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Cheap flights from New York LaGuardia Airport to London from ₹ 19,311

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 17/10. 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

Multiple Airlines Logo
10:35 - 07:10LGA-LHR
15h 35m1 stop
Multiple Airlines Logo
09:00 - 19:03LHR-LGA
15h 03m2 stops
₹ 44,001Multiple Airlines
Find Deal
Wed, 19 Nov - Thu, 27 Nov
United Airlines Logo
06:00 - 10:50LGA-LHR
23h 50m1 stop
United Airlines Logo
13:25 - 09:52LHR-LGA
25h 27m1 stop
₹ 44,530United Airlines
Find Deal
Wed, 31 Dec - Sat, 7 Feb
Multiple Airlines Logo
19:05 - 09:35LGA-LHR
9h 30m1 stop
Multiple Airlines Logo
08:30 - 19:59LHR-LGA
16h 29m1 stop
₹ 44,618Multiple Airlines
Find Deal
Wed, 15 Oct - Fri, 24 Oct
Air Canada Logo
17:45 - 09:35LGA-LHR
10h 50m1 stop
Air Canada Logo
06:50 - 16:52LHR-LGA
14h 02m2 stops
₹ 44,706Air Canada
Find Deal
Wed, 15 Oct - Thu, 30 Oct
United Airlines Logo
08:00 - 11:15LGA-LHR
23h 15m1 stop
United Airlines Logo
13:25 - 09:52LHR-LGA
24h 27m1 stop
₹ 44,971United Airlines
Find Deal
Mon, 9 Mar - Mon, 23 Mar
Air Canada Logo
15:30 - 06:30LGA-LHR
10h 00m1 stop
Air Canada Logo
14:05 - 21:30LHR-LGA
12h 25m1 stop
₹ 45,412Air Canada
Find Deal
Wed, 15 Oct - Wed, 22 Oct
Lufthansa Logo
15:30 - 06:30LGA-LHR
10h 00m1 stop
Lufthansa Logo
14:05 - 19:37LHR-LGA
10h 32m1 stop
₹ 45,588Lufthansa
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Wed, 15 Oct - Wed, 22 Oct
Delta Logo
13:59 - 08:05LGA-LHR
13h 06m1 stop
Delta Logo
09:55 - 15:50LHR-LGA
34h 55m2 stops
₹ 46,293Delta
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Fri, 10 Oct - Mon, 13 Oct
Delta Logo
19:30 - 06:25LGA-LHR
29h 55m1 stop
Delta Logo
11:45 - 23:48LHR-LGA
17h 03m2 stops
₹ 46,823Delta
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Sun, 28 Dec - Wed, 14 Jan
American Airlines Logo
17:45 - 07:50LGA-LHR
9h 05m1 stop
American Airlines Logo
14:40 - 20:53LHR-LGA
11h 13m1 stop
₹ 46,999American Airlines
Find Deal
Thu, 16 Oct - Thu, 23 Oct

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 Dec
LGA06:00New York LaGuardia
23h 50m
1 stop
LHR10:50London Heathrow
7 Feb
LHR13:25London Heathrow
25h 27m
1 stop
LGA09:52New York LaGuardia
₹ 44,530
Find similar
United Airlines
9 Mar
LGA08:00New York LaGuardia
23h 15m
1 stop
LHR11:15London Heathrow
23 Mar
LHR13:25London Heathrow
24h 27m
1 stop
LGA09:52New York LaGuardia
₹ 44,971
Find similar
United Airlines
19 Nov
LGA06:00New York LaGuardia
23h 50m
1 stop
LHR10:50London Heathrow
25 Nov
LHR18:00London Heathrow
21h 53m
1 stop
LGA10:53New York LaGuardia
₹ 45,059
Find similar

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
15 Oct
LGA17:45New York LaGuardia
10h 50m
1 stop
LHR09:35London Heathrow
30 Oct
LHR06:50London Heathrow
14h 02m
2 stops
LGA16:52New York LaGuardia
₹ 44,706
Find similar
Air Canada
15 Oct
LGA15:30New York LaGuardia
10h 00m
1 stop
LHR06:30London Heathrow
22 Oct
LHR14:05London Heathrow
12h 25m
1 stop
LGA21:30New York LaGuardia
₹ 45,412
Find similar
Air Canada
28 Sept
LGA07:05New York LaGuardia
18h 25m
1 stop
LHR06:30London Heathrow
2 Oct
LHR12:40London Heathrow
13h 52m
2 stops
LGA21:32New York LaGuardia
₹ 45,676
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 16 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

Wed 19/11

10:35-07:10

1 stop15h 35m

London Heathrow

Thu 27/11

09:00-19:03

2 stops15h 03m

₹ 44,001

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 31/12

06:00-10:50

1 stop23h 50m

London Heathrow

Sat 7/2

13:25-09:52

1 stop25h 27m

₹ 44,530

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 15/10

19:05-09:35

1 stop9h 30m

London Heathrow

Fri 24/10

08:30-19:59

1 stop16h 29m

₹ 44,618

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 15/10

17:45-09:35

1 stop10h 50m

London Heathrow

Thu 30/10

06:50-16:52

2 stops14h 02m

₹ 44,706

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 9/3

08:00-11:15

1 stop23h 15m

London Heathrow

Mon 23/3

13:25-09:52

1 stop24h 27m

₹ 44,971

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 15/10

15:30-06:30

1 stop10h 00m

London Heathrow

Wed 22/10

14:05-21:30

1 stop12h 25m

₹ 45,412

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 15/10

15:30-06:30

1 stop10h 00m

London Heathrow

Wed 22/10

14:05-19:37

1 stop10h 32m

₹ 45,588

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 10/10

13:59-08:05

1 stop13h 06m

London Heathrow

Mon 13/10

09:55-15:50

2 stops34h 55m

₹ 46,293

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 28/12

19:30-06:25

1 stop29h 55m

London Heathrow

Wed 14/1

11:45-23:48

2 stops17h 03m

₹ 46,823

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 16/10

17:45-07:50

1 stop9h 05m

London Heathrow

Thu 23/10

14:40-20:53

1 stop11h 13m

₹ 46,999

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 cheapest month to fly to London Heathrow Airport from New York LaGuardia Airport is in October. Flight prices, which tend to average around ₹ 36,947, 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 ₹ 40,033.

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 ₹ 51,872. 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 ₹ 62,186. 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 ₹ 50,292. 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 ₹ 63,233.

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?

    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 05m.

  • 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
Southall
Watford
Luton
Hounslow
Guildford
Slough
Bedford
Harrow
Hastings
Winchester
Croydon
Lymington
Cirencester
Hayes
Richmond
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.

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