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.

Find Cheap Flights to Long Island in 2026

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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

Search all flight deals to New York

Multiple Airlines

6 May

STN

14h 35m

1 stop

JFK

11 May

JFK

13h 30m

1 stop

STN

£389

Multiple Airlines

14 May

LTN

14h 15m

1 stop

JFK

25 May

JFK

13h 20m

1 stop

LTN

£389

Multiple Airlines

17 Sept

LTN

13h 55m

1 stop

JFK

22 Sept

JFK

13h 40m

1 stop

LTN

£391

Finnair

13 May

LHR

8h 00m

JFK

19 May

JFK

7h 05m

LHR

£393

LEVEL

30 Apr

LGW

30h 25m

1 stop

JFK

5 May

JFK

33h 05m

1 stop

LGW

£394

LEVEL

7 May

LHR

30h 10m

1 stop

JFK

10 May

JFK

28h 25m

1 stop

LHR

£394

Multiple Airlines

6 May

LTN

14h 15m

1 stop

JFK

11 May

JFK

13h 20m

1 stop

LTN

£394

LEVEL

10 Sept

LGW

30h 05m

1 stop

JFK

14 Oct

JFK

15h 30m

1 stop

LGW

£396

Air Canada

5 May

LHR

12h 42m

1 stop

JFK

13 May

JFK

12h 45m

1 stop

LHR

£396

Multiple Airlines

20 May

LTN

17h 20m

1 stop

JFK

25 May

JFK

13h 20m

1 stop

LTN

£396

Multiple Airlines

2 May

LHR

13h 05m

1 stop

JFK

6 May

JFK

10h 40m

1 stop

LHR

£397

Multiple Airlines

22 Apr

LTN

16h 25m

2 stops

JFK

27 Apr

JFK

17h 55m

2 stops

LTN

£397

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

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13:00 - 21:40

LGW

JFK

13h 40m

1 stop

23:25 - 12:15

JFK

LGW

31h 50m

1 stop

£389LEVEL

Fri, 9 Oct - Mon, 12 Oct

12:25 - 22:00

STN

JFK

14h 35m

1 stop

23:45 - 18:15

JFK

STN

13h 30m

1 stop

£389Multiple Airlines

Wed, 6 May - Mon, 11 May

12:45 - 22:00

LTN

JFK

14h 15m

1 stop

23:45 - 18:05

JFK

LTN

13h 20m

1 stop

£389Multiple Airlines

Thu, 14 May - Mon, 25 May

12:45 - 21:40

LTN

JFK

13h 55m

1 stop

23:25 - 18:05

JFK

LTN

13h 40m

1 stop

£391Multiple Airlines

Thu, 17 Sep - Tue, 22 Sep

10:30 - 13:30

LHR

JFK

8h 00mdirect

18:20 - 06:25

JFK

LHR

7h 05mdirect

£393Finnair

Wed, 13 May - Tue, 19 May

16:50 - 22:25

LHR

JFK

10h 35m

1 stop

23:55 - 16:00

JFK

LHR

11h 05m

1 stop

£400Aer Lingus

Mon, 11 May - Mon, 18 May

13:05 - 15:55

LGW

JFK

7h 50mdirect

18:20 - 06:20

JFK

LGW

7h 00mdirect

£402Norse Atlantic UK

Fri, 11 Sep - Fri, 25 Sep

18:00 - 21:20

LHR

EWR

8h 20mdirect

09:35 - 21:25

EWR

LHR

6h 50mdirect

£434Lufthansa

Sat, 2 May - Sat, 16 May

10:50 - 22:25

LHR

EWR

16h 35m

1 stop

12:20 - 12:35

EWR

LHR

19h 15m

1 stop

£437British Airways

Tue, 12 May - Tue, 19 May

08:40 - 20:15

LHR

EWR

16h 35m

1 stop

14:36 - 09:00

EWR

LHR

13h 24m

1 stop

£438Lufthansa

Fri, 24 Apr - Fri, 1 May

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Fri 9/10

13:00-21:40

1 stop13h 40m

New York John F Kennedy Intl

Mon 12/10

23:25-12:15

1 stop31h 50m

£389

LondonNew York

STN - JFK

STNJFK

London Stansted

Wed 6/5

12:25-22:00

1 stop14h 35m

New York John F Kennedy Intl

Mon 11/5

23:45-18:15

1 stop13h 30m

£389

LondonNew York

LTN - JFK

LTNJFK

London Luton

Thu 14/5

12:45-22:00

1 stop14h 15m

New York John F Kennedy Intl

Mon 25/5

23:45-18:05

1 stop13h 20m

£389

LondonNew York

LTN - JFK

LTNJFK

London Luton

Thu 17/9

12:45-21:40

1 stop13h 55m

New York John F Kennedy Intl

Tue 22/9

23:25-18:05

1 stop13h 40m

£391

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Wed 13/5

10:30-13:30

Nonstop8h 00m

New York John F Kennedy Intl

Tue 19/5

18:20-06:25

Nonstop7h 05m

£393

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 11/5

16:50-22:25

1 stop10h 35m

New York John F Kennedy Intl

Mon 18/5

23:55-16:00

1 stop11h 05m

£400

Fastest return journey

LondonNew York

LGW - JFK

LGWJFK

London Gatwick

Fri 11/9

13:05-15:55

Nonstop7h 50m

New York John F Kennedy Intl

Fri 25/9

18:20-06:20

Nonstop7h 00m

£402

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Sat 2/5

18:00-21:20

Nonstop8h 20m

Newark

Sat 16/5

09:35-21:25

Nonstop6h 50m

£434

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Tue 12/5

10:50-22:25

1 stop16h 35m

Newark

Tue 19/5

12:20-12:35

1 stop19h 15m

£437

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Fri 24/4

08:40-20:15

1 stop16h 35m

Newark

Fri 1/5

14:36-09:00

1 stop13h 24m

£438

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 £484. 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 £543.

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	£291
Best Round-Trip Price	£389
Fastest flight time	8h 06m
Popular in	December

The best one-way flight price to Long Island from United Kingdom in the last 72 hours is £291 (London Luton 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 £389 (London Gatwick to New York John F Kennedy Intl).

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The fastest flight to Long Island from United Kingdom takes 8h 06m (London Heathrow to New York John F Kennedy Intl).

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December has the highest demand for flights to Long Island, with a 0% 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 21 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 April 2026, there are 48 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.