Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from New York LaGuardia Airport to London from C$ 244

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 16/11. 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.
United Airlines Logo
7:29 p.m. - 6:40 a.m.LGA-LHR
30h 11m1 stop
United Airlines Logo
1:25 p.m. - 4:59 p.m.LHR-LGA
32h 34m1 stop
C$ 700United Airlines
Find Deal
Wed, 3 Dec - Tue, 9 Dec
United Airlines Logo
7:29 p.m. - 6:40 a.m.LGA-LHR
30h 11m1 stop
United Airlines Logo
1:25 p.m. - 11:57 a.m.LHR-LGA
27h 32m1 stop
C$ 712United Airlines
Find Deal
Mon, 5 Jan - Sun, 18 Jan
United Airlines Logo
1:05 p.m. - 7:10 a.m.LGA-LHR
13h 05m1 stop
United Airlines Logo
1:25 p.m. - 7:03 p.m.LHR-LGA
10h 38m1 stop
C$ 713United Airlines
Find Deal
Mon, 17 Nov - Mon, 24 Nov
United Airlines Logo
3:20 p.m. - 7:10 a.m.LGA-LHR
10h 50m1 stop
United Airlines Logo
1:25 p.m. - 7:03 p.m.LHR-LGA
10h 38m1 stop
C$ 714United Airlines
Find Deal
Mon, 17 Nov - Mon, 24 Nov
Multiple Airlines Logo
3:20 p.m. - 7:10 a.m.LGA-LHR
10h 50m1 stop
Multiple Airlines Logo
1:25 p.m. - 9:33 p.m.LHR-LGA
13h 08m1 stop
C$ 716Multiple Airlines
Find Deal
Mon, 17 Nov - Mon, 24 Nov
Delta Logo
4:30 p.m. - 6:50 a.m.LGA-LHR
9h 20m1 stop
Delta Logo
4:00 p.m. - 10:28 p.m.LHR-LGA
11h 28m1 stop
C$ 723Delta
Find Deal
Thu, 11 Dec - Wed, 17 Dec
Virgin Atlantic Logo
4:00 p.m. - 11:40 a.m.LGA-LHR
14h 40m1 stop
Virgin Atlantic Logo
8:55 a.m. - 7:37 p.m.LHR-LGA
15h 42m2 stops
C$ 728Virgin Atlantic
Find Deal
Mon, 17 Nov - Mon, 24 Nov
Virgin Atlantic Logo
4:00 p.m. - 11:25 a.m.LGA-LHR
14h 25m1 stop
Virgin Atlantic Logo
6:30 a.m. - 7:45 p.m.LHR-LGA
18h 15m2 stops
C$ 730Virgin Atlantic
Find Deal
Wed, 19 Nov - Thu, 27 Nov
Delta Logo
5:00 p.m. - 7:50 a.m.LGA-LHR
9h 50m1 stop
Delta Logo
9:40 a.m. - 3:30 p.m.LHR-LGA
10h 50m1 stop
C$ 738Delta
Find Deal
Fri, 12 Dec - Tue, 16 Dec
Multiple Airlines Logo
1:05 p.m. - 10:00 a.m.LGA-LHR
15h 55m1 stop
Multiple Airlines Logo
2:05 p.m. - 9:28 p.m.LHR-LGA
12h 23m1 stop
C$ 751Multiple Airlines
Find Deal
Sun, 29 Mar - Sat, 4 Apr

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
3 Dec
LGA7:29 p.m.New York LaGuardia
30h 11m
1 stop
LHR6:40 a.m.London Heathrow
9 Dec
LHR1:25 p.m.London Heathrow
32h 34m
1 stop
LGA4:59 p.m.New York LaGuardia
C$ 700
Find similar
United Airlines
8 Nov
LGA7:29 p.m.New York LaGuardia
30h 11m
1 stop
LHR6:40 a.m.London Heathrow
15 Nov
LHR9:00 a.m.London Heathrow
34h 28m
2 stops
LGA2:28 p.m.New York LaGuardia
C$ 709
Find similar
United Airlines
5 Jan
LGA7:29 p.m.New York LaGuardia
30h 11m
1 stop
LHR6:40 a.m.London Heathrow
9 Jan
LHR1:25 p.m.London Heathrow
32h 32m
1 stop
LGA4:57 p.m.New York LaGuardia
C$ 712
Find similar

Delta flights from New York LaGuardia Airport to London Heathrow Airport

Our best Delta deals on New York LaGuardia Airport to London Heathrow Airport flight tickets
Delta
11 Dec
LGA4:30 p.m.New York LaGuardia
9h 20m
1 stop
LHR6:50 a.m.London Heathrow
16 Dec
LHR9:40 a.m.London Heathrow
10h 50m
1 stop
LGA3:30 p.m.New York LaGuardia
C$ 723
Find similar
Delta
6 Nov
LGA1:59 p.m.New York LaGuardia
12h 51m
1 stop
LHR7:50 a.m.London Heathrow
13 Nov
LHR8:40 a.m.London Heathrow
16h 07m
2 stops
LGA7:47 p.m.New York LaGuardia
C$ 730
Find similar
Delta
10 Nov
LGA11:00 a.m.New York LaGuardia
14h 25m
1 stop
LHR6:25 a.m.London Heathrow
13 Nov
LHR8:40 a.m.London Heathrow
16h 07m
2 stops
LGA7:47 p.m.New York LaGuardia
C$ 731
Find similar

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 3 November 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 3/12

7:29 p.m.-6:40 a.m.

1 stop30h 11m

London Heathrow

Tue 9/12

1:25 p.m.-4:59 p.m.

1 stop32h 34m

C$ 700

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 5/1

7:29 p.m.-6:40 a.m.

1 stop30h 11m

London Heathrow

Sun 18/1

1:25 p.m.-11:57 a.m.

1 stop27h 32m

C$ 712

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 17/11

1:05 p.m.-7:10 a.m.

1 stop13h 05m

London Heathrow

Mon 24/11

1:25 p.m.-7:03 p.m.

1 stop10h 38m

C$ 713

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 17/11

3:20 p.m.-7:10 a.m.

1 stop10h 50m

London Heathrow

Mon 24/11

1:25 p.m.-7:03 p.m.

1 stop10h 38m

C$ 714

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 17/11

3:20 p.m.-7:10 a.m.

1 stop10h 50m

London Heathrow

Mon 24/11

1:25 p.m.-9:33 p.m.

1 stop13h 08m

C$ 716

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 11/12

4:30 p.m.-6:50 a.m.

1 stop9h 20m

London Heathrow

Wed 17/12

4:00 p.m.-10:28 p.m.

1 stop11h 28m

C$ 723

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 17/11

4:00 p.m.-11:40 a.m.

1 stop14h 40m

London Heathrow

Mon 24/11

8:55 a.m.-7:37 p.m.

2 stops15h 42m

C$ 728

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 19/11

4:00 p.m.-11:25 a.m.

1 stop14h 25m

London Heathrow

Thu 27/11

6:30 a.m.-7:45 p.m.

2 stops18h 15m

C$ 730

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 12/12

5:00 p.m.-7:50 a.m.

1 stop9h 50m

London Heathrow

Tue 16/12

9:40 a.m.-3:30 p.m.

1 stop10h 50m

C$ 738

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 29/3

1:05 p.m.-10:00 a.m.

1 stop15h 55m

London Heathrow

Sat 4/4

2:05 p.m.-9:28 p.m.

1 stop12h 23m

C$ 751

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 February is, on average, the cheapest month to fly to London Heathrow Airport from New York LaGuardia Airport, with most prices found around C$ 636. If you aren’t able to travel to London Heathrow Airport during the month of February, then flying in March is also cheap. Prices for this month can be found on momondo for an average of C$ 672.

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$ 924. 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 Sunday, 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$ 1,002.

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$ 807. In the afternoon is when there is more demand to fly to London Heathrow Airport, so prices are often more expensive at around C$ 1,007 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

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.
Search flight deals

  • 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. 9h 20m 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
Ipswich
Poole
Dartford
Gatwick
Ilford
Swindon
Chelmsford
Wokingham
Slough
Canterbury
Stratford-upon-Avon
Feltham
Hayes
Uxbridge
Wembley
Waterlooville
Newport
Basingstoke
Milton Keynes

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
Wed 3/12
Wed 10/12
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$ 658
Flights to London City Airportfrom C$ 825
Flights to London Luton Airportfrom C$ 717
Flights to London Stansted Airportfrom C$ 644
Flights to London Southend Airportfrom C$ 799
Flights to Glasgow Intl Airportfrom C$ 734
Flights to Belfast Intl Airportfrom C$ 843
Flights to Belfast City Airportfrom C$ 870