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 were last updated today.

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 travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$575 Cheap Flights from Islip, New York to the United Kingdom in 2026

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

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:57 am - 10:00 am

ISP

LGW

41h 03m

2 stops

2:00 pm - 9:53 am

LGW

ISP

24h 53m

1 stop

$725Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

10:57 am - 10:00 am

ISP

LGW

18h 03m

1 stop

2:00 pm - 9:53 am

LGW

ISP

24h 53m

1 stop

$741Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

11:57 am - 10:00 am

ISP

LGW

41h 03m

2 stops

2:00 pm - 9:53 am

LGW

ISP

24h 53m

1 stop

$775Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

10:57 am - 10:00 am

ISP

LGW

18h 03m

1 stop

2:00 pm - 6:14 pm

LGW

ISP

33h 14m

1 stop

$782Multiple Airlines

Wed, Aug 19 - Wed, Aug 26

5:27 pm - 10:00 am

ISP

LGW

35h 33m

2 stops

2:00 pm - 9:53 am

LGW

ISP

24h 53m

1 stop

$902Multiple Airlines

Tue, Aug 11 - Sat, Aug 22

10:57 am - 10:00 am

ISP

LGW

18h 03m

1 stop

2:00 pm - 9:53 am

LGW

ISP

24h 53m

1 stop

$912Multiple Airlines

Wed, Aug 12 - Wed, Aug 19

11:57 am - 10:00 am

ISP

LGW

17h 03m

2 stops

2:00 pm - 9:53 am

LGW

ISP

24h 53m

1 stop

$917Multiple Airlines

Wed, Aug 12 - Wed, Aug 19

10:57 am - 11:40 am

ISP

MAN

43h 43m

2 stops

1:05 pm - 9:53 am

MAN

ISP

25h 48m

2 stops

$1,026Multiple Airlines

Fri, Aug 28 - Fri, Sep 4

7:00 am - 10:00 am

ISP

EDI

22h 00m

2 stops

11:30 am - 1:05 pm

EDI

ISP

30h 35m

2 stops

$1,152JetBlue

Wed, Sep 16 - Tue, Sep 22

7:00 am - 9:20 am

ISP

EDI

21h 20m

2 stops

11:30 am - 1:05 pm

EDI

ISP

30h 35m

2 stops

$1,161JetBlue

Wed, Sep 16 - Tue, Sep 22

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JetBlue flights from Islip, New York to United Kingdom

Our best JetBlue deals on Islip, New York to United Kingdom flight tickets

JetBlue

Sep 16

ISP7:00 amIslip Long Island

22h 00m

2 stops

EDI10:00 amEdinburgh Turnhouse

Sep 22

EDI11:30 amEdinburgh Turnhouse

30h 35m

2 stops

ISP1:05 pmIslip Long Island

$1,152

JetBlue

Sep 16

ISP7:00 amIslip Long Island

21h 20m

2 stops

EDI9:20 amEdinburgh Turnhouse

Sep 22

EDI11:30 amEdinburgh Turnhouse

30h 35m

2 stops

ISP1:05 pmIslip Long Island

$1,161

JetBlue

Sep 16

ISP7:00 amIslip Long Island

21h 20m

2 stops

EDI9:20 amEdinburgh Turnhouse

Sep 22

EDI11:30 amEdinburgh Turnhouse

30h 35m

2 stops

ISP1:05 pmIslip Long Island

$1,162

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

Cheapest round-trip

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Wed 8/19

11:57 am-10:00 am

2 stops41h 03m

London Gatwick

Wed 8/26

2:00 pm-9:53 am

1 stop24h 53m

$725

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Wed 8/19

10:57 am-10:00 am

1 stop18h 03m

London Gatwick

Wed 8/26

2:00 pm-9:53 am

1 stop24h 53m

$741

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Wed 8/19

11:57 am-10:00 am

2 stops41h 03m

London Gatwick

Wed 8/26

2:00 pm-9:53 am

1 stop24h 53m

$775

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Wed 8/19

10:57 am-10:00 am

1 stop18h 03m

London Gatwick

Wed 8/26

2:00 pm-6:14 pm

1 stop33h 14m

$782

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Tue 8/11

5:27 pm-10:00 am

2 stops35h 33m

London Gatwick

Sat 8/22

2:00 pm-9:53 am

1 stop24h 53m

$902

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Wed 8/12

10:57 am-10:00 am

1 stop18h 03m

London Gatwick

Wed 8/19

2:00 pm-9:53 am

1 stop24h 53m

$912

Quickest round-trip

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Wed 8/12

11:57 am-10:00 am

2 stops17h 03m

London Gatwick

Wed 8/19

2:00 pm-9:53 am

1 stop24h 53m

$917

IslipManchester

ISP - MAN

ISPMAN

Islip Long Island

Fri 8/28

10:57 am-11:40 am

2 stops43h 43m

Manchester

Fri 9/4

1:05 pm-9:53 am

2 stops25h 48m

$1,026

IslipEdinburgh

ISP - EDI

ISPEDI

Islip Long Island

Wed 9/16

7:00 am-10:00 am

2 stops22h 00m

Edinburgh Turnhouse

Tue 9/22

11:30 am-1:05 pm

2 stops30h 35m

$1,152

IslipEdinburgh

ISP - EDI

ISPEDI

Islip Long Island

Wed 9/16

7:00 am-9:20 am

2 stops21h 20m

Edinburgh Turnhouse

Tue 9/22

11:30 am-1:05 pm

2 stops30h 35m

$1,161

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 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 airlines fly to United Kingdom?

United Airlines, 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. United Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 23 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 49m
Direct flights	None

The fastest flight from Islip, New York to United Kingdom takes 12h 49m

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 were last updated today.
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 travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United Kingdom from Islip.

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?

Yes. momondo can track prices for Islip to United Kingdom flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.