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$210+ 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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — LHR
Oct 10 — Oct 171
Fri 10/10
Fri 10/17
1 adult, Economy
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Cheap 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 September 10, 2025.

Round-trip from

$471
(Bravofly)

One-way from

$210
(Flightnetwork)

Popular in

July

Cheapest in

October

Average price

$530
From New York LaGuardia to London Heathrow
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One-way flight from New York LaGuardia to London Heathrow
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Highest demand for flights based on searches. 17% potential increase in price ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 10, 2025.

This Bravofly deal was found by Cheapflights users on 9/7. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/83:30 pmLGA - LHR
1 stop10h 00mAir Canada
Wed 10/159:30 amLHR - LGA
1 stop10h 17mAir Canada
Deal found 9/7$471
This Gotogate deal was found by Cheapflights users on 9/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/103:20 pmLGA - LHR
1 stop10h 50mAir Canada
Fri 11/141:25 pmLHR - LGA
1 stop10h 38mAir Canada
Deal found 9/9$477
This World Air Fares deal was found by Cheapflights users on 9/8. 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 World Air Fares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/235:45 pmLGA - LHR
1 stop10h 50mLufthansa
Thu 10/301:25 pmLHR - LGA
1 stop12h 08mLufthansa
Deal found 9/8$478
This Mytrip deal was found by Cheapflights users on 9/9. 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.
Mon 10/2010:15 amLGA - LHR
1 stop18h 20mMultiple Airlines
Mon 10/276:50 amLHR - LGA
2 stops14h 02mMultiple Airlines
Deal found 9/9$484
This Kiwi.com deal was found by Cheapflights users on 9/8. 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.
Tue 10/75:45 pmLGA - LHR
1 stop10h 50mLufthansa
Tue 10/142:05 pmLHR - LGA
1 stop10h 32mLufthansa
Deal found 9/8$485
This lol.travel deal was found by Cheapflights users on 9/10. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/261:15 pmLGA - LHR
1 stop12h 40mUnited Airlines
Tue 11/41:25 pmLHR - LGA
1 stop10h 38mUnited Airlines
Deal found 9/10$486
This lol.travel deal was found by Cheapflights users on 9/9. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amLGA - LHR
1 stop19h 55mUnited Airlines
Thu 10/29:30 amLHR - LGA
1 stop12h 22mUnited Airlines
Deal found 9/9$487
This Flightnetwork deal was found by Cheapflights users on 9/9. 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.
Wed 10/153:30 pmLGA - LHR
1 stop10h 00mAir Canada
Thu 1/151:25 pmLHR - LGA
1 stop13h 07mAir Canada
Deal found 9/9$488
This lastminute.com deal was found by Cheapflights users on 9/8. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/233:00 pmLGA - LHR
1 stop14h 30mVirgin Atlantic
Wed 10/1512:25 pmLHR - LGA
1 stop12h 11mVirgin Atlantic
Deal found 9/8$489
This Ticket deal was found by Cheapflights users on 9/10. 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 Ticket is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:05 pmLGA - LHR
1 stop9h 30mAir Canada
Fri 9/199:30 amLHR - LGA
1 stop14h 00mAir Canada
Deal found 9/10$490
This Mytrip deal was found by Cheapflights users on 9/9. 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.
Sun 10/266:05 amLGA - LHR
1 stop21h 05mAir Canada
Tue 11/41:25 pmLHR - LGA
1 stop13h 08mAir Canada
Deal found 9/9$491
This Mytrip deal was found by Cheapflights users on 9/9. 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.
Fri 10/1710:15 amLGA - LHR
1 stop15h 15mAir Canada
Wed 10/291:25 pmLHR - LGA
1 stop12h 08mAir Canada
Deal found 9/9$492

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 September 10, 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

LaGuardia

Fly to

Heathrow

Route

Depart

Return

Price

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 10/6

6:00 am-10:40 am

1 stop23h 40m

London Heathrow

Wed 10/29

1:25 pm-9:53 am

1 stop24h 28m

$503

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 12/1

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

Wed 12/10

1:25 pm-7:02 pm

1 stop10h 37m

$516

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 12/4

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

Thu 12/11

1:25 pm-9:33 pm

1 stop13h 08m

$516

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 9/30

3:30 pm-6:30 am

1 stop10h 00m

London Heathrow

Tue 10/14

2:05 pm-7:37 pm

1 stop10h 32m

$517

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 11/5

3:20 pm-7:10 am

1 stop10h 50m

London Heathrow

Mon 11/10

1:25 pm-7:03 pm

1 stop10h 38m

$517

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 10/5

5:45 pm-9:35 am

1 stop10h 50m

London Heathrow

Fri 10/10

9:30 am-2:47 pm

1 stop10h 17m

$517

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 10/5

3:30 pm-6:30 am

1 stop10h 00m

London Heathrow

Thu 10/16

9:30 am-4:52 pm

1 stop12h 22m

$517

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 9/22

2:59 pm-6:55 am

1 stop10h 56m

London Heathrow

Tue 9/30

9:30 am-2:47 pm

1 stop10h 17m

$519

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 9/25

10:24 am-6:55 am

1 stop15h 31m

London Heathrow

Wed 10/8

9:30 am-7:37 pm

1 stop15h 07m

$520

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 10/16

2:56 pm-6:55 am

1 stop10h 59m

London Heathrow

Thu 10/23

9:30 am-7:37 pm

1 stop15h 07m

$520

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 22 results
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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 $661). Flying from New York LaGuardia Airport to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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.

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

Find hourly flight availability from LaGuardia to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 10, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 39% on flights from New York LaGuardia Airport to London Heathrow Airport by exploring options for tickets at noon.

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 September 10, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines 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.
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,963 reviews

Entertainment

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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 23h 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 $357 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $406 and $421 round-trip. Air Canada is 42% 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 $661). Flying from New York LaGuardia Airport to London Heathrow Airport in June is currently the most expensive (average of $1,098). 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
Hounslow
Hayes
Thornton Heath
Southend-on-Sea
Harrow
Canterbury
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Wembley
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from LaGuardia to Heathrow

Discover the top 5 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 September 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$357Average$640FlexibilityNo cancel feeOn-time67%
DeltaCheapest$406Average$593FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$421Average$775FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$457Average$628FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$514Average$793FlexibilityNo cancel feeOn-time70%

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