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Cheap flights from New York LaGuardia Airport to London from C$ 285

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 14/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from New York LaGuardia Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:30 p.m. - 10:00 a.m.
LGA
-
LHR
13h 30m
1 stop
United Airlines Logo
6:50 a.m. - 5:25 p.m.
LHR
-
LGA
15h 35m
2 stops
C$ 972United Airlines
Fri, 25 Sep - Sun, 27 Sep
United Airlines Logo
8:45 a.m. - 10:00 a.m.
LGA
-
LHR
20h 15m
1 stop
United Airlines Logo
6:50 a.m. - 6:41 p.m.
LHR
-
LGA
16h 51m
2 stops
C$ 972United Airlines
Fri, 25 Sep - Sun, 27 Sep
United Airlines Logo
1:10 p.m. - 7:10 a.m.
LGA
-
LHR
13h 00m
1 stop
United Airlines Logo
6:50 a.m. - 6:45 p.m.
LHR
-
LGA
16h 55m
2 stops
C$ 972United Airlines
Sun, 8 Nov - Tue, 10 Nov
United Airlines Logo
6:30 a.m. - 10:00 a.m.
LGA
-
LHR
22h 30m
1 stop
United Airlines Logo
6:50 a.m. - 11:30 p.m.
LHR
-
LGA
21h 40m
2 stops
C$ 972United Airlines
Fri, 21 Aug - Sun, 23 Aug
United Airlines Logo
2:25 p.m. - 9:00 a.m.
LGA
-
LHR
13h 35m
1 stop
United Airlines Logo
6:50 a.m. - 11:30 p.m.
LHR
-
LGA
21h 40m
2 stops
C$ 974United Airlines
Fri, 21 Aug - Sun, 23 Aug
United Airlines Logo
3:30 p.m. - 6:30 a.m.
LGA
-
LHR
10h 00m
1 stop
United Airlines Logo
11:05 a.m. - 9:39 a.m.
LHR
-
LGA
51h 34m
2 stops
C$ 974United Airlines
Fri, 21 Aug - Sat, 22 Aug
United Airlines Logo
2:25 p.m. - 9:00 a.m.
LGA
-
LHR
13h 35m
1 stop
United Airlines Logo
6:50 a.m. - 11:30 p.m.
LHR
-
LGA
21h 40m
2 stops
C$ 974United Airlines
Fri, 21 Aug - Sun, 23 Aug
United Airlines Logo
3:29 p.m. - 9:00 a.m.
LGA
-
LHR
12h 31m
1 stop
United Airlines Logo
6:50 a.m. - 6:45 p.m.
LHR
-
LGA
16h 55m
2 stops
C$ 974United Airlines
Fri, 21 Aug - Sun, 23 Aug
United Airlines Logo
6:29 p.m. - 10:00 a.m.
LGA
-
LHR
34h 31m
2 stops
United Airlines Logo
8:40 a.m. - 11:30 p.m.
LHR
-
LGA
19h 50m
2 stops
C$ 975United Airlines
Sun, 6 Sep - Wed, 9 Sep
United Airlines Logo
3:00 p.m. - 7:55 a.m.
LGA
-
LHR
11h 55m
1 stop
United Airlines Logo
7:40 a.m. - 7:03 p.m.
LHR
-
LGA
16h 23m
2 stops
C$ 984United Airlines
Sat, 16 Jan - Mon, 18 Jan

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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
25 Sep
LGA3:30 p.m.New York LaGuardia
13h 30m
1 stop
LHR10:00 a.m.London Heathrow
27 Sep
LHR6:50 a.m.London Heathrow
15h 35m
2 stops
LGA5:25 p.m.New York LaGuardia
C$ 972
United Airlines
21 Aug
LGA3:29 p.m.New York LaGuardia
12h 31m
1 stop
LHR9:00 a.m.London Heathrow
23 Aug
LHR6:50 a.m.London Heathrow
16h 55m
2 stops
LGA6:45 p.m.New York LaGuardia
C$ 974
United Airlines
6 Sep
LGA6:29 p.m.New York LaGuardia
34h 31m
2 stops
LHR10:00 a.m.London Heathrow
9 Sep
LHR8:40 a.m.London Heathrow
19h 50m
2 stops
LGA11:30 p.m.New York LaGuardia
C$ 975

Lufthansa flights from New York LaGuardia Airport to London

Our best Lufthansa deals on New York LaGuardia Airport to London flight tickets
Lufthansa
2 Oct
LGA3:30 p.m.New York LaGuardia
10h 00m
1 stop
LHR6:30 a.m.London Heathrow
6 Oct
LHR2:05 p.m.London Heathrow
10h 31m
1 stop
LGA7:36 p.m.New York LaGuardia
C$ 1,158
Lufthansa
7 Aug
LGA3:30 p.m.New York LaGuardia
10h 00m
1 stop
LHR6:30 a.m.London Heathrow
12 Aug
LHR9:30 a.m.London Heathrow
15h 10m
1 stop
LGA7:40 p.m.New York LaGuardia
C$ 1,174
Lufthansa
8 Aug
LGA3:30 p.m.New York LaGuardia
10h 00m
1 stop
LHR6:30 a.m.London Heathrow
17 Aug
LHR2:05 p.m.London Heathrow
10h 35m
1 stop
LGA7:40 p.m.New York LaGuardia
C$ 1,200

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport to London 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 96,600 searches. Data last updated 31 July 2026.
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 - LHR

LGALHR

New York LaGuardia

Fri 25/9

3:30 p.m.-10:00 a.m.

1 stop13h 30m

London Heathrow

Sun 27/9

6:50 a.m.-5:25 p.m.

2 stops15h 35m

C$ 972

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 25/9

8:45 a.m.-10:00 a.m.

1 stop20h 15m

London Heathrow

Sun 27/9

6:50 a.m.-6:41 p.m.

2 stops16h 51m

C$ 972

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 8/11

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

1 stop13h 00m

London Heathrow

Tue 10/11

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

2 stops16h 55m

C$ 972

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 21/8

6:30 a.m.-10:00 a.m.

1 stop22h 30m

London Heathrow

Sun 23/8

6:50 a.m.-11:30 p.m.

2 stops21h 40m

C$ 972

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 21/8

2:25 p.m.-9:00 a.m.

1 stop13h 35m

London Heathrow

Sun 23/8

6:50 a.m.-11:30 p.m.

2 stops21h 40m

C$ 974

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 21/8

3:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Sat 22/8

11:05 a.m.-9:39 a.m.

2 stops51h 34m

C$ 974

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 21/8

2:25 p.m.-9:00 a.m.

1 stop13h 35m

London Heathrow

Sun 23/8

6:50 a.m.-11:30 p.m.

2 stops21h 40m

C$ 974

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 21/8

3:29 p.m.-9:00 a.m.

1 stop12h 31m

London Heathrow

Sun 23/8

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

2 stops16h 55m

C$ 974

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 6/9

6:29 p.m.-10:00 a.m.

2 stops34h 31m

London Heathrow

Wed 9/9

8:40 a.m.-11:30 p.m.

2 stops19h 50m

C$ 975
Quickest round-trip

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 16/1

3:00 p.m.-7:55 a.m.

1 stop11h 55m

London Heathrow

Mon 18/1

7:40 a.m.-7:03 p.m.

2 stops16h 23m

C$ 984

Flights are sorted by cheapest round-trip 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

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?

Prices are currently typical for flights on this route.

Typical prices usually range from C$ 738 to C$ 1,419.
The lowest price recently found on this route was C$ 972.

What is the cheapest month to fly to London?

In general, February 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$ 755. If you aren’t able to travel to London during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of C$ 773.

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

According to our data, Thursday is the cheapest day to fly to London from New York LaGuardia Airport. The lowest ticket price found for a Thursday departure recently was C$ 989. 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$ 1,159.

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$ 1,040. In the morning is when there is more demand to fly to London, so prices are often more expensive at around C$ 1,054 per ticket.

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

Fastest flight time

11h 25m

Direct flights

None
The fastest flight from New York LaGuardia Airport to London takes 11h 25m
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. 11h 25m 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.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Gatwick
Wembley
Staines-upon-Thames
Slough
Ramsgate
Watford
Wokingham
Dartford
Crawley
Croydon
Feltham
Hayes
Richmond
Chelmsford
Waterlooville
Basingstoke
Woking
Enfield

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.

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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
London City Airport
London Gatwick Airport
London Heathrow Airport
London Luton Airport
London Southend Airport
London Stansted Airport