 23:50-

16h 35m

£775Multiple Airlines

Tue, 3 Nov - Wed, 25 Nov

17:43 - 10:00-

35h 17m

14:00 - 16:58-

31h 58m

£776Multiple Airlines

Fri, 18 Sep - Fri, 25 Sep

12:45 - 20:20-

26h 35m

13:05 - 23:35-

15h 30m

£778Multiple Airlines

Sun, 27 Sep - Fri, 9 Oct

16:05 - 14:40-

17h 35m

15:40 - 22:10-

35h 30m

£784Multiple Airlines

Thu, 17 Sep - Thu, 24 Sep

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Use the filters below to find and compare flights from Islip, New York to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Mon 14/9

11:52-10:00

2 stops17h 08m

London Gatwick

Mon 21/9

14:00-16:58

1 stop31h 58m

£571

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Mon 14/9

09:39-10:00

2 stops19h 21m

London Gatwick

Mon 21/9

14:00-16:58

1 stop31h 58m

£576

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Wed 20/1

11:20-19:30

2 stops27h 10m

London Heathrow

Tue 26/1

12:15-21:30

2 stops14h 15m

£735

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Fri 18/9

17:43-10:00

1 stop35h 17m

London Gatwick

Fri 25/9

14:00-11:20

2 stops26h 20m

£772

Fastest return journey

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Tue 19/1

11:20-10:50

2 stops18h 30m

London Heathrow

Sat 23/1

12:15-22:20

2 stops15h 05m

£773

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Tue 3/11

12:30-10:55

2 stops17h 25m

London Gatwick

Wed 25/11

11:55-23:50

2 stops16h 55m

£774

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Tue 3/11

12:30-10:50

2 stops17h 20m

London Heathrow

Wed 25/11

12:15-23:50

2 stops16h 35m

£775

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Fri 18/9

17:43-10:00

1 stop35h 17m

London Gatwick

Fri 25/9

14:00-16:58

1 stop31h 58m

£776

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Sun 27/9

12:45-20:20

2 stops26h 35m

London Heathrow

Fri 9/10

13:05-23:35

2 stops15h 30m

£778

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Thu 17/9

16:05-14:40

2 stops17h 35m

London Gatwick

Thu 24/9

15:40-22:10

2 stops35h 30m

£784

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Islip, New York to United Kingdom

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Which airlines fly to United Kingdom?

Virgin Atlantic, British Airways and Aer Lingus are the top three most popular airlines that fly to United Kingdom from Islip, New York according to our data. Virgin Atlantic is the first choice among our users, with 36% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 14 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Cheap Islip, New York to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Islip, New York to United Kingdom

Fastest flight time	11h 26m
Direct flights	None

The fastest flight from Islip, New York to United Kingdom takes 11h 26m

There are no direct flights from Islip, New York to United Kingdom. There are no popular flight routes from Islip, New York to United Kingdom.

Search flight deals

Frequently asked questions about flying from Islip, New York to the United Kingdom

When did momondo last update prices for flights from Islip Long Island Airport to United Kingdom?
Prices for flights from Islip Long Island Airport to United Kingdom refresh daily.
How old do you have to be to fly from Islip Long Island Airport to United Kingdom?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Islip Long Island Airport to United Kingdom.
What documentation or ID do you need to fly to United Kingdom?
The necessary travel and health documents for your United Kingdom trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Islip to United Kingdom?

Finding the right flight to United Kingdom from Islip is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United Kingdom quick and easy, saving you time and money.

Can I find flights from Islip to United Kingdom with flexible booking policies on momondo?

Yes. All flights to United Kingdom from Islip on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Islip to United Kingdom?

momondo provides multiple filters to help you find the best flight to United Kingdom from Islip. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Islip to United Kingdom right now. Can momondo alert me if prices change?

If you are simply researching potential flights to United Kingdom, momondo offers a useful price alert feature which will track prices for flights to United Kingdom from Islip and alert you when they change.