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Cheap flights from New York LaGuardia Airport to London from €200

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to London departing on 13/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from New York LaGuardia Airport to London

Cheap return flights

Air Canada Logo
13:05 - 07:10LGA-LHR
13h 05m1 stop
Air Canada Logo
13:25 - 19:02LHR-LGA
10h 37m1 stop
€421Air Canada
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Fri, 9 Jan - Thu, 15 Jan
Air Canada Logo
19:45 - 07:10LGA-LHR
31h 25m1 stop
Air Canada Logo
13:25 - 19:03LHR-LGA
10h 38m1 stop
€424Air Canada
Find Deal
Sun, 26 Oct - Tue, 4 Nov
United Airlines Logo
06:00 - 10:40LGA-LHR
23h 40m1 stop
United Airlines Logo
09:30 - 09:32LHR-LGA
29h 02m1 stop
€430United Airlines
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Fri, 3 Oct - Mon, 6 Oct
United Airlines Logo
06:00 - 10:40LGA-LHR
23h 40m1 stop
United Airlines Logo
09:30 - 08:02LHR-LGA
27h 32m1 stop
€431United Airlines
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Thu, 25 Sep - Tue, 14 Oct
Logo
19:50 - 11:20LGA-LHR
11h 30m1 stop
Logo
13:25 - 19:03LHR-LGA
10h 38m1 stop
€446
Find Deal
Sun, 26 Oct - Tue, 4 Nov
Virgin Atlantic Logo
18:00 - 07:50LGA-LHR
9h 50m1 stop
Virgin Atlantic Logo
08:55 - 19:36LHR-LGA
15h 41m2 stops
€447Virgin Atlantic
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Sun, 26 Oct - Tue, 4 Nov
Virgin Atlantic Logo
16:30 - 06:50LGA-LHR
10h 20m1 stop
Virgin Atlantic Logo
08:55 - 19:36LHR-LGA
15h 41m2 stops
€448Virgin Atlantic
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Sun, 26 Oct - Tue, 4 Nov
Delta Logo
16:00 - 06:50LGA-LHR
9h 50m1 stop
Delta Logo
09:40 - 15:25LHR-LGA
10h 45m1 stop
€460Delta
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Wed, 7 Jan - Sun, 11 Jan
Logo
14:55 - 06:40LGA-LHR
10h 45m1 stop
Logo
13:25 - 21:32LHR-LGA
13h 07m1 stop
€463
Find Deal
Mon, 15 Dec - Fri, 16 Jan
Delta Logo
19:30 - 06:25LGA-LHR
29h 55m1 stop
Delta Logo
06:20 - 19:31LHR-LGA
18h 11m2 stops
€472Delta
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Sun, 28 Dec - Thu, 8 Jan

Air Canada flights from New York LaGuardia Airport to London Heathrow Airport

Our best Air Canada deals on New York LaGuardia Airport to London Heathrow Airport flight tickets
Air Canada
9 Jan
LGA13:05New York LaGuardia
13h 05m
1 stop
LHR07:10London Heathrow
15 Jan
LHR13:25London Heathrow
10h 37m
1 stop
LGA19:02New York LaGuardia
€421
Find similar
Air Canada
26 Oct
LGA19:45New York LaGuardia
31h 25m
1 stop
LHR07:10London Heathrow
4 Nov
LHR13:25London Heathrow
10h 38m
1 stop
LGA19:03New York LaGuardia
€424
Find similar
Air Canada
26 Oct
LGA19:45New York LaGuardia
31h 25m
1 stop
LHR07:10London Heathrow
4 Nov
LHR13:25London Heathrow
13h 08m
1 stop
LGA21:33New York LaGuardia
€425
Find similar

United Airlines flights from New York LaGuardia Airport to London Heathrow Airport

Our best United Airlines deals on New York LaGuardia Airport to London Heathrow Airport flight tickets
United Airlines
3 Oct
LGA06:00New York LaGuardia
23h 40m
1 stop
LHR10:40London Heathrow
6 Oct
LHR09:30London Heathrow
29h 02m
1 stop
LGA09:32New York LaGuardia
€430
Find similar
United Airlines
25 Sept
LGA06:00New York LaGuardia
23h 40m
1 stop
LHR10:40London Heathrow
14 Oct
LHR09:30London Heathrow
27h 32m
1 stop
LGA08:02New York LaGuardia
€431
Find similar
United Airlines
25 Sept
LGA19:29New York LaGuardia
30h 26m
1 stop
LHR06:55London Heathrow
1 Oct
LHR14:05London Heathrow
29h 09m
2 stops
LGA14:14New York LaGuardia
€434
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momondo Fare Finder

 
Customise your flight search to find flights from New York LaGuardia Airport to London Heathrow Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 13 September 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 9/1

13:05-07:10

1 stop13h 05m

London Heathrow

Thu 15/1

13:25-19:02

1 stop10h 37m

€421

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 26/10

19:45-07:10

1 stop31h 25m

London Heathrow

Tue 4/11

13:25-19:03

1 stop10h 38m

€424

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 3/10

06:00-10:40

1 stop23h 40m

London Heathrow

Mon 6/10

09:30-09:32

1 stop29h 02m

€430

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 25/9

06:00-10:40

1 stop23h 40m

London Heathrow

Tue 14/10

09:30-08:02

1 stop27h 32m

€431

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 26/10

19:50-11:20

1 stop11h 30m

London Heathrow

Tue 4/11

13:25-19:03

1 stop10h 38m

€446

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 26/10

18:00-07:50

1 stop9h 50m

London Heathrow

Tue 4/11

08:55-19:36

2 stops15h 41m

€447

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 26/10

16:30-06:50

1 stop10h 20m

London Heathrow

Tue 4/11

08:55-19:36

2 stops15h 41m

€448

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 7/1

16:00-06:50

1 stop9h 50m

London Heathrow

Sun 11/1

09:40-15:25

1 stop10h 45m

€460

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 15/12

14:55-06:40

1 stop10h 45m

London Heathrow

Fri 16/1

13:25-21:32

1 stop13h 07m

€463

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 28/12

19:30-06:25

1 stop29h 55m

London Heathrow

Thu 8/1

06:20-19:31

2 stops18h 11m

€472

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from New York LaGuardia Airport to London Heathrow Airport

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 typical price of a round-trip flight between New York LaGuardia Airport and London Heathrow Airport?

What is the cheapest month to fly to London Heathrow Airport?

The month of February is another great option to travel to London Heathrow Airport, with average flight prices from New York LaGuardia Airport averaging around €387.

What is the cheapest day to depart on your flight to London Heathrow Airport?

The cheapest day to depart on your flight to London Heathrow Airport is on a Saturday when prices can be found for as low as €439. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from New York LaGuardia Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €596.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the morning. momondo users have found flights departing from New York LaGuardia Airport to London Heathrow Airport in the morning for as low as €486. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are €604 on average. Flights to London Heathrow Airport from New York LaGuardia Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

When to book flights from New York LaGuardia Airport to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from New York LaGuardia Airport to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap New York LaGuardia Airport to London Heathrow Airport (LGA to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to London Heathrow Airport

Direct flights

None
There are no direct flights from New York LaGuardia Airport to London Heathrow Airport. There are no popular flight routes from New York LaGuardia Airport to London Heathrow Airport.
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  • How far is New York LaGuardia to London Heathrow by plane?

    A flight from New York LaGuardia to London Heathrow will travel around 5532.8 km. Flights usually cover this in 9h 50m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from New York LaGuardia Airport to London Heathrow Airport?

    Prices for flights from New York LaGuardia Airport to London Heathrow Airport refresh daily.

  • How old do you have to be to fly from New York LaGuardia Airport to London Heathrow Airport?

    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 stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from New York LaGuardia Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Southend-on-Sea
Watford
Gatwick
Surbiton
Northampton
Chichester
Croydon
Abingdon
Bishop's Stortford
Chelmsford
Milton Keynes
Aylesbury
St. Albans
Woking
Sudbury
Dorking
Dartford
Maidstone
Broadway
Eastbourne

Why use momondo?

Why should I use momondo to find a flight deal from New York to London?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to London . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from New York to London with flexible booking policies on momondo?

Flights from New York to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from New York to London?

Once all potential New York to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from New York to London right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of New York to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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