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.

$758 Cheap Flights from Islip to the United Kingdom in 2025/26

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Find the cheapest flights from Islip to the United Kingdom

Round-trip

Cheap round-trip flights

11:40 am - 10:00 amISP-LGW

17h 20m2 stops

2:00 pm - 10:37 amLGW-ISP

25h 37m1 stop

$758

Find Deal

Thu, Nov 13 - Fri, Nov 14

4:58 pm - 10:00 amISP-LGW

36h 02m1 stop

1:00 pm - 5:42 pmLGW-ISP

32h 42m2 stops

$792

Find Deal

Wed, Oct 22 - Wed, Oct 29

9:37 pm - 10:00 amISP-LGW

31h 23m1 stop

2:00 pm - 8:42 pmLGW-ISP

35h 42m1 stop

$794

Find Deal

Thu, Oct 16 - Wed, Oct 22

9:37 pm - 10:00 amISP-LGW

31h 23m1 stop

1:05 pm - 8:42 pmLGW-ISP

36h 37m2 stops

$833

Find Deal

Thu, Oct 16 - Wed, Oct 22

11:35 am - 8:45 pmISP-LHR

28h 10m2 stops

7:25 am - 1:02 pmLHR-ISP

33h 37m2 stops

$950JetBlue

Find Deal

Wed, Oct 22 - Wed, Oct 29

7:30 am - 9:05 amISP-LHR

20h 35m2 stops

9:50 am - 7:45 pmLHR-ISP

14h 55m2 stops

$1,065

Find Deal

Thu, Oct 16 - Wed, Oct 22

12:40 pm - 7:15 pmISP-MAN

26h 35m2 stops

10:30 am - 10:37 amMAN-ISP

29h 07m1 stop

$1,151

Find Deal

Thu, Oct 30 - Thu, Nov 6

12:40 pm - 7:35 amISP-MAN

14h 55m2 stops

2:45 pm - 11:04 amMAN-ISP

25h 19m2 stops

$1,309

Find Deal

Thu, Oct 30 - Thu, Nov 6

7:08 pm - 9:45 amISP-LGW

33h 37m2 stops

2:00 pm - 8:02 amLGW-ISP

23h 02m1 stop

$1,429

Find Deal

Fri, Nov 21 - Fri, Nov 28

9:59 am - 6:30 amISP-LHR

15h 31m1 stop

6:00 am - 7:45 pmLHR-ISP

18h 45m2 stops

$1,718

Find Deal

Thu, Oct 16 - Wed, Oct 22

Fly from

Fly to

Route

Depart

Return

Price

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Thu 11/13

11:40 am-10:00 am

2 stops17h 20m

London Gatwick

Fri 11/14

2:00 pm-10:37 am

1 stop25h 37m

$758

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Wed 10/22

4:58 pm-10:00 am

1 stop36h 02m

London Gatwick

Wed 10/29

1:00 pm-5:42 pm

2 stops32h 42m

$792

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Thu 10/16

9:37 pm-10:00 am

1 stop31h 23m

London Gatwick

Wed 10/22

2:00 pm-8:42 pm

1 stop35h 42m

$794

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Thu 10/16

9:37 pm-10:00 am

1 stop31h 23m

London Gatwick

Wed 10/22

1:05 pm-8:42 pm

2 stops36h 37m

$833

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Wed 10/22

11:35 am-8:45 pm

2 stops28h 10m

London Heathrow

Wed 10/29

7:25 am-1:02 pm

2 stops33h 37m

$950

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Thu 10/16

7:30 am-9:05 am

2 stops20h 35m

London Heathrow

Wed 10/22

9:50 am-7:45 pm

2 stops14h 55m

$1,065

IslipManchester

ISP - MAN

ISPMAN

Islip Long Island

Thu 10/30

12:40 pm-7:15 pm

2 stops26h 35m

Manchester

Thu 11/6

10:30 am-10:37 am

1 stop29h 07m

$1,151

IslipManchester

ISP - MAN

ISPMAN

Islip Long Island

Thu 10/30

12:40 pm-7:35 am

2 stops14h 55m

Manchester

Thu 11/6

2:45 pm-11:04 am

2 stops25h 19m

$1,309

IslipLondon

ISP - LGW

ISPLGW

Islip Long Island

Fri 11/21

7:08 pm-9:45 am

2 stops33h 37m

London Gatwick

Fri 11/28

2:00 pm-8:02 am

1 stop23h 02m

$1,429

IslipLondon

ISP - LHR

ISPLHR

Islip Long Island

Thu 10/16

9:59 am-6:30 am

1 stop15h 31m

London Heathrow

Wed 10/22

6:00 am-7:45 pm

2 stops18h 45m

$1,718

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Islip 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?

British Airways, United Airlines and Delta are the top three most popular airlines that fly to United Kingdom from Islip according to our data. British Airways is the first choice among our users, with 43% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 22 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Cheap Islip to United Kingdom flight deals and tips

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

Direct flights	None

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

An easier way to manage your United Kingdom trip

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Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

Flights to Londonfrom $318

Flights to Manchesterfrom $392

Flights to Edinburghfrom $393

Flights to Glasgowfrom $390

Flights to Birminghamfrom $390

Flights to Newcastle upon Tynefrom $429

Flights to Belfastfrom $477

Flights to Bristolfrom $462

Flights to Invernessfrom $445

Flights to Liverpoolfrom $426

Flights to Aberdeenfrom $485

Flights to Leedsfrom $426

Cheap flights from Islip to the United Kingdom from $758

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Islip to the United Kingdom departing on 11/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Islip to the United Kingdom

Cheap round-trip flights

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

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How to get the cheapest flight ticket from Islip 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?

Cheap Islip to United Kingdom flight deals and tips

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

Direct flights

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

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

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

Why use momondo?

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

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

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

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

An easier way to manage your United Kingdom trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo