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.

£235 Cheap Flights from Islip, New York to the United Kingdom in 2026

Voted winner of Europe's Best Travel App 2023

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

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

11:57 - 10:00

ISP

LGW

41h 03m

2 stops

14:00 - 09:53

LGW

ISP

24h 53m

1 stop

£616Multiple Airlines

Sat, 4 Jul - Fri, 10 Jul

10:48 - 10:00

ISP

LGW

18h 12m

1 stop

14:00 - 09:53

LGW

ISP

24h 53m

1 stop

£648Multiple Airlines

Sat, 4 Jul - Fri, 10 Jul

11:57 - 10:00

ISP

LGW

41h 03m

2 stops

14:00 - 09:53

LGW

ISP

24h 53m

1 stop

£663Multiple Airlines

Sat, 4 Jul - Fri, 10 Jul

10:48 - 10:00

ISP

LGW

18h 12m

1 stop

14:00 - 09:53

LGW

ISP

24h 53m

1 stop

£672Multiple Airlines

Sat, 4 Jul - Fri, 10 Jul

17:27 - 10:00

ISP

LGW

35h 33m

2 stops

14:00 - 09:53

LGW

ISP

24h 53m

1 stop

£769Multiple Airlines

Tue, 28 Jul - Tue, 4 Aug

10:57 - 10:00

ISP

LGW

18h 03m

1 stop

20:40 - 12:30

LGW

ISP

44h 50m

2 stops

£785Multiple Airlines

Wed, 29 Jul - Wed, 5 Aug

19:49 - 10:00

ISP

LGW

33h 11m

2 stops

14:00 - 09:53

LGW

ISP

24h 53m

1 stop

£885Multiple Airlines

Thu, 30 Jul - Thu, 6 Aug

14:00 - 20:45

ISP

LHR

49h 45m

2 stops

08:15 - 21:35

LHR

ISP

42h 20m

2 stops

£922JetBlue

Thu, 1 Oct - Thu, 8 Oct

10:00 - 20:20

ISP

LHR

29h 20m

2 stops

09:50 - 20:15

LHR

ISP

15h 25m

2 stops

£968Multiple Airlines

Wed, 29 Jul - Wed, 5 Aug

14:11 - 06:45

ISP

LHR

11h 34m

1 stop

13:25 - 13:30

LHR

ISP

29h 05m

2 stops

£992Multiple Airlines

Wed, 29 Jul - Wed, 5 Aug

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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

Sat 4/7

11:57-10:00

2 stops41h 03m

London Gatwick

Fri 10/7

14:00-09:53

1 stop24h 53m

£616

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Sat 4/7

10:48-10:00

1 stop18h 12m

London Gatwick

Fri 10/7

14:00-09:53

1 stop24h 53m

£648

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Sat 4/7

11:57-10:00

2 stops41h 03m

London Gatwick

Fri 10/7

14:00-09:53

1 stop24h 53m

£663

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Sat 4/7

10:48-10:00

1 stop18h 12m

London Gatwick

Fri 10/7

14:00-09:53

1 stop24h 53m

£672

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Tue 28/7

17:27-10:00

2 stops35h 33m

London Gatwick

Tue 4/8

14:00-09:53

1 stop24h 53m

£769

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Wed 29/7

10:57-10:00

1 stop18h 03m

London Gatwick

Wed 5/8

20:40-12:30

2 stops44h 50m

£785

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Thu 30/7

19:49-10:00

2 stops33h 11m

London Gatwick

Thu 6/8

14:00-09:53

1 stop24h 53m

£885

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Thu 1/10

14:00-20:45

2 stops49h 45m

London Heathrow

Thu 8/10

08:15-21:35

2 stops42h 20m

£922

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Wed 29/7

10:00-20:20

2 stops29h 20m

London Heathrow

Wed 5/8

09:50-20:15

2 stops15h 25m

£968

Fastest return journey

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Wed 29/7

14:11-06:45

1 stop11h 34m

London Heathrow

Wed 5/8

13:25-13:30

2 stops29h 05m

£992

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 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

What is the cheapest airline that flies from Islip Long Island to United Kingdom?

JetBlue is the most popular carrier operating from Islip Long Island to United Kingdom

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 37% 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	12h 46m
Direct flights	None

The fastest flight from Islip, New York to United Kingdom takes 12h 46m

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.