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Cheap flights from New York LaGuardia Airport to London from ₹ 19,367

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 29/9. 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 (LGA-LHR)

Cheap return flights

United Airlines Logo
19:29 - 06:55LGA-LHR
30h 26m1 stop
United Airlines Logo
14:05 - 09:32LHR-LGA
24h 27m1 stop
₹ 43,993United Airlines
Find Deal
Sun, 31 Aug - Tue, 9 Sep
United Airlines Logo
19:29 - 06:55LGA-LHR
30h 26m1 stop
United Airlines Logo
14:05 - 09:32LHR-LGA
24h 27m1 stop
₹ 44,080United Airlines
Find Deal
Fri, 12 Sep - Fri, 19 Sep
Logo
19:05 - 09:35LGA-LHR
9h 30m1 stop
Logo
09:30 - 18:30LHR-LGA
14h 00m1 stop
₹ 45,044
Find Deal
Wed, 10 Sep - Wed, 17 Sep
Lufthansa Logo
15:30 - 06:30LGA-LHR
10h 00m1 stop
Lufthansa Logo
14:05 - 19:37LHR-LGA
10h 32m1 stop
₹ 45,220Lufthansa
Find Deal
Tue, 9 Sep - Wed, 24 Sep
Logo
14:59 - 06:55LGA-LHR
10h 56m1 stop
Logo
09:30 - 18:30LHR-LGA
14h 00m1 stop
₹ 45,395
Find Deal
Thu, 11 Sep - Thu, 18 Sep
Virgin Atlantic Logo
13:59 - 07:50LGA-LHR
12h 51m1 stop
Virgin Atlantic Logo
11:45 - 22:26LHR-LGA
15h 41m2 stops
₹ 45,921Virgin Atlantic
Find Deal
Mon, 3 Nov - Fri, 7 Nov
Lufthansa Logo
16:50 - 10:00LGA-LHR
12h 10m1 stop
Lufthansa Logo
15:50 - 22:34LHR-LGA
11h 44m1 stop
₹ 46,359Lufthansa
Find Deal
Thu, 9 Oct - Sun, 12 Oct
Delta Logo
16:00 - 06:45LGA-LHR
9h 45m1 stop
Delta Logo
09:40 - 18:33LHR-LGA
13h 53m1 stop
₹ 46,446Delta
Find Deal
Mon, 1 Sep - Sat, 20 Sep
Delta Logo
16:00 - 06:45LGA-LHR
9h 45m1 stop
Delta Logo
09:40 - 15:25LHR-LGA
10h 45m1 stop
₹ 46,534Delta
Find Deal
Fri, 26 Sep - Sun, 28 Sep
Virgin Atlantic Logo
16:00 - 06:50LGA-LHR
9h 50m1 stop
Virgin Atlantic Logo
06:30 - 17:44LHR-LGA
16h 14m2 stops
₹ 48,550Virgin Atlantic
Find Deal
Wed, 12 Nov - Sat, 15 Nov

Delta flights from New York LaGuardia Airport to London Heathrow Airport

Our best Delta deals on New York LaGuardia Airport to London Heathrow Airport flight tickets
Delta
1 Sept
LGA16:00New York LaGuardia
9h 45m
1 stop
LHR06:45London Heathrow
20 Sept
LHR09:40London Heathrow
13h 53m
1 stop
LGA18:33New York LaGuardia
₹ 46,446
Find similar
Delta
26 Sept
LGA16:00New York LaGuardia
9h 45m
1 stop
LHR06:45London Heathrow
28 Sept
LHR09:40London Heathrow
10h 45m
1 stop
LGA15:25New York LaGuardia
₹ 46,534
Find similar
Delta
31 Aug
LGA17:00New York LaGuardia
10h 05m
1 stop
LHR08:05London Heathrow
10 Sept
LHR11:45London Heathrow
14h 45m
2 stops
LGA21:30New York LaGuardia
₹ 48,024
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
31 Aug
LGA19:29New York LaGuardia
30h 26m
1 stop
LHR06:55London Heathrow
9 Sept
LHR14:05London Heathrow
24h 27m
1 stop
LGA09:32New York LaGuardia
₹ 43,993
Find similar
United Airlines
24 Aug
LGA19:29New York LaGuardia
30h 26m
1 stop
LHR06:55London Heathrow
29 Aug
LHR09:30London Heathrow
29h 00m
1 stop
LGA09:30New York LaGuardia
₹ 44,080
Find similar
United Airlines
21 Aug
LGA06:25New York LaGuardia
24h 20m
1 stop
LHR11:45London Heathrow
28 Aug
LHR09:30London Heathrow
27h 32m
1 stop
LGA08:02New York LaGuardia
₹ 44,518
Find similar

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 59,053 searches. Data last updated 13 August 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

Sun 31/8

19:29-06:55

1 stop30h 26m

London Heathrow

Tue 9/9

14:05-09:32

1 stop24h 27m

₹ 43,993

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 12/9

19:29-06:55

1 stop30h 26m

London Heathrow

Fri 19/9

14:05-09:32

1 stop24h 27m

₹ 44,080

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 10/9

19:05-09:35

1 stop9h 30m

London Heathrow

Wed 17/9

09:30-18:30

1 stop14h 00m

₹ 45,044

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 9/9

15:30-06:30

1 stop10h 00m

London Heathrow

Wed 24/9

14:05-19:37

1 stop10h 32m

₹ 45,220

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 11/9

14:59-06:55

1 stop10h 56m

London Heathrow

Thu 18/9

09:30-18:30

1 stop14h 00m

₹ 45,395

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 3/11

13:59-07:50

1 stop12h 51m

London Heathrow

Fri 7/11

11:45-22:26

2 stops15h 41m

₹ 45,921

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 9/10

16:50-10:00

1 stop12h 10m

London Heathrow

Sun 12/10

15:50-22:34

1 stop11h 44m

₹ 46,359

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 1/9

16:00-06:45

1 stop9h 45m

London Heathrow

Sat 20/9

09:40-18:33

1 stop13h 53m

₹ 46,446

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 26/9

16:00-06:45

1 stop9h 45m

London Heathrow

Sun 28/9

09:40-15:25

1 stop10h 45m

₹ 46,534

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 12/11

16:00-06:50

1 stop9h 50m

London Heathrow

Sat 15/11

06:30-17:44

2 stops16h 14m

₹ 48,550

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 cheapest month to fly to London Heathrow Airport?

The cheapest month to fly to London Heathrow Airport from New York LaGuardia Airport is in October. Flight prices, which tend to average around ₹ 36,719, are often lower during this time because this is during the off-season. If you are unable to visit London Heathrow Airport during the month of October, then departing from New York LaGuardia Airport during the month February is also very affordable. Most momondo users find prices during this month for around ₹ 39,786.

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 Tuesday when prices can be found for as low as ₹ 51,717. This is often the case because there is less demand to fly during this day of the week. Flights from New York LaGuardia Airport to London Heathrow Airport on a Saturday will generally be more expensive and average around ₹ 62,028. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

In the morning is the cheapest time of day to fly from New York LaGuardia Airport to London Heathrow Airport when you can find flight prices for as low as ₹ 50,219. Flying to London Heathrow Airport in the morning is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to London Heathrow Airport is in the evening when prices are around ₹ 63,609.

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

₹ 19,367

Fastest flight time

9h 30m

Direct flights

None
The best one-way flight to London Heathrow Airport from New York LaGuardia Airport in the past 72 hours is ₹ 19,367. The best return flight deal from New York LaGuardia Airport to London Heathrow Airport found on momondo in the last 72 hours is ₹ 43,993.
The fastest flight from New York LaGuardia Airport to London Heathrow Airport takes 9h 30m
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.
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  • How far is New York LaGuardia to London Heathrow by plane?

    The straight-line distance from New York LaGuardia to London Heathrow is 5532.8 km. In terms of flight time, this usually takes a little over 9h 30m.

  • 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 are refreshed on a daily basis.

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

    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 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Eastbourne
Hatfield
St. Albans
Watford
Southall
Hounslow
Guildford
Slough
Luton
Harrow
Bedford
Hastings
Croydon
Cirencester
Hayes
Lymington
Richmond
Uxbridge
Wembley

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for New York to London flights to just show those with flexible booking policies.

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 not ready to book a flight from New York to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

An easier way to manage your London Heathrow Airport trip

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