Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from New York LaGuardia Airport to London from C$ 469

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 20/8. 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

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

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

Trusted and free

Trusted and free

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

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from New York LaGuardia Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
3:30 p.m. - 6:30 a.m.
LGA
-
LHR
10h 00m
1 stop
Lufthansa Logo
2:05 p.m. - 7:41 p.m.
LHR
-
LGA
10h 36m
1 stop
C$ 952Lufthansa
Fri, 5 Jun - Fri, 12 Jun
United Airlines Logo
6:05 a.m. - 10:40 a.m.
LGA
-
LHR
23h 35m
1 stop
United Airlines Logo
9:30 a.m. - 8:00 a.m.
LHR
-
LGA
27h 30m
1 stop
C$ 1,024United Airlines
Wed, 19 Aug - Wed, 26 Aug
United Airlines Logo
6:05 a.m. - 10:40 a.m.
LGA
-
LHR
23h 35m
1 stop
United Airlines Logo
2:05 p.m. - 4:57 p.m.
LHR
-
LGA
31h 52m
1 stop
C$ 1,026United Airlines
Sat, 15 Aug - Fri, 28 Aug
United Airlines Logo
7:29 p.m. - 6:55 a.m.
LGA
-
LHR
30h 26m
1 stop
United Airlines Logo
2:05 p.m. - 2:37 p.m.
LHR
-
LGA
29h 32m
1 stop
C$ 1,027United Airlines
Sat, 22 Aug - Sun, 30 Aug
United Airlines Logo
3:30 p.m. - 10:00 a.m.
LGA
-
LHR
13h 30m
1 stop
United Airlines Logo
2:05 p.m. - 11:22 p.m.
LHR
-
LGA
38h 17m
2 stops
C$ 1,030United Airlines
Mon, 17 Aug - Mon, 19 Oct
United Airlines Logo
6:05 a.m. - 10:40 a.m.
LGA
-
LHR
23h 35m
1 stop
United Airlines Logo
12:40 p.m. - 10:55 a.m.
LHR
-
LGA
27h 15m
2 stops
C$ 1,031United Airlines
Wed, 12 Aug - Wed, 19 Aug
Lufthansa Logo
3:30 p.m. - 6:30 a.m.
LGA
-
LHR
10h 00m
1 stop
Lufthansa Logo
2:05 p.m. - 7:36 p.m.
LHR
-
LGA
10h 31m
1 stop
C$ 1,034Lufthansa
Fri, 11 Sep - Sat, 19 Sep
United Airlines Logo
10:40 a.m. - 6:30 a.m.
LGA
-
LHR
14h 50m
1 stop
United Airlines Logo
7:25 a.m. - 7:00 p.m.
LHR
-
LGA
16h 35m
2 stops
C$ 1,036United Airlines
Sat, 1 Aug - Sat, 22 Aug
United Airlines Logo
3:30 p.m. - 6:30 a.m.
LGA
-
LHR
10h 00m
1 stop
United Airlines Logo
7:25 a.m. - 7:00 p.m.
LHR
-
LGA
16h 35m
2 stops
C$ 1,038United Airlines
Sat, 1 Aug - Sat, 22 Aug
United Airlines Logo
10:29 a.m. - 6:55 a.m.
LGA
-
LHR
15h 26m
1 stop
United Airlines Logo
9:30 a.m. - 7:36 p.m.
LHR
-
LGA
15h 06m
1 stop
C$ 1,041United Airlines
Mon, 12 Oct - Sat, 17 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
19 Aug
LGA6:05 a.m.New York LaGuardia
23h 35m
1 stop
LHR10:40 a.m.London Heathrow
26 Aug
LHR9:30 a.m.London Heathrow
27h 30m
1 stop
LGA8:00 a.m.New York LaGuardia
C$ 1,024
United Airlines
15 Aug
LGA6:05 a.m.New York LaGuardia
23h 35m
1 stop
LHR10:40 a.m.London Heathrow
28 Aug
LHR2:05 p.m.London Heathrow
31h 52m
1 stop
LGA4:57 p.m.New York LaGuardia
C$ 1,026
United Airlines
22 Aug
LGA7:29 p.m.New York LaGuardia
30h 26m
1 stop
LHR6:55 a.m.London Heathrow
30 Aug
LHR2:05 p.m.London Heathrow
29h 32m
1 stop
LGA2:37 p.m.New York LaGuardia
C$ 1,027

Lufthansa flights from New York LaGuardia Airport to London Heathrow Airport

Our best Lufthansa deals on New York LaGuardia Airport to London Heathrow Airport flight tickets
Lufthansa
5 Jun
LGA3:30 p.m.New York LaGuardia
10h 00m
1 stop
LHR6:30 a.m.London Heathrow
12 Jun
LHR2:05 p.m.London Heathrow
10h 36m
1 stop
LGA7:41 p.m.New York LaGuardia
C$ 952
Lufthansa
11 Sep
LGA3:30 p.m.New York LaGuardia
10h 00m
1 stop
LHR6:30 a.m.London Heathrow
19 Sep
LHR2:05 p.m.London Heathrow
10h 31m
1 stop
LGA7:36 p.m.New York LaGuardia
C$ 1,034
Lufthansa
13 May
LGA5:40 p.m.New York LaGuardia
11h 20m
1 stop
LHR10:00 a.m.London Heathrow
17 May
LHR8:30 a.m.London Heathrow
17h 29m
1 stop
LGA8:59 p.m.New York LaGuardia
C$ 1,041

momondo Fare Finder

 
Customize 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 96,600 searches. Data last updated 8 May 2026.
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

Cheapest round-trip

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 5/6

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

1 stop10h 00m

London Heathrow

Fri 12/6

2:05 p.m.-7:41 p.m.

1 stop10h 36m

C$ 952

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 19/8

6:05 a.m.-10:40 a.m.

1 stop23h 35m

London Heathrow

Wed 26/8

9:30 a.m.-8:00 a.m.

1 stop27h 30m

C$ 1,024

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 15/8

6:05 a.m.-10:40 a.m.

1 stop23h 35m

London Heathrow

Fri 28/8

2:05 p.m.-4:57 p.m.

1 stop31h 52m

C$ 1,026

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 22/8

7:29 p.m.-6:55 a.m.

1 stop30h 26m

London Heathrow

Sun 30/8

2:05 p.m.-2:37 p.m.

1 stop29h 32m

C$ 1,027

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 17/8

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

1 stop13h 30m

London Heathrow

Mon 19/10

2:05 p.m.-11:22 p.m.

2 stops38h 17m

C$ 1,030

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 12/8

6:05 a.m.-10:40 a.m.

1 stop23h 35m

London Heathrow

Wed 19/8

12:40 p.m.-10:55 a.m.

2 stops27h 15m

C$ 1,031
Quickest round-trip

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 11/9

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

1 stop10h 00m

London Heathrow

Sat 19/9

2:05 p.m.-7:36 p.m.

1 stop10h 31m

C$ 1,034

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 1/8

10:40 a.m.-6:30 a.m.

1 stop14h 50m

London Heathrow

Sat 22/8

7:25 a.m.-7:00 p.m.

2 stops16h 35m

C$ 1,036

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 1/8

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

1 stop10h 00m

London Heathrow

Sat 22/8

7:25 a.m.-7:00 p.m.

2 stops16h 35m

C$ 1,038

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 12/10

10:29 a.m.-6:55 a.m.

1 stop15h 26m

London Heathrow

Sat 17/10

9:30 a.m.-7:36 p.m.

1 stop15h 06m

C$ 1,041

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 month of August is, on average, the cheapest month to fly to London Heathrow Airport from New York LaGuardia Airport, with most prices found around C$ 690. If you aren’t able to travel to London Heathrow Airport during the month of August, then flying in November is also cheap. Prices for this month can be found on momondo for an average of C$ 721.

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

According to our data, Thursday is the cheapest day to fly to London Heathrow Airport from New York LaGuardia Airport. The lowest ticket price found for a Thursday departure recently was C$ 898. 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 Tuesday, the most expensive travel day of the week, you can expect to see flight prices from New York LaGuardia Airport to London Heathrow Airport for around C$ 1,006.

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

Our data shows that the cheapest New York LaGuardia Airport to London Heathrow Airport flights are usually those with departure times in the morning. Our users have found flights to London Heathrow Airport in the morning for as low as C$ 889. In the evening is when there is more demand to fly to London Heathrow Airport, so prices are often more expensive at around C$ 969 per ticket.

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 round-trip 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

Fastest flight time

11h 05m

Direct flights

None
The fastest flight from New York LaGuardia Airport to London Heathrow Airport takes 11h 05m
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.
Search flight deals

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

  • 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. 11h 05m is a normal flight duration for this route.

  • 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 updated daily.

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

    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 Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek 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
Poole
Milton Keynes
Wembley
Slough
Gatwick
Swindon
Wokingham
Salisbury
Stratford-upon-Avon
Crawley
Feltham
Hayes
Waterlooville
Chelmsford
Basingstoke
Dover
Worthing
Woking
Ipswich

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to London . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. All flights to London from New York on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo helps you find the best flight between New York and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from New York to London right now. Can momondo alert me if prices change?

Yes. momondo can track prices for New York to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your London Heathrow Airport 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
Sun 7/6
Sun 14/6
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Gatwick Airportfrom C$ 614
Flights to Glasgow Intl Airportfrom C$ 683
Flights to London City Airportfrom C$ 925
Flights to London Stansted Airportfrom C$ 601
Flights to London Luton Airportfrom C$ 593
Flights to London Southend Airportfrom C$ 821
Flights to Belfast Intl Airportfrom C$ 856
Flights to Belfast City Airportfrom C$ 856