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Heathrow

$187+ Cheap flights from LaGuardia, NY (LGA) to Heathrow (LHR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — LHR
Mar 25 — Apr 11
Wed 3/25
Wed 4/1
1 adult, Economy
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Cheap flight deals from LaGuardia to Heathrow

Cheapest flights from LaGuardia to Heathrow
Explore the most affordable flight options available from LaGuardia to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 23, 2026.

This eDestinos deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:00 pm
LGA
-
LHR
1 stop9h 40m
Virgin Atlantic
Tue 9/229:40 am
LHR
-
LGA
1 stop11h 46m
Virgin Atlantic
Deal found 2/19$482
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:20 pm
LGA
-
LHR
2 stops13h 00m
Air Canada
Tue 3/107:25 pm
LHR
-
LGA
2 stops30h 08m
Air Canada
Deal found 2/20$495
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/185:40 pm
LGA
-
LHR
1 stop9h 30m
Lufthansa
Tue 3/318:30 am
LHR
-
LGA
1 stop17h 02m
Lufthansa
Deal found 2/19$496
This Kiwi.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/264:20 pm
LGA
-
LHR
1 stop10h 10m
Lufthansa
Mon 3/308:30 am
LHR
-
LGA
1 stop17h 02m
Lufthansa
Deal found 2/18$498
This Booking.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:20 pm
LGA
-
LHR
2 stops13h 00m
Air Canada
Wed 3/116:00 am
LHR
-
LGA
2 stops19h 33m
Air Canada
Deal found 2/19$499
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/35:35 pm
LGA
-
LHR
1 stop11h 25m
Lufthansa
Thu 4/92:05 pm
LHR
-
LGA
1 stop12h 25m
Lufthansa
Deal found 2/19$503
This Kiwi.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/35:35 pm
LGA
-
LHR
1 stop11h 25m
Lufthansa
Mon 4/62:05 pm
LHR
-
LGA
1 stop12h 25m
Lufthansa
Deal found 2/20$504
This Kiwi.com deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/305:35 pm
LGA
-
LHR
1 stop11h 25m
Lufthansa
Mon 4/132:05 pm
LHR
-
LGA
1 stop12h 25m
Lufthansa
Deal found 2/18$505
This Booking.com deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/63:20 pm
LGA
-
LHR
1 stop10h 50m
Air Canada
Thu 3/121:25 pm
LHR
-
LGA
1 stop12h 08m
Air Canada
Deal found 2/20$506
This Booking.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/193:20 pm
LGA
-
LHR
1 stop10h 50m
Air Canada
Mon 2/231:25 pm
LHR
-
LGA
1 stop13h 08m
Air Canada
Deal found 2/19$509

Find flight deals from LaGuardia to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$495
(Booking.com)

One-way from

$187
(Ticket)

Popular in

December

Cheapest in

March

Average price

$598
Provider with most accurate pricing for New York LaGuardia-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York LaGuardia-London Heathrow flights.
Search Deals
From New York LaGuardia to London Heathrow
Search Deals
One-way flight from New York LaGuardia to London Heathrow
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($121 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($34 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from LaGuardia to Heathrow 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, Cheapflights users made 2,558,603 searches. Data last updated February 23, 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

LaGuardia

Fly to

Heathrow

Route

Depart

Return

Price

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 2/26

1:15 pm-5:55 am

1 stop11h 40m

London Heathrow

Mon 3/2

6:00 pm-2:18 pm

2 stops25h 18m

$526

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 3/20

2:59 pm-6:40 am

1 stop11h 41m

London Heathrow

Wed 3/25

1:25 pm-9:33 pm

1 stop12h 08m

$527

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 3/3

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

Thu 3/19

1:25 pm-9:33 pm

1 stop12h 08m

$534

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 2/26

10:25 am-6:40 am

1 stop15h 15m

London Heathrow

Tue 3/3

1:25 pm-7:03 pm

1 stop10h 38m

$535

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 3/5

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

Mon 3/9

1:00 pm-10:33 pm

1 stop13h 33m

$536

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 3/20

7:29 pm-6:40 am

1 stop31h 11m

London Heathrow

Sat 4/4

12:40 pm-10:31 pm

2 stops38h 51m

$538

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 3/21

6:00 am-10:50 am

1 stop24h 50m

London Heathrow

Sat 4/4

12:40 pm-10:31 pm

2 stops38h 51m

$538

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 3/2

2:59 pm-6:50 am

1 stop10h 51m

London Heathrow

Sun 3/8

9:40 am-7:30 pm

1 stop13h 50m

$540

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 2/25

5:09 pm-8:45 am

1 stop10h 36m

London Heathrow

Sat 2/28

1:05 pm-8:31 pm

1 stop12h 26m

$540

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 2/25

5:09 pm-8:45 am

1 stop10h 36m

London Heathrow

Sun 3/1

9:40 am-6:24 pm

1 stop13h 44m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/18

Showing 1-10 of 22 results
1
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Compare providers for flights from LaGuardia to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from LaGuardia to Heathrow in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New York LaGuardia Airport-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York LaGuardia Airport-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York LaGuardia Airport-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York LaGuardia Airport-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York LaGuardia Airport-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from LaGuardia to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from LaGuardia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New York LaGuardia Airport to London Heathrow Airport

What is the cheapest month to book a flight from New York LaGuardia Airport to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from New York LaGuardia Airport to London Heathrow Airport (average of $392). Flying from New York LaGuardia Airport to London Heathrow Airport in December is currently the most expensive (average of $905). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from New York LaGuardia Airport to London Heathrow Airport?

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated February 23, 2026.
Read reviews from past customers who have flown United Airlines, American Airlines, and Air Canada from New York LaGuardia Airport to London Heathrow Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,339 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
9,339 reviews
United Airlines
7.4
Good
9,339 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
11,341 reviews
United Airlines
7.4
Good
9,339 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
Air Canada
7.1
Good
10,738 reviews
United Airlines
7.4
Good
9,339 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
British Airways
6.7
Okay
7,757 reviews
United Airlines
7.4
Good
9,339 reviews

Comfort

7.3

Crew

8.1

Entertainment

7.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

Find useful and relevant information for your journey from LaGuardia to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from New York LaGuardia Airport to London Heathrow Airport?

    There are many flights that can get you from New York LaGuardia Airport to London Heathrow Airport in 11h 40m. Fly via United Airlines to get the fastest option. There are 3438 mi between New York LaGuardia Airport and London Heathrow Airport.

  • What are the cheapest airlines flying from New York LaGuardia Airport to London Heathrow Airport round-trip?

    Our cheapest airline available from New York LaGuardia Airport to London Heathrow Airport is Air Canada. Our recent data shows that you can find tickets from as low as $480 on this airline. Additional options worth looking into are British Airways and United Airlines, starting at $514 and $516 round-trip. Air Canada is 27% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from New York LaGuardia Airport to London Heathrow Airport one-way?

    One-way options have recently been found by users for as low as $174 on United Airlines. Other airlines that offer cheap prices include Air Canada from $284 and Delta from $298 one-way.

  • Can I find deals for flights from LaGuardia to Heathrow that include hotel bookings?

    Yes. In addition to deals on LaGuardia to Heathrow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from LaGuardia to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from LaGuardia to Heathrow.

  • Can I find deals for business class flights from LaGuardia to Heathrow?

    Yes. Cheapflights offers flight deals from LaGuardia to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from New York LaGuardia Airport to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from New York LaGuardia Airport to London Heathrow Airport (average of $392). Flying from New York LaGuardia Airport to London Heathrow Airport in December is currently the most expensive (average of $905). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Ilford
Croydon
Hounslow
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Northampton
Watford
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Kingston upon Thames
Eastbourne

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from LaGuardia to Heathrow

Discover the top 4 airlines that operate flights from LaGuardia to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$480Average$706FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$514Average$652FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$516Average$617FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$530Average$775FlexibilityNo cancel feeOn-time71%

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