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Cheap flights from New York LaGuardia Airport to London Heathrow Airport from £231

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 Heathrow Airport departing on 6/8. 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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Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from New York LaGuardia Airport to London.
United Airlines Logo
19:10 - 21:00LGA-LHR
20h 50m2 stops
United Airlines Logo
09:30 - 14:48LHR-LGA
34h 18m2 stops
£347United Airlines
Find Deal
Fri, 9 May - Sun, 11 May
Air Canada Logo
15:30 - 06:30LGA-LHR
10h 00m1 stop
Air Canada Logo
09:30 - 14:47LHR-LGA
10h 17m1 stop
£384Air Canada
Find Deal
Sun, 24 Aug - Sun, 14 Sep
Air Canada Logo
11:40 - 06:35LGA-LHR
13h 55m1 stop
Air Canada Logo
09:30 - 14:48LHR-LGA
10h 18m1 stop
£385Air Canada
Find Deal
Thu, 8 May - Wed, 14 May
Air Canada Logo
20:45 - 11:50LGA-LHR
10h 05m1 stop
Air Canada Logo
08:30 - 14:55LHR-LGA
11h 25m1 stop
£394Air Canada
Find Deal
Mon, 25 Aug - Mon, 15 Sep
Air Canada Logo
18:50 - 10:00LGA-LHR
10h 10m1 stop
Air Canada Logo
09:30 - 14:48LHR-LGA
10h 18m1 stop
£399Air Canada
Find Deal
Mon, 12 May - Tue, 20 May
British Airways Logo
14:14 - 12:15LGA-LHR
17h 01m1 stop
British Airways Logo
09:15 - 23:45LHR-LGA
19h 30m2 stops
£420British Airways
Find Deal
Tue, 2 Sep - Thu, 18 Sep
British Airways Logo
12:20 - 10:30LGA-LHR
17h 10m1 stop
British Airways Logo
13:40 - 23:33LHR-LGA
14h 53m1 stop
£453British Airways
Find Deal
Wed, 6 Aug - Wed, 20 Aug
 Logo
17:00 - 07:20LGA-LHR
9h 20m1 stop
 Logo
14:40 - 20:36LHR-LGA
10h 56m1 stop
Mon, 12 May - Thu, 22 May
 Logo
16:40 - 12:40LGA-LHR
15h 00m2 stops
 Logo
21:10 - 14:45LHR-LGA
22h 35m2 stops
Tue, 5 Aug - Mon, 18 Aug
American Airlines Logo
17:00 - 07:50LGA-LHR
9h 50m1 stop
American Airlines Logo
14:40 - 20:36LHR-LGA
10h 56m1 stop
£540American Airlines
Find Deal
Mon, 12 May - Mon, 26 May

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
24 Aug
LGA15:30New York LaGuardia
10h 00m
1 stop
LHR06:30London Heathrow
14 Sept
LHR09:30London Heathrow
10h 17m
1 stop
LGA14:47New York LaGuardia
Air Canada
8 May
LGA11:40New York LaGuardia
13h 55m
1 stop
LHR06:35London Heathrow
14 May
LHR09:30London Heathrow
10h 18m
1 stop
LGA14:48New York LaGuardia
Air Canada
25 Aug
LGA20:45New York LaGuardia
10h 05m
1 stop
LHR11:50London Heathrow
15 Sept
LHR08:30London Heathrow
11h 25m
1 stop
LGA14:55New York LaGuardia

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
9 May
LGA19:10New York LaGuardia
20h 50m
2 stops
LHR21:00London Heathrow
11 May
LHR09:30London Heathrow
34h 18m
2 stops
LGA14:48New York LaGuardia
United Airlines
25 Apr
LGA14:25New York LaGuardia
16h 20m
1 stop
LHR11:45London Heathrow
27 Apr
LHR09:30London Heathrow
19h 00m
2 stops
LGA23:30New York LaGuardia
United Airlines
13 May
LGA07:05New York LaGuardia
21h 55m
1 stop
LHR10:00London Heathrow
20 May
LHR14:05London Heathrow
27h 08m
2 stops
LGA12:13New York LaGuardia

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?

In general, February is the cheapest month to fly from New York LaGuardia Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £340. The month of October is another great option to travel to London Heathrow Airport, with average flight prices from New York LaGuardia Airport averaging around £349.

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

On average, the least expensive day to fly to London Heathrow Airport from New York LaGuardia Airport is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as £446. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £486.

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 at midday. momondo users have found flights departing from New York LaGuardia Airport to London Heathrow Airport at midday for as low as £417. 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 afternoon when prices are £489 on average. Flights to London Heathrow Airport from New York LaGuardia Airport in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from New York LaGuardia Airport when booking 22 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £455 when searching 22 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from New York LaGuardia Airport for as low as £350 on momondo.

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

Best price found

£231

Fastest flight time

9h 20m

Direct flights

None
The best one-way flight to London Heathrow Airport from New York LaGuardia Airport in the past 72 hours is £231. The best return flight deal from New York LaGuardia Airport to London Heathrow Airport found on momondo in the last 72 hours is £347.
The fastest flight from New York LaGuardia Airport to London Heathrow Airport takes 9h 20m
There are no direct flights from New York LaGuardia Airport to London Heathrow Airport. Popular non-direct route for this connection is New York LaGuardia Airport - London Heathrow Airport.

  • How far is New York LaGuardia to London Heathrow by plane?

    The distance between New York LaGuardia and London Heathrow is about 3438.0 mi. Flights usually cover this in 9h 20m, 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 were last updated today.

  • 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 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 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 license, 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.


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Why use momondo?

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

Finding the right flight to London from New York is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to London from New York with this policy.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from New York to London.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from New York and alert you when they change.


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