What is the most punctual flight time for New York to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from New York LaGuardia to London?

United Airlines is the most popular carrier operating from New York LaGuardia to London

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

How often are flights from New York to London delayed?

Historically, on average around 0% of flights between New York and London have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York LaGuardia Airport to London.

What documentation or ID do you need to fly to London?

The travel and health documents required for your trip to London 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$318 Cheap Flights from New York LaGuardia Airport to London in 2026

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15:35 - 07:00

LGA

LHR

10h 25m1 stop

11:25 - 17:46

LHR

LGA

35h 21m2 stops

$731British Airways

Tue, 20 Jan - Fri, 30 Jan

15:20 - 07:10

LGA

LHR

10h 50m1 stop

13:25 - 21:33

LHR

LGA

13h 08m1 stop

$734Air Canada

Mon, 23 Feb - Mon, 2 Mar

19:45 - 07:10

LGA

LHR

30h 25m1 stop

13:25 - 19:02

LHR

LGA

10h 37m1 stop

$735Air Canada

Sat, 24 Jan - Sat, 7 Feb

12:49 - 09:05

LGA

LHR

15h 16m1 stop

21:10 - 21:15

LHR

LGA

29h 05m2 stops

$737British Airways

Sun, 29 Mar - Mon, 6 Apr

16:00 - 06:30

LGA

LHR

9h 30m1 stop

14:05 - 19:31

LHR

LGA

10h 26m1 stop

$741Air Canada

Wed, 15 Apr - Wed, 22 Apr

14:59 - 10:50

LGA

LHR

14h 51m1 stop

13:25 - 21:33

LHR

LGA

12h 08m1 stop

$743United Airlines

Wed, 18 Feb - Fri, 20 Mar

13:13 - 08:05

LGA

LHR

13h 52m2 stops

11:25 - 17:46

LHR

LGA

35h 21m2 stops

$744British Airways

Tue, 20 Jan - Fri, 30 Jan

19:29 - 06:40

LGA

LHR

30h 11m1 stop

13:25 - 11:58

LHR

LGA

27h 33m1 stop

$746United Airlines

Thu, 22 Jan - Wed, 28 Jan

06:00 - 10:50

LGA

LHR

23h 50m1 stop

15:00 - 09:53

LHR

LGA

23h 53m1 stop

$747United Airlines

Fri, 13 Feb - Fri, 20 Feb

10:35 - 07:10

LGA

LHR

15h 35m1 stop

13:25 - 21:33

LHR

LGA

13h 08m1 stop

$749United Airlines

Tue, 24 Feb - Tue, 3 Mar

British Airways flights from New York LaGuardia Airport to London

Our best British Airways deals on New York LaGuardia Airport to London flight tickets

British Airways

20 Jan

LGA15:35New York LaGuardia

10h 25m

1 stop

LHR07:00London Heathrow

30 Jan

LHR11:25London Heathrow

35h 21m

2 stops

LGA17:46New York LaGuardia

$731

British Airways

29 Mar

LGA12:49New York LaGuardia

15h 16m

1 stop

LHR09:05London Heathrow

6 Apr

LHR21:10London Heathrow

29h 05m

2 stops

LGA21:15New York LaGuardia

$737

British Airways

20 Jan

LGA13:13New York LaGuardia

13h 52m

2 stops

LHR08:05London Heathrow

30 Jan

LHR11:25London Heathrow

35h 21m

2 stops

LGA17:46New York LaGuardia

$744

Air Canada flights from New York LaGuardia Airport to London

Our best Air Canada deals on New York LaGuardia Airport to London flight tickets

Air Canada

23 Feb

LGA15:20New York LaGuardia

10h 50m

1 stop

LHR07:10London Heathrow

2 Mar

LHR13:25London Heathrow

13h 08m

1 stop

LGA21:33New York LaGuardia

$734

Air Canada

24 Jan

LGA19:45New York LaGuardia

30h 25m

1 stop

LHR07:10London Heathrow

7 Feb

LHR13:25London Heathrow

10h 37m

1 stop

LGA19:02New York LaGuardia

$735

Air Canada

15 Apr

LGA16:00New York LaGuardia

9h 30m

1 stop

LHR06:30London Heathrow

22 Apr

LHR14:05London Heathrow

10h 26m

1 stop

LGA19:31New York LaGuardia

$741

momondo Fare Finder

Use the filters below to find and compare flights from New York LaGuardia Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 20/1

15:35-07:00

1 stop10h 25m

London Heathrow

Fri 30/1

11:25-17:46

2 stops35h 21m

$731

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 23/2

15:20-07:10

1 stop10h 50m

London Heathrow

Mon 2/3

13:25-21:33

1 stop13h 08m

$734

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 24/1

19:45-07:10

1 stop30h 25m

London Heathrow

Sat 7/2

13:25-19:02

1 stop10h 37m

$735

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 29/3

12:49-09:05

1 stop15h 16m

London Heathrow

Mon 6/4

21:10-21:15

2 stops29h 05m

$737

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 15/4

16:00-06:30

1 stop9h 30m

London Heathrow

Wed 22/4

14:05-19:31

1 stop10h 26m

$741

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 18/2

14:59-10:50

1 stop14h 51m

London Heathrow

Fri 20/3

13:25-21:33

1 stop12h 08m

$743

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 20/1

13:13-08:05

2 stops13h 52m

London Heathrow

Fri 30/1

11:25-17:46

2 stops35h 21m

$744

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 22/1

19:29-06:40

1 stop30h 11m

London Heathrow

Wed 28/1

13:25-11:58

1 stop27h 33m

$746

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 13/2

06:00-10:50

1 stop23h 50m

London Heathrow

Fri 20/2

15:00-09:53

1 stop23h 53m

$747

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 24/2

10:35-07:10

1 stop15h 35m

London Heathrow

Tue 3/3

13:25-21:33

1 stop13h 08m

$749

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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

Prices

Airlines

Delays

What is the cheapest month to fly to London?

If you aren’t able to travel during the month of January, then book flights to London from New York LaGuardia Airport during October instead. Flights to London in October, while not as cheap as those in January, still average around $791.

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

Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $773. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from New York LaGuardia Airport to London for around $929.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as $766. In contrast, the most expensive time of day to depart to London is in the evening when prices are around $928.

How have New York LaGuardia Airport to London flight prices changed over time?

As of January 2026, prices for New York LaGuardia Airport to London flights are approximately 2% more expensive when compared to flights at the same time last year.

When to book flights from New York LaGuardia Airport to London

Are you open to changing your travel dates? Check out the ideal times to fly from New York LaGuardia Airport to London 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 (LGA to LON) flight deals and tips

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

Fastest flight time	9h 30m
Direct flights	None

The fastest flight from New York LaGuardia Airport to London takes 9h 30m

There are no direct flights from New York LaGuardia Airport to London. There are no popular flight routes from New York LaGuardia Airport to London.

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How far is New York LaGuardia to London by plane?
New York LaGuardia and London are 5553.6 km apart from one another. Flights usually cover this in 9h 30m, 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?
Prices for flights from New York LaGuardia Airport to London refresh daily.
How old do you have to be to fly from New York LaGuardia Airport to London?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York LaGuardia Airport to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London 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. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Hounslow

Wembley

Milton Keynes

Brentford

Deal

Dover

Ipswich

Abingdon

Eastbourne

Slough

Chichester

Canterbury

Kingston upon Thames

Brentwood

Guildford

Sutton

Maidstone

Watford

Ashford

Why use momondo?

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

It is quick and easy to find New York to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

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

All flight searches from New York to London on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for New York to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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Cheap flights from New York LaGuardia Airport to London from $318

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Find the cheapest flights from New York LaGuardia Airport to London

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British Airways flights from New York LaGuardia Airport to London

Our best British Airways deals on New York LaGuardia Airport to London flight tickets

Air Canada flights from New York LaGuardia Airport to London

Our best Air Canada deals on New York LaGuardia Airport to London flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from New York LaGuardia Airport to London that are best for you.

See travel insights to London from

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

What is the cheapest month to fly to London?

If you aren’t able to travel during the month of January, then book flights to London from New York LaGuardia Airport during October instead. Flights to London in October, while not as cheap as those in January, still average around $791.

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

Our data shows that Thursday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as $773. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from New York LaGuardia Airport to London for around $929.

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as $766. In contrast, the most expensive time of day to depart to London is in the evening when prices are around $928.

How have New York LaGuardia Airport to London flight prices changed over time?

As of January 2026, prices for New York LaGuardia Airport to London flights are approximately 2% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from New York LaGuardia to London?

United Airlines is the most popular carrier operating from New York LaGuardia to London

How often are flights from New York to London delayed?

Historically, on average around 0% of flights between New York and London have experienced a delay on any given week. The average delay length over the past 12 months has been 0 minutes.

What is the most punctual flight time for New York to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

When to book flights from New York LaGuardia Airport to London

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

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

Fastest flight time

Direct flights

How far is New York LaGuardia to London by plane?

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

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

What documentation or ID do you need to fly to London?

Travelling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your London trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United Kingdom

Fly into one of these airports located in London

Airports listed have a maximum distance of 49.5 km from London