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.

£380 Cheap Flights from Islip to the United Kingdom in 2025/26

1 adult

0 bags

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

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Enter your travel dates to find the best prices.

08:00 - 10:05ISP-LGW

21h 05m1 stop

14:00 - 08:40LGW-ISP

23h 40m1 stop

£380Multiple Airlines

Find Deal

Sat, 17 Jan - Sat, 24 Jan

11:50 - 10:05ISP-LGW

17h 15m2 stops

14:00 - 08:40LGW-ISP

23h 40m1 stop

£424Multiple Airlines

Find Deal

Sat, 17 Jan - Sat, 24 Jan

20:54 - 10:05ISP-LGW

32h 11m1 stop

14:00 - 11:05LGW-ISP

26h 05m2 stops

£583Multiple Airlines

Find Deal

Fri, 16 Jan - Fri, 23 Jan

20:54 - 10:05ISP-LGW

32h 11m1 stop

14:00 - 11:05LGW-ISP

26h 05m2 stops

£584Multiple Airlines

Find Deal

Fri, 16 Jan - Fri, 23 Jan

10:00 - 16:00ISP-GLA

25h 00m2 stops

08:20 - 08:52GLA-ISP

29h 32m2 stops

£884Multiple Airlines

Find Deal

Sat, 17 Jan - Sat, 24 Jan

10:00 - 15:35ISP-LHR

24h 35m2 stops

06:30 - 08:52LHR-ISP

31h 22m2 stops

£908Multiple Airlines

Find Deal

Sat, 17 Jan - Sat, 24 Jan

12:30 - 07:50ISP-GLA

14h 20m2 stops

09:40 - 19:45GLA-ISP

15h 05m2 stops

£1,052Multiple Airlines

Find Deal

Fri, 16 Jan - Fri, 23 Jan

12:30 - 17:30ISP-LHR

24h 00m2 stops

09:20 - 16:10LHR-ISP

11h 50m1 stop

£1,108Multiple Airlines

Find Deal

Fri, 16 Jan - Fri, 23 Jan

07:25 - 07:50ISP-EDI

19h 25m2 stops

09:55 - 19:45EDI-ISP

14h 50m2 stops

£1,194Multiple Airlines

Find Deal

Fri, 16 Jan - Fri, 23 Jan

12:30 - 17:30ISP-LHR

24h 00m2 stops

09:20 - 16:10LHR-ISP

11h 50m1 stop

£1,197Multiple Airlines

Find Deal

Fri, 16 Jan - Fri, 23 Jan

momondo Fare Finder

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

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Sat 17/1

08:00-10:05

1 stop21h 05m

London Gatwick

Sat 24/1

14:00-08:40

1 stop23h 40m

£380

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Sat 17/1

11:50-10:05

2 stops17h 15m

London Gatwick

Sat 24/1

14:00-08:40

1 stop23h 40m

£424

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Fri 16/1

20:54-10:05

1 stop32h 11m

London Gatwick

Fri 23/1

14:00-11:05

2 stops26h 05m

£583

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Fri 16/1

20:54-10:05

1 stop32h 11m

London Gatwick

Fri 23/1

14:00-11:05

2 stops26h 05m

£584

IslipGlasgow

ISP - GLA

ISPGLA

Islip Long Island

Sat 17/1

10:00-16:00

2 stops25h 00m

Glasgow Intl

Sat 24/1

08:20-08:52

2 stops29h 32m

£884

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Sat 17/1

10:00-15:35

2 stops24h 35m

London Heathrow

Sat 24/1

06:30-08:52

2 stops31h 22m

£908

IslipGlasgow

ISP - GLA

ISPGLA

Islip Long Island

Fri 16/1

12:30-07:50

2 stops14h 20m

Glasgow Intl

Fri 23/1

09:40-19:45

2 stops15h 05m

£1,052

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Fri 16/1

12:30-17:30

2 stops24h 00m

London Heathrow

Fri 23/1

09:20-16:10

1 stop11h 50m

£1,108

IslipEdinburgh

ISP - EDI

ISPEDI

Islip Long Island

Fri 16/1

07:25-07:50

2 stops19h 25m

Edinburgh Turnhouse

Fri 23/1

09:55-19:45

2 stops14h 50m

£1,194

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Fri 16/1

12:30-17:30

2 stops24h 00m

London Heathrow

Fri 23/1

09:20-16:10

1 stop11h 50m

£1,197

Flights are sorted by cheapest return flights first.

Sorted 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 38% of people opting to fly with this airline when travelling to United Kingdom. Keep in mind that there are 13 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	14h 05m
Direct flights	None

The fastest flight from Islip, New York to United Kingdom takes 14h 05m

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

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.