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$194+ 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 3/19. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — LHR
févr. 19 — févr. 261
jeu. 2/19
jeu. 2/26
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 janvier 20, 2026.

This oojo deal was found by Cheapflights users on 1/18. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 2/164:05 pm
LGA
-
LHR
1 stop9h 55m
British Airways
lun. 2/238:45 pm
LHR
-
LGA
2 stops29h 37m
British Airways
Deal found 1/18$472
This Flightnetwork deal was found by Cheapflights users on 1/19. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 1/263:20 pm
LGA
-
LHR
1 stop10h 50m
Air Canada
mar. 2/31:25 pm
LHR
-
LGA
1 stop10h 37m
Air Canada
Deal found 1/19$474
This Booking.com deal was found by Cheapflights users on 1/18. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/173:20 pm
LGA
-
LHR
1 stop10h 50m
Air Canada
mar. 2/241:25 pm
LHR
-
LGA
1 stop10h 37m
Air Canada
Deal found 1/18$475
This Cheapflightsfares deal was found by Cheapflights users on 1/18. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 2/31:13 pm
LGA
-
LHR
2 stops13h 52m
British Airways
jeu. 2/197:50 am
LHR
-
LGA
2 stops18h 32m
British Airways
Deal found 1/18$476
This Flightnetwork deal was found by Cheapflights users on 1/18. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 2/183:20 pm
LGA
-
LHR
1 stop10h 50m
Air Canada
mer. 2/251:25 pm
LHR
-
LGA
1 stop10h 37m
Air Canada
Deal found 1/18$477
This Mytrip deal was found by Cheapflights users on 1/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 1/263:20 pm
LGA
-
LHR
1 stop10h 50m
Air Canada
mer. 2/41:25 pm
LHR
-
LGA
1 stop10h 37m
Air Canada
Deal found 1/18$478
This Kiwi.com deal was found by Cheapflights users on 1/18. 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.
jeu. 2/123:30 pm
LGA
-
LHR
1 stop12h 00m
Lufthansa
mer. 2/181:25 pm
LHR
-
LGA
1 stop13h 08m
Lufthansa
Deal found 1/18$479
This British Airways deal was found by Cheapflights users on 1/20. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 3/243:29 pm
LGA
-
LHR
1 stop11h 51m
British Airways
mer. 4/88:50 am
LHR
-
LGA
2 stops17h 25m
British Airways
Deal found 1/20$481
This British Airways deal was found by Cheapflights users on 1/18. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 3/235:23 pm
LGA
-
LHR
1 stop11h 52m
British Airways
jeu. 4/168:50 am
LHR
-
LGA
2 stops17h 25m
British Airways
Deal found 1/18$482
This Cheapflightsfares deal was found by Cheapflights users on 1/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 4/226:59 pm
LGA
-
LHR
1 stop12h 51m
British Airways
mer. 4/299:50 am
LHR
-
LGA
2 stops16h 25m
British Airways
Deal found 1/20$484

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 janvier 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$472
(British Airways)

One-way from

$194

Popular in

December

Cheapest in

February

Average price

$759
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 ($118 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 January 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 janvier 20, 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

lun. 3/23

4:05 pm-7:00 am

1 stop10h 55m

London Heathrow

mar. 4/14

9:50 am-9:15 pm

2 stops16h 25m

$482

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

mer. 2/18

3:20 pm-7:55 am

1 stop11h 35m

London Heathrow

ven. 2/27

10:25 am-8:12 pm

1 stop14h 47m

$508

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

jeu. 2/26

10:25 am-6:40 am

1 stop15h 15m

London Heathrow

mar. 3/3

1:25 pm-7:03 pm

1 stop10h 38m

$510

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

jeu. 2/26

2:59 pm-10:50 am

1 stop14h 51m

London Heathrow

ven. 3/13

1:25 pm-9:33 pm

1 stop12h 08m

$512

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

mar. 2/3

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

lun. 2/16

1:25 pm-9:33 pm

1 stop13h 08m

$515

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

lun. 2/16

10:35 am-7:10 am

1 stop15h 35m

London Heathrow

mar. 4/28

2:05 pm-7:31 pm

1 stop10h 26m

$516

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

ven. 2/13

6:00 am-10:50 am

1 stop23h 50m

London Heathrow

sam. 2/21

11:10 am-10:43 am

1 stop28h 33m

$518

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

mer. 3/25

10:35 am-7:10 am

1 stop16h 35m

London Heathrow

lun. 3/30

9:30 am-8:32 pm

2 stops16h 02m

$520

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

jeu. 2/5

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

ven. 2/13

4:20 pm-11:44 pm

1 stop12h 24m

$520

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

ven. 2/6

12:40 pm-7:10 am

1 stop13h 30m

London Heathrow

ven. 2/13

4:20 pm-11:44 pm

1 stop12h 24m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/18

Showing 1-10 of 23 results
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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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 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 Expedia the most. Expedia 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.

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 janvier 20, 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
9,188 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

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
9,188 reviews
United Airlines
7.4
Good
9,188 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

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
11,169 reviews
United Airlines
7.4
Good
9,188 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

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
10,644 reviews
United Airlines
7.4
Good
9,188 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

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
7,690 reviews
United Airlines
7.4
Good
9,188 reviews

Comfort

7.3

Entertainment

7.1

Overall

7.4

Food

6.6

Crew

8.1

Boarding

7.7

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 10h 55m. Fly via British Airways or United Airlines to get the fastest option. There are 3438 mi between New York LaGuardia Airport and London Heathrow Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $454 on this airline. Additional options worth looking into are British Airways and United Airlines, starting at $514 and $516 round-trip. Air Canada is 30% 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
Hounslow
Southend-on-Sea
Harrow
Croydon
Eastleigh
Gatwick
Dartford
Dover
Winchester
Orpington
Watford
Northampton
Hayes
Borehamwood
Broadway
Aylesbury
Chipping Norton
Horley
Kingston upon Thames

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 janvier 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$454Average$662FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$514Average$593FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$516Average$630FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$530Average$775FlexibilityNo cancel feeOn-time71%

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