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Cheap flights from New York LaGuardia Airport to London Heathrow Airport from £117

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 6/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — LHR
23 Nov — 30 Nov1
1 adult
1 adult, Economy, 0 bags

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Enter your travel dates to find the best prices.

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 24 October 2025.

Wed 12/1110:35LGA - LHR
2 stops17h 45mMultiple Airlines
Sun 16/1106:50LHR - LGA
2 stops12h 53mMultiple Airlines
Deal found 23/10£357
Tue 18/1115:30LGA - LHR
1 stop12h 00mLufthansa
Sun 23/1113:25LHR - LGA
1 stop13h 08mLufthansa
Deal found 24/10£359
Wed 12/1110:35LGA - LHR
2 stops14h 55mMultiple Airlines
Sun 23/1106:50LHR - LGA
2 stops12h 53mMultiple Airlines
Deal found 23/10£360
Tue 2/1213:05LGA - LHR
1 stop13h 05mAir Canada
Fri 12/1213:25LHR - LGA
1 stop13h 08mAir Canada
Deal found 22/10£362
Mon 10/1110:35LGA - LHR
1 stop15h 35mAir Canada
Tue 18/1113:25LHR - LGA
1 stop13h 08mAir Canada
Deal found 23/10£363
Fri 24/1017:45LGA - LHR
1 stop10h 50mAir Canada
Fri 31/1013:25LHR - LGA
1 stop24h 28mAir Canada
Deal found 23/10£364
Wed 10/1213:05LGA - LHR
1 stop13h 05mAir Canada
Wed 24/1213:25LHR - LGA
1 stop10h 37mAir Canada
Deal found 23/10£366
Fri 24/1017:45LGA - LHR
1 stop10h 50mAir Canada
Thu 6/1106:50LHR - LGA
2 stops12h 53mAir Canada
Deal found 23/10£367
Thu 23/1017:45LGA - LHR
1 stop10h 50mAir Canada
Thu 30/1013:25LHR - LGA
1 stop12h 08mAir Canada
Deal found 22/10£369

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 24 October 2025.

Round-trip from

£357

One-way from

£117

Popular in

November

Cheapest in

February

Average price

£408
12/11-16/11
  • 12/11-16/11
  • 4 total stops
  • 30h 38m total
  • New York to London
Search Deals
Delta
  • Delta
  • 6/11
  • 1 total stop
  • 11h 40m total
  • New York to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (£18 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£11 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise 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 858,174 searches. Data last updated 24 October 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

Wed 28/1

06:00-10:50

1 stop23h 50m

London Heathrow

Tue 3/2

13:25-16:57

1 stop32h 32m

£382

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 11/11

13:05-07:10

1 stop13h 05m

London Heathrow

Wed 19/11

13:25-19:03

1 stop10h 38m

£386

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 8/12

13:05-07:10

1 stop13h 05m

London Heathrow

Thu 11/12

13:25-19:02

1 stop10h 37m

£386

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 25/11

15:20-07:10

1 stop10h 50m

London Heathrow

Tue 9/12

13:25-21:33

1 stop13h 08m

£386

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 1/12

15:00-09:00

1 stop13h 00m

London Heathrow

Sun 7/12

08:55-19:36

2 stops15h 41m

£391

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 7/11

13:59-06:25

1 stop11h 26m

London Heathrow

Mon 17/11

09:00-20:06

2 stops16h 06m

£392

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 4/11

16:55-08:45

1 stop10h 50m

London Heathrow

Mon 10/11

09:00-20:09

2 stops16h 09m

£392

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 11/1

15:20-07:10

1 stop10h 50m

London Heathrow

Mon 19/1

13:25-21:32

1 stop13h 07m

£392

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Tue 10/2

13:05-07:10

1 stop13h 05m

London Heathrow

Mon 23/2

13:25-19:02

1 stop10h 37m

£392

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 8/11

15:00-07:50

1 stop11h 50m

London Heathrow

Sat 15/11

06:30-18:35

2 stops17h 05m

£393

Flights are sorted by cheapest return flights first.

Deals found on 22/10

Showing 1-10 of 23 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 return 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 £279). Flying from New York LaGuardia Airport to London Heathrow Airport in June is currently the most expensive (average of £466). 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.

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?

    Airlines like United Airlines and Virgin Atlantic fly from New York LaGuardia Airport to London Heathrow Airport in about 13h. The time it takes to get you to your destination can typically vary by up to 10h 50m. Airlines will cover a distance of 3438 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 holiday 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 £279). Flying from New York LaGuardia Airport to London Heathrow Airport in June is currently the most expensive (average of £466). 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

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Slough
Gatwick
Hounslow
Northampton
Luton
Wembley
Ilford
Deal
Hayes
Colchester
Watford
Crawley
Winchester
Swindon
Chichester
Romford
Ipswich
Bedford

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Why should you use Cheapflights to find cheap flight tickets from LaGuardia to Heathrow?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Heathrow from LaGuardia.

Can Cheapflights find flights from LaGuardia to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from LaGuardia? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from LaGuardia to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on LaGuardia to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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