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 United Airlines. Our recent data shows that you can find tickets from as low as $361 on this airline. An additional option worth looking into is Air Canada, starting at $494. United Airlines is 55% cheaper than the average price of flights available within the next 90 days to this destination.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What is the cheapest time of day to fly from LGA to LHR?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New York LaGuardia Airport to London Heathrow Airport as you normally would.

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.

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.

$206+ Cheap Flights from New York LaGuardia Airport, NY to London Heathrow Airport

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Cheap flight deals from LaGuardia to Heathrow

Cheapest

Best

Last-minute

One-way

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 August 21, 2026.

Sun 12/61:10 pm -

1 stop13h 00m

Sun 12/201:00 pm -

1 stop13h 31m

Deal found 8/19

$530

Fri 11/611:55 am -

1 stop13h 35m

Thu 11/191:00 pm -

1 stop11h 06m

Deal found 8/17

$534

Wed 11/113:30 pm -

1 stop12h 00m

Fri 11/131:00 pm -

1 stop13h 31m

Deal found 8/17

$538

Sun 11/81:10 pm -

1 stop13h 00m

Fri 11/1311:10 am -

1 stop11h 53m

Deal found 8/17

$540

Sat 11/71:10 pm -

1 stop13h 00m

Wed 11/181:00 pm -

1 stop13h 31m

Deal found 8/17

$541

Fri 11/61:10 pm -

1 stop13h 00m

Tue 11/171:00 pm -

1 stop13h 31m

Deal found 8/17

$542

Sat 11/712:45 pm -

1 stop14h 45m

Fri 11/201:00 pm -

1 stop13h 31m

Deal found 8/17

$543

Sun 11/83:15 pm -

1 stop10h 55m

Sat 11/211:00 pm -

1 stop13h 31m

Deal found 8/17

$545

Sat 11/71:10 pm -

1 stop13h 00m

Mon 11/161:00 pm -

1 stop13h 31m

Deal found 8/17

$546

Sun 9/205:30 pm -

1 stop11h 30m

Thu 10/112:05 pm -

1 stop13h 54m

Deal found 8/17

$547

Wed 11/113:15 pm -

1 stop10h 55m

Fri 11/201:00 pm -

1 stop13h 31m

Deal found 8/17

$551

Sun 11/83:30 pm -

1 stop14h 50m

Sun 11/151:00 pm -

1 stop13h 31m

Deal found 8/17

$553

Best flights from LaGuardia to Heathrow
Discover carefully curated flight deals from LaGuardia to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.

Fri 10/28:45 am -

1 stop20h 15m

Sun 10/46:50 am -

2 stops16h 51m

Deal found 8/20

$694

Thu 9/242:59 pm -

1 stop14h 41m

Tue 9/292:05 pm -

1 stop12h 25m

Deal found 8/16

$824

Mon 10/126:59 pm -

1 stop13h 16m

Sun 12/66:30 am -

2 stops15h 56m

Deal found 8/16

$828

Thu 9/104:45 pm -

1 stop10h 50m

Fri 9/182:05 pm -

1 stop10h 31m

Deal found 8/17

$833

Sat 10/178:30 pm -

1 stop29h 00m

Sat 10/247:25 am -

2 stops16h 36m

Deal found 8/16

$819

Thu 9/2410:35 am -

1 stop18h 25m

Wed 9/302:05 pm -

1 stop10h 31m

Deal found 8/18

$828

Wed 11/116:00 pm -

1 stop12h 40m

Sun 11/158:55 am -

2 stops16h 36m

Deal found 8/20

$835

Sat 9/53:30 pm -

1 stop10h 00m

Sun 9/136:50 am -

2 stops17h 35m

Deal found 8/15

$824

Tue 12/12:00 pm -

1 stop16h 40m

Sun 12/66:30 am -

2 stops15h 56m

Deal found 8/20

$835

Fri 9/183:30 pm -

1 stop13h 30m

Mon 9/216:50 am -

2 stops15h 35m

Deal found 8/16

$824

Wed 9/233:30 pm -

1 stop13h 30m

Sun 9/276:50 am -

2 stops16h 51m

Deal found 8/18

$824

Thu 9/102:55 pm -

1 stop14h 45m

Sat 9/122:05 pm -

1 stop10h 31m

Deal found 8/18

$826

Last-minute flights from LaGuardia to Heathrow
Discover last-minute flight deals from LaGuardia to Heathrow. Data last updated August 21, 2026 and is based on user searches.

Fri 9/185:30 pm -

1 stop11h 30m

Thu 10/12:05 pm -

1 stop12h 25m

Deal found 8/17

$575

Sun 9/205:30 pm -

1 stop11h 30m

Thu 10/112:05 pm -

1 stop13h 54m

Deal found 8/17

$547

Sun 9/205:30 pm -

1 stop11h 30m

Fri 9/259:30 am -

1 stop12h 11m

Deal found 8/17

$574

Sun 9/204:00 pm -

1 stop12h 35m

Sun 9/279:30 am -

1 stop12h 11m

Deal found 8/17

$576

Mon 9/212:30 pm -

1 stop11h 05m

Wed 9/309:30 am -

1 stop10h 06m

Deal found 8/17

$578

Tue 9/222:30 pm -

1 stop13h 05m

Sun 9/279:30 am -

1 stop12h 11m

Deal found 8/17

$566

Tue 9/223:30 pm -

1 stop13h 30m

Thu 10/112:05 pm -

1 stop11h 56m

Deal found 8/17

$567

Tue 9/225:30 pm -

1 stop11h 30m

Sat 9/2612:05 pm -

1 stop11h 56m

Deal found 8/17

$568

Wed 9/235:30 pm -

1 stop11h 30m

Fri 9/258:30 am -

1 stop12h 16m

Deal found 8/17

$557

Wed 9/233:30 pm -

1 stop10h 00m

Wed 9/302:05 pm -

1 stop12h 25m

Deal found 8/17

$571

Thu 9/243:30 pm -

1 stop13h 30m

Wed 9/309:30 am -

1 stop12h 11m

Deal found 8/17

$565

Thu 9/244:40 pm -

1 stop10h 55m

Sat 9/269:30 am -

1 stop12h 11m

Deal found 8/17

$573

One-way flights from LaGuardia to Heathrow
Search for one-way flight options from LaGuardia to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.

Tue 10/65:04 pm -

1 stop12h 11m

Deal found 8/16

$206

Wed 10/71:02 pm -

1 stop12h 13m

Deal found 8/18

$207

Thu 11/265:09 pm -

1 stop12h 16m

Deal found 8/17

$208

Sat 10/34:57 pm -

1 stop12h 18m

Deal found 8/17

$209

Sat 2/65:07 pm -

1 stop12h 18m

Deal found 8/19

$212

Mon 11/305:09 pm -

1 stop12h 16m

Deal found 8/20

$221

Wed 9/28:00 pm -

1 stop9h 40m

Deal found 8/18

$240

Sun 11/291:47 pm -

1 stop15h 38m

Deal found 8/20

$248

Thu 9/172:30 pm -

1 stop11h 05m

Deal found 8/18

$250

Wed 9/23:30 pm -

1 stop13h 30m

Deal found 8/18

$251

Tue 9/296:00 pm -

1 stop10h 15m

Deal found 8/18

$259

Find flight deals from LaGuardia to Heathrow

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$534
One-way from	$206 (KAYAK)
Popular in	June
Cheapest in	November
Average price	$803

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. 24% potential increase in price ($264 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 9% potential price decrease ($73 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2026

Search Deals

Cheapflights Fare Finder

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 New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Fri 10/2

8:45 am-10:00 am

1 stop20h 15m

London Heathrow

Sun 10/4

6:50 am-6:41 pm

2 stops16h 51m

$694

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Sat 10/17

8:30 pm-6:30 am

1 stop29h 00m

London Heathrow

Sat 10/24

7:25 am-7:01 pm

2 stops16h 36m

$819

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Thu 9/24

2:59 pm-10:40 am

1 stop14h 41m

London Heathrow

Tue 9/29

2:05 pm-9:30 pm

1 stop12h 25m

$824

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Sat 9/5

3:30 pm-6:30 am

1 stop10h 00m

London Heathrow

Sun 9/13

6:50 am-7:25 pm

2 stops17h 35m

$824

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Fri 9/18

3:30 pm-10:00 am

1 stop13h 30m

London Heathrow

Mon 9/21

6:50 am-5:25 pm

2 stops15h 35m

$824

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Wed 9/23

3:30 pm-10:00 am

1 stop13h 30m

London Heathrow

Sun 9/27

6:50 am-6:41 pm

2 stops16h 51m

$824

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Thu 9/10

2:55 pm-10:40 am

1 stop14h 45m

London Heathrow

Sat 9/12

2:05 pm-7:36 pm

1 stop10h 31m

$826

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Mon 10/12

6:59 pm-1:15 pm

1 stop13h 16m

London Heathrow

Sun 12/6

6:30 am-5:26 pm

2 stops15h 56m

$828

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Thu 9/24

10:35 am-10:00 am

1 stop18h 25m

London Heathrow

Wed 9/30

2:05 pm-7:36 pm

1 stop10h 31m

$828

Quickest round-trip

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Thu 9/10

4:45 pm-8:35 am

1 stop10h 50m

London Heathrow

Fri 9/18

2:05 pm-7:36 pm

1 stop10h 31m

$833

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/19

Showing 1-10 of 24 resultsSorted by cheapest first

Compare providers for flights from LaGuardia to Heathrow

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from LaGuardia to Heathrow in August.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust 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 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.

LGA-LHR

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 $530). Flying from New York LaGuardia Airport to London Heathrow Airport in June is currently the most expensive (average of $1,608). 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?

Airfare is below average for this route at the moment.

New York LaGuardia Airport to London Heathrow Airport flights typically cost between $679 and $836 in November.
The cheapest round-trip price found within the last 5 days was $534 on Air Canada (Nov 6-Nov 19).

Reviews of airlines servicing Heathrow

Read reviews from past customers who have flown United 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

10,107 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

United Airlines

7.4

Good

10,107 reviews

United Airlines

7.4

Good

10,107 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

Air Canada

7.1

Good

11,514 reviews

United Airlines

7.4

Good

10,107 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Oct 2024

EWR - DEN

Terribly delayed flight, missed ongoing flight, hotel very downmarket Food voucher not accepted in hotel

Related info for your journey

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 20h 15m. 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 United Airlines. Our recent data shows that you can find tickets from as low as $361 on this airline. An additional option worth looking into is Air Canada, starting at $494. United Airlines is 55% cheaper than the average price of flights available within the next 90 days to this destination.
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 $530). Flying from New York LaGuardia Airport to London Heathrow Airport in June is currently the most expensive (average of $1,608). 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

Ilford

Dorking

Winchester

Gatwick

Hounslow

Wembley

Eastleigh

Harrow

Southend-on-Sea

Watford

Northampton

Dartford

Croydon

Chipping Norton

Kingston upon Thames

Eastbourne

Slough

Stansted

Sutton

Luton

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John F Kennedy Intl to Southend flights

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Top 2 airlines flying from LaGuardia to Heathrow

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$361	Average$719	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$494	Average$807	FlexibilityNo cancel fee	On-time67%

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$206+ 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from LaGuardia to Heathrow with Cheapflights

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Cheap flight deals from LaGuardia to Heathrow

Cheapest flights from LaGuardia to HeathrowExplore 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 August 21, 2026.

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 August 21, 2026.

Best flights from LaGuardia to HeathrowDiscover carefully curated flight deals from LaGuardia to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.

Discover carefully curated flight deals from LaGuardia to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.

Last-minute flights from LaGuardia to HeathrowDiscover last-minute flight deals from LaGuardia to Heathrow. Data last updated August 21, 2026 and is based on user searches.

Discover last-minute flight deals from LaGuardia to Heathrow. Data last updated August 21, 2026 and is based on user searches.

One-way flights from LaGuardia to HeathrowSearch for one-way flight options from LaGuardia to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.

Search for one-way flight options from LaGuardia to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.

Find flight deals from LaGuardia to Heathrow

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from New York LaGuardia Airport to London Heathrow Airport that are best for you.

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 August.

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.

Cheapflights Insights

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

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

Airfare is below average for this route at the moment.

New York LaGuardia Airport to London Heathrow Airport flights typically cost between $679 and $836 in November.The cheapest round-trip price found within the last 5 days was $534 on Air Canada (Nov 6-Nov 19).

Reviews of airlines servicing Heathrow

Related info for your journey

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

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

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

How can I find direct flights from LaGuardia to Heathrow?

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

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

Traveling to a place near London Heathrow Airport?

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.

Alternative routes for LaGuardia to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Heathrow by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from LaGuardia to Heathrow by cabin class

Find flights from LaGuardia to Heathrow, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 21, 2026.

LaGuardia and Heathrow flights

Browse other LaGuardia and Heathrow flight options. Last updated on August 21, 2026.

Other flights from LaGuardia

Browse through other flights departing from LaGuardia. Flights are based on user searches made on Cheapflights and were last updated on August 21, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from LaGuardia to Heathrow

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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 August 21, 2026.

Best flights from LaGuardia to Heathrow
Discover carefully curated flight deals from LaGuardia to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 21, 2026.

Last-minute flights from LaGuardia to Heathrow
Discover last-minute flight deals from LaGuardia to Heathrow. Data last updated August 21, 2026 and is based on user searches.

One-way flights from LaGuardia to Heathrow
Search for one-way flight options from LaGuardia to Heathrow. Find affordable one-way fares based on user searches. Data last updated August 21, 2026.

New York LaGuardia Airport to London Heathrow Airport flights typically cost between $679 and $836 in November.
The cheapest round-trip price found within the last 5 days was $534 on Air Canada (Nov 6-Nov 19).