How long is the flight from United Kingdom to Long Island?

The average flight duration from United Kingdom to Long Island depends on which airport you fly into and out of. Flying from London Heathrow to Kastrup Copenhagen is 1h 45m on average, while flying from Manchester to Kastrup Copenhagen is 1h 50m on average. Kastrup Copenhagen is the most popular airport in Long Island.

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Recent flights found to popular cities in Long Island

Find flights to these popular cities in Long Island from your nearest airport.

Flights to New York

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Scandinavian Airlines

13 Apr

LHR

24h 50m

1 stop

JFK

21 Apr

JFK

16h 25m

1 stop

LHR

£343

Icelandair

2 Jun

LGW

11h 25m

1 stop

JFK

9 Jun

JFK

10h 30m

1 stop

LGW

£347

Icelandair

1 Jun

LGW

11h 25m

1 stop

JFK

11 Jun

JFK

10h 30m

1 stop

LGW

£348

Icelandair

12 May

LGW

14h 05m

1 stop

JFK

16 May

JFK

10h 30m

1 stop

LGW

£349

Scandinavian Airlines

10 May

LHR

11h 40m

1 stop

JFK

18 May

JFK

11h 25m

1 stop

LHR

£349

Scandinavian Airlines

15 Apr

LHR

24h 50m

1 stop

JFK

1 Sept

JFK

18h 35m

1 stop

LHR

£350

Icelandair

5 May

LGW

11h 25m

1 stop

JFK

20 May

JFK

10h 30m

1 stop

LGW

£351

Scandinavian Airlines

29 May

LHR

13h 35m

1 stop

JFK

11 Jun

JFK

11h 25m

1 stop

LHR

£352

Icelandair

16 Jun

LGW

11h 25m

1 stop

JFK

11 Jul

JFK

10h 15m

1 stop

LGW

£354

Scandinavian Airlines

13 Apr

LHR

24h 50m

1 stop

JFK

20 Apr

JFK

16h 05m

1 stop

LHR

£354

Multiple Airlines

29 Apr

STN

32h 40m

2 stops

JFK

5 May

JFK

17h 55m

2 stops

STN

£355

Icelandair

3 Jun

LGW

11h 25m

1 stop

JFK

10 Jun

JFK

10h 15m

1 stop

LGW

£355

Find the cheapest flights from the United Kingdom to Long Island

Round-trip

One-way

Last minute

Direct

Recent return flight deals from the United Kingdom to Long Island

Enter your travel dates to find the best prices.

19:50 - 15:40

LHR

JFK

24h 50m

1 stop

17:10 - 14:35

JFK

LHR

16h 25m

1 stop

£343Scandinavian Airlines

Mon, 13 Apr - Tue, 21 Apr

15:40 - 22:05

LGW

JFK

11h 25m

1 stop

23:10 - 14:40

JFK

LGW

10h 30m

1 stop

£347Icelandair

Tue, 2 Jun - Tue, 9 Jun

15:40 - 22:05

LGW

JFK

11h 25m

1 stop

23:10 - 14:40

JFK

LGW

10h 30m

1 stop

£348Icelandair

Mon, 1 Jun - Tue, 16 Jun

13:05 - 15:55

LGW

JFK

7h 50mdirect

18:20 - 06:20

JFK

LGW

7h 00mdirect

£359Norse Atlantic UK

Thu, 10 Sep - Thu, 17 Sep

13:05 - 15:55

LGW

JFK

7h 50mdirect

18:20 - 06:20

JFK

LGW

7h 00mdirect

£363Norse Atlantic UK

Fri, 24 Apr - Sat, 25 Apr

09:30 - 14:37

LHR

LGA

10h 07m

1 stop

17:40 - 09:35

LGA

LHR

10h 55m

1 stop

£366Air Canada

Tue, 5 May - Wed, 20 May

16:40 - 23:30

LHR

LGA

11h 50m

1 stop

19:29 - 10:40

LGA

LHR

10h 11m

1 stop

£367United Airlines

Mon, 27 Apr - Tue, 5 May

12:15 - 18:44

LHR

LGA

11h 29m

1 stop

14:50 - 06:55

LGA

LHR

11h 05m

1 stop

£383United Airlines

Mon, 27 Apr - Mon, 4 May

09:30 - 16:58

LHR

LGA

12h 28m

1 stop

15:30 - 06:30

LGA

LHR

10h 00m

1 stop

£428Air Canada

Sun, 10 May - Sun, 17 May

12:20 - 23:25

LGW

LGA

16h 05m

2 stops

10:16 - 08:40

LGA

LGW

17h 24m

2 stops

£493American Airlines

Mon, 27 Apr - Mon, 4 May

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 13/4

19:50-15:40

1 stop24h 50m

New York John F Kennedy Intl

Tue 21/4

17:10-14:35

1 stop16h 25m

£343

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Tue 2/6

15:40-22:05

1 stop11h 25m

New York John F Kennedy Intl

Tue 9/6

23:10-14:40

1 stop10h 30m

£347

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Mon 1/6

15:40-22:05

1 stop11h 25m

New York John F Kennedy Intl

Tue 16/6

23:10-14:40

1 stop10h 30m

£348

Fastest return journey

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Thu 10/9

13:05-15:55

Nonstop7h 50m

New York John F Kennedy Intl

Thu 17/9

18:20-06:20

Nonstop7h 00m

£359

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Fri 24/4

13:05-15:55

Nonstop7h 50m

New York John F Kennedy Intl

Sat 25/4

18:20-06:20

Nonstop7h 00m

£363

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Tue 5/5

09:30-14:37

1 stop10h 07m

New York LaGuardia

Wed 20/5

17:40-09:35

1 stop10h 55m

£366

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 27/4

16:40-23:30

1 stop11h 50m

New York LaGuardia

Tue 5/5

19:29-10:40

1 stop10h 11m

£367

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Mon 27/4

12:15-18:44

1 stop11h 29m

New York LaGuardia

Mon 4/5

14:50-06:55

1 stop11h 05m

£383

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Sun 10/5

09:30-16:58

1 stop12h 28m

New York LaGuardia

Sun 17/5

15:30-06:30

1 stop10h 00m

£428

LondonNew York

LGW - LGA

LGWLGA

London Gatwick

Mon 27/4

12:20-23:25

2 stops16h 05m

New York LaGuardia

Mon 4/5

10:16-08:40

2 stops17h 24m

£493

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Long Island flights insights and trends

Explore insights for your Long Island flight to craft the best travel plan

Prices

Airlines

Other information

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What is the cheapest day to depart on your flight to Long Island?

On average, the least expensive day to fly to Long Island from United Kingdom is on a Thursday. momondo users have found tickets for Thursday departures for as low as £483. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Long Island is Sunday, with ticket prices averaging around £549.

Cheapest flights to cities in Long Island

Click on the cities below to find out when it's cheapest to fly to Long Island from United Kingdom

New York

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Cheap Long Island flight deals and tips

Summary info about Long Island flight prices, duration and airlines

Best One-Way Price	£261
Best Round-Trip Price	£343
Fastest flight time	11h 50m
Popular in	December

The best one-way flight price to Long Island from United Kingdom in the last 72 hours is £261 (London Gatwick to New York John F Kennedy Intl).

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The best round-trip flight price to Long Island from United Kingdom in the last 72 hours is £343 (London Heathrow to New York John F Kennedy Intl).

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The fastest flight to Long Island from United Kingdom takes 11h 50m (London Heathrow to New York LaGuardia).

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December has the highest demand for flights to Long Island, with a 2% price increase on average.

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Frequently asked questions about flying to Long Island

Which airlines fly to Long Island?

You can find flights to Long Island from 20 airlines. If you’re unsure which to fly with, consider booking your flight with Virgin Atlantic, British Airways or Aer Lingus as these are the most popular among our users. Virgin Atlantic is the most favoured with 49% of momondo travellers booking flights with this airline.

What is the best day of the week to fly to Long Island?

The best day to take a flight to Long Island is on Thursday, followed by Wednesday. Thursday and Wednesday tend to have the lowest flight prices to Long Island. If your travel dates are flexible, then try to avoid booking on a Sunday, which is known for being the most expensive day of the week to fly to Long Island.

When did momondo last update prices for flights to Long Island?

Prices for flights to Long Island are updated daily.

How many operators does momondo search for flights to Long Island?

As of March 2026, there are 49 operators available to choose from for flights to Long Island.

How old do you have to be to fly to Long Island?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Long Island.

What documentation or ID do you need to fly to Long Island?

The travel and health documents you'll need for your trip to Long Island 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 Long Island. 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 to Long Island?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight to Long Island. momondo saves you time and could save you money on your trip.

Can I find flights to Long Island with flexible booking policies on momondo?

Yes. All flights to Long Island on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Long Island?

momondo provides multiple filters to help you find the best flight to Long Island. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight to Long Island right now. Can momondo alert me if prices change?

If you are not ready to book a flight to Long Island now, use our insights above to find helpful tips or alternatively set up a price alert; this is where momondo will track prices on flights to Long Island and let you know when they change.