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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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.

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

The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

C$ 419 Cheap Flights from New York LaGuardia Airport to London in 2026/27

Find the cheapest flights from New York LaGuardia Airport to London

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:10 p.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

13h 00m1 stop Montreal Pierre Elliott Trudeau Intl

6:00 a.m. - 9:30 p.m.LHR London Heathrow-LGA New York LaGuardia

20h 30m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 963Multiple Airlines

Tue, 24 Nov - Thu, 26 Nov

1:10 p.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

13h 00m1 stop Montreal Pierre Elliott Trudeau Intl

7:00 a.m. - 6:44 p.m.LHR London Heathrow-LGA New York LaGuardia

16h 44m2 stops Geneva Geneve-Cointrin Washington, D.C. Dulles Intl

C$ 977United Airlines

Sun, 6 Dec - Tue, 8 Dec

10:35 a.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

15h 35m1 stop Montreal Pierre Elliott Trudeau Intl

6:50 a.m. - 6:45 p.m.LHR London Heathrow-LGA New York LaGuardia

16h 55m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

C$ 983United Airlines

Wed, 18 Nov - Fri, 20 Nov

2:55 p.m. - 10:50 a.m.LGA New York LaGuardia-LHR London Heathrow

14h 55m1 stop Washington, D.C. Dulles Intl

6:50 a.m. - 6:44 p.m.LHR London Heathrow-LGA New York LaGuardia

16h 54m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

C$ 984United Airlines

Fri, 4 Dec - Sun, 6 Dec

4:12 p.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

33h 58m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

7:00 a.m. - 11:34 p.m.LHR London Heathrow-LGA New York LaGuardia

21h 34m2 stops Geneva Geneve-Cointrin Washington, D.C. Dulles Intl

C$ 991United Airlines

Tue, 17 Nov - Fri, 20 Nov

1:10 p.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

13h 00m1 stop Montreal Pierre Elliott Trudeau Intl

7:00 a.m. - 6:45 p.m.LHR London Heathrow-LGA New York LaGuardia

16h 45m2 stops Geneva Geneve-Cointrin Washington, D.C. Dulles Intl

C$ 994United Airlines

Sat, 30 Jan - Mon, 1 Feb

3:30 p.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

10h 40m1 stop Montreal Pierre Elliott Trudeau Intl

6:50 a.m. - 6:45 p.m.LHR London Heathrow-LGA New York LaGuardia

16h 55m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

C$ 1,005United Airlines

Fri, 5 Feb - Sun, 7 Feb

1:10 p.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

13h 00m1 stop Montreal Pierre Elliott Trudeau Intl

9:30 a.m. - 6:45 p.m.LHR London Heathrow-LGA New York LaGuardia

14h 15m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

C$ 1,009United Airlines

Wed, 25 Nov - Thu, 26 Nov

1:10 p.m. - 7:55 a.m.LGA New York LaGuardia-LHR London Heathrow

13h 45m1 stop Chicago O'Hare Intl

7:30 a.m. - 9:29 p.m.LHR London Heathrow-LGA New York LaGuardia

18h 59m2 stops Frankfurt am Main Chicago O'Hare Intl

C$ 1,011United Airlines

Fri, 4 Dec - Sun, 6 Dec

3:30 p.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

10h 40m1 stop Montreal Pierre Elliott Trudeau Intl

9:30 a.m. - 11:44 p.m.LHR London Heathrow-LGA New York LaGuardia

19h 14m2 stops Frankfurt am Main Washington, D.C. Dulles Intl

C$ 1,025United Airlines

Sun, 21 Feb - Mon, 22 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

10:27 a.m. - 6:40 a.m.LGA New York LaGuardia-LHR London Heathrow

15h 13m1 stop Washington, D.C. Dulles Intl

9:00 a.m. - 9:30 p.m.LHR London Heathrow-LGA New York LaGuardia

17h 30m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 1,138Multiple Airlines

Thu, 5 Nov - Tue, 10 Nov

10:35 a.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

15h 35m1 stop Montreal Pierre Elliott Trudeau Intl

9:00 a.m. - 7:06 p.m.LHR London Heathrow-LGA New York LaGuardia

15h 06m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 1,141Air Canada

Mon, 9 Nov - Mon, 16 Nov

2:59 p.m. - 6:40 a.m.LGA New York LaGuardia-LHR London Heathrow

10h 41m1 stop Washington, D.C. Dulles Intl

6:00 a.m. - 9:30 p.m.LHR London Heathrow-LGA New York LaGuardia

20h 30m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

C$ 1,142Multiple Airlines

Thu, 5 Nov - Thu, 26 Nov

6:00 a.m. - 10:50 a.m.LGA New York LaGuardia-LHR London Heathrow

23h 50m1 stop Washington, D.C. Dulles Intl

1:00 p.m. - 12:23 p.m.LHR London Heathrow-LGA New York LaGuardia

28h 23m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,143United Airlines

Thu, 5 Nov - Sun, 8 Nov

6:00 a.m. - 10:50 a.m.LGA New York LaGuardia-LHR London Heathrow

23h 50m1 stop Washington, D.C. Dulles Intl

1:00 p.m. - 9:56 a.m.LHR London Heathrow-LGA New York LaGuardia

25h 56m1 stop Montreal Pierre Elliott Trudeau Intl

C$ 1,145United Airlines

Fri, 6 Nov - Tue, 10 Nov

2:59 p.m. - 10:50 a.m.LGA New York LaGuardia-LHR London Heathrow

14h 51m1 stop Washington, D.C. Dulles Intl

6:00 a.m. - 4:48 p.m.LHR London Heathrow-LGA New York LaGuardia

15h 48m2 stops Vienna Intl Montreal Pierre Elliott Trudeau Intl

C$ 1,146Multiple Airlines

Sat, 7 Nov - Mon, 16 Nov

3:29 p.m. - 12:00 p.m.LGA New York LaGuardia-LHR London Heathrow

15h 31m1 stop Chicago O'Hare Intl

6:35 a.m. - 7:03 p.m.LHR London Heathrow-LGA New York LaGuardia

17h 28m2 stops Munich Franz Josef Strauss Toronto Pearson Intl

C$ 1,159United Airlines

Wed, 4 Nov - Wed, 11 Nov

3:30 p.m. - 7:10 a.m.LGA New York LaGuardia-LHR London Heathrow

10h 40m1 stop Montreal Pierre Elliott Trudeau Intl

6:50 a.m. - 6:45 p.m.LHR London Heathrow-LGA New York LaGuardia

16h 55m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

C$ 1,161United Airlines

Sun, 8 Nov - Sun, 15 Nov

2:59 p.m. - 6:40 a.m.LGA New York LaGuardia-LHR London Heathrow

10h 41m1 stop Washington, D.C. Dulles Intl

6:50 a.m. - 6:45 p.m.LHR London Heathrow-LGA New York LaGuardia

16h 55m2 stops Brussels Bruxelles-National Washington, D.C. Dulles Intl

C$ 1,163United Airlines

Fri, 6 Nov - Tue, 10 Nov

6:17 p.m. - 12:00 p.m.LGA New York LaGuardia-LHR London Heathrow

12h 43m1 stop Chicago O'Hare Intl

6:50 a.m. - 8:19 p.m.LHR London Heathrow-LGA New York LaGuardia

18h 29m2 stops Brussels Bruxelles-National Chicago O'Hare Intl

C$ 1,164United Airlines

Fri, 6 Nov - Mon, 9 Nov

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

United Airlines flights from New York LaGuardia Airport to London

Our best United Airlines deals on New York LaGuardia Airport to London flight tickets

United Airlines

6 Dec

LGA1:10 p.m.New York LaGuardia

13h 00m

1 stop

LHR7:10 a.m.London Heathrow

8 Dec

LHR7:00 a.m.London Heathrow

16h 44m

2 stops

LGA6:44 p.m.New York LaGuardia

C$ 977

United Airlines

16 Nov

LGA10:35 a.m.New York LaGuardia

15h 35m

1 stop

LHR7:10 a.m.London Heathrow

18 Nov

LHR6:50 a.m.London Heathrow

16h 55m

2 stops

LGA6:45 p.m.New York LaGuardia

C$ 983

United Airlines

4 Dec

LGA2:55 p.m.New York LaGuardia

14h 55m

1 stop

LHR10:50 a.m.London Heathrow

6 Dec

LHR6:50 a.m.London Heathrow

16h 54m

2 stops

LGA6:44 p.m.New York LaGuardia

C$ 984

KLM flights from New York LaGuardia Airport to London

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

KLM

16 Nov

LGA4:00 p.m.New York LaGuardia

9h 50m

1 stop

LHR6:50 a.m.London Heathrow

22 Nov

LHR5:20 p.m.London Heathrow

11h 06m

1 stop

LGA11:26 p.m.New York LaGuardia

C$ 1,206

KLM

6 Nov

LGA4:00 p.m.New York LaGuardia

9h 50m

1 stop

LHR6:50 a.m.London Heathrow

11 Nov

LHR5:20 p.m.London Heathrow

11h 06m

1 stop

LGA11:26 p.m.New York LaGuardia

C$ 1,230

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

Cheapest round-trip

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Tue 24/11

1:10 p.m.-7:10 a.m.

1 stop13h 00m

London Heathrow

Thu 26/11

6:00 a.m.-9:30 p.m.

2 stops20h 30m

C$ 963

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Sun 6/12

1:10 p.m.-7:10 a.m.

1 stop13h 00m

London Heathrow

Tue 8/12

7:00 a.m.-6:44 p.m.

2 stops16h 44m

C$ 977

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Wed 18/11

10:35 a.m.-7:10 a.m.

1 stop15h 35m

London Heathrow

Fri 20/11

6:50 a.m.-6:45 p.m.

2 stops16h 55m

C$ 983

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Fri 4/12

2:55 p.m.-10:50 a.m.

1 stop14h 55m

London Heathrow

Sun 6/12

6:50 a.m.-6:44 p.m.

2 stops16h 54m

C$ 984

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Tue 17/11

4:12 p.m.-7:10 a.m.

2 stops33h 58m

London Heathrow

Fri 20/11

7:00 a.m.-11:34 p.m.

2 stops21h 34m

C$ 991

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Sat 30/1

1:10 p.m.-7:10 a.m.

1 stop13h 00m

London Heathrow

Mon 1/2

7:00 a.m.-6:45 p.m.

2 stops16h 45m

C$ 994

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Fri 5/2

3:30 p.m.-7:10 a.m.

1 stop10h 40m

London Heathrow

Sun 7/2

6:50 a.m.-6:45 p.m.

2 stops16h 55m

C$ 1,005

Quickest round-trip

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Wed 25/11

1:10 p.m.-7:10 a.m.

1 stop13h 00m

London Heathrow

Thu 26/11

9:30 a.m.-6:45 p.m.

2 stops14h 15m

C$ 1,009

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Fri 4/12

1:10 p.m.-7:55 a.m.

1 stop13h 45m

London Heathrow

Sun 6/12

7:30 a.m.-9:29 p.m.

2 stops18h 59m

C$ 1,011

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Sun 21/2

3:30 p.m.-7:10 a.m.

1 stop10h 40m

London Heathrow

Mon 22/2

9:30 a.m.-11:44 p.m.

2 stops19h 14m

C$ 1,024

Flights are sorted by cheapest round-trip 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

What is the cheapest month to fly to London?

In general, April is the cheapest month to fly from New York LaGuardia Airport to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 770. If you aren’t able to travel to London during the month of April, then flying in February is also cheap. Prices for this month can be found on momondo for an average of C$ 920.

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

According to our data, Saturday is the cheapest day to fly to London from New York LaGuardia Airport. The lowest ticket price found for a Saturday departure recently was C$ 1,064. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. 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 C$ 1,386.

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

Our most recent data shows that the best time of day to fly to London is in the afternoon. Flights from New York LaGuardia Airport to London during this time can be as low as C$ 1,114. In the morning is when there is more demand to fly to London, so prices are often more expensive at around C$ 1,194 per ticket.

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

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 round-trip 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

Best price found	C$ 419
Fastest flight time	10h 20m
Direct flights	None

The best one-way flight to London from New York LaGuardia Airport in the past 72 hours is C$ 419. The best round-trip flight deal from New York LaGuardia Airport to London found on momondo in the last 72 hours is C$ 963.

The fastest flight from New York LaGuardia Airport to London takes 10h 20m

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.

Search flight deals

Frequently asked questions about flying from New York LaGuardia Airport to London

How far is New York LaGuardia to London by plane?
There are 5553.6 km between New York LaGuardia and London. 10h 20m is a normal flight duration for this route.
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 are updated daily.
How old do you have to be to fly from New York LaGuardia Airport to London?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Hounslow

Milton Keynes

Gatwick

Wembley

Crawley

Staines-upon-Thames

Eastbourne

Slough

Wokingham

Banbury

Ramsgate

Cobham

Watford

Feltham

Waterlooville

Dartford

Ipswich

Woking

Basingstoke

Ilford

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from New York.

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

momondo does allow users to show only those flights to London from New York which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from New York.

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 trip

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

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Thu 3/12

Thu 10/12

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United Kingdom

Nearby airports

Cabin classes

Other United Kingdom destinations

Other flights from New York LaGuardia Airport

Complete your trip

Feeling lucky

Fly into one of these airports located in London

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Southend Airport

London Stansted Airport

Cheap flights from New York LaGuardia Airport to London from C$ 419

Find the cheapest flights from New York LaGuardia Airport to London

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

United Airlines flights from New York LaGuardia Airport to London

Our best United Airlines deals on New York LaGuardia Airport to London flight tickets

KLM flights from New York LaGuardia Airport to London

Our best KLM 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?

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

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

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

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

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

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from New York LaGuardia Airport to London

Travelling to a place near London?

Why use momondo?

An easier way to manage your London trip

We make it super easy to schedule, organize 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 57.3 km from London

Cabin classes currently available on flights to London

List of cabin classes available on flights landing in London. Availability may vary depending on flight origin and airline.

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from New York LaGuardia Airport

According to popular flight searches on momondo this year

Complete your trip to London

Explore popular destinations other users love

According to popular flight searches on momondo this year