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Cheap flights from New York LaGuardia Airport, NY to London from C$ 244

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 19/11. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — LON
3 Dec — 10 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from LaGuardia to London

Discover tips and strategies to find the most affordable flight options for your journey from LaGuardia (LGA) to London (LON). 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 3 November 2025.

Round-trip from

C$ 698

One-way from

C$ 244

Popular in

December

Cheapest in

January

Average price

C$ 832
Lufthansa
  • Lufthansa
  • 1/12-8/12
  • 3 total stops
  • 33h 43m total
  • New York to London
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Delta
  • Delta
  • 16/11
  • 1 total stop
  • 9h 25m total
  • New York to London
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Highest demand for flights based on searches. 3% potential increase in price (C$ 43 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 43 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from LaGuardia to London

Enter your travel dates to find the best prices.

Cheapest flights from LaGuardia to London
Explore the most affordable flight options available from LaGuardia to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 November 2025.

Mon 1/123:30 p.m.LGA - LHR
1 stop14h 50mLufthansa
Mon 8/127:40 a.m.LHR - LGA
2 stops18h 53mLufthansa
Deal found 3/11C$ 698
Wed 5/113:15 p.m.LGA - LHR
1 stop11h 40mMultiple Airlines
Wed 12/119:00 a.m.LHR - LGA
2 stops17h 33mMultiple Airlines
Deal found 1/11C$ 699
Wed 3/127:29 p.m.LGA - LHR
1 stop30h 11mUnited Airlines
Tue 9/121:25 p.m.LHR - LGA
1 stop32h 34mUnited Airlines
Deal found 2/11C$ 700
Mon 17/117:15 a.m.LGA - LHR
1 stop23h 00mUnited Airlines
Wed 26/111:25 p.m.LHR - LGA
1 stop30h 18mUnited Airlines
Deal found 3/11C$ 707
Fri 5/125:45 a.m.LGA - LGW
1 stop23h 15mMultiple Airlines
Mon 8/122:00 p.m.LGW - LGA
1 stop35h 00mMultiple Airlines
Deal found 2/11C$ 709
Sat 8/117:29 p.m.LGA - LHR
1 stop30h 11mUnited Airlines
Sat 15/119:00 a.m.LHR - LGA
2 stops34h 28mUnited Airlines
Deal found 1/11C$ 709
Mon 1/1211:30 a.m.LGA - LHR
2 stops14h 40mAir Canada
Mon 8/126:50 a.m.LHR - LGA
2 stops17h 12mAir Canada
Deal found 3/11C$ 710
Mon 17/113:20 p.m.LGA - LHR
1 stop10h 50mUnited Airlines
Mon 24/111:25 p.m.LHR - LGA
1 stop13h 08mUnited Airlines
Deal found 2/11C$ 712
Mon 17/111:05 p.m.LGA - LHR
1 stop13h 05mMultiple Airlines
Mon 24/111:25 p.m.LHR - LGA
1 stop13h 08mMultiple Airlines
Deal found 3/11C$ 713
Mon 1/123:20 p.m.LGA - LHR
1 stop10h 50mUnited Airlines
Mon 8/121:25 p.m.LHR - LGA
1 stop10h 37mUnited Airlines
Deal found 3/11C$ 717
Tue 4/112:55 p.m.LGA - LHR
1 stop14h 55mMultiple Airlines
Tue 11/111:25 p.m.LHR - LGA
1 stop13h 08mMultiple Airlines
Deal found 3/11C$ 719
Thu 4/126:30 p.m.LGA - LGW
1 stop34h 30mMultiple Airlines
Mon 8/122:00 p.m.LGW - LGA
1 stop35h 00mMultiple Airlines
Deal found 31/10C$ 772

Cheapflights Fare Finder

 
Customize your flight search to find flights from LaGuardia to London 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 629,999 searches. Data last updated 3 November 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to London that are best for you.

Fly from

LaGuardia

Fly to

London

Route

Depart

Return

Price

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 1/12

7:29 p.m.-6:40 a.m.

1 stop30h 11m

London Heathrow

Mon 8/12

1:25 p.m.-2:42 p.m.

1 stop30h 17m

C$ 700

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 17/11

1:05 p.m.-7:10 a.m.

1 stop13h 05m

London Heathrow

Mon 24/11

1:25 p.m.-7:03 p.m.

1 stop10h 38m

C$ 716

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 3/12

1:05 p.m.-7:10 a.m.

1 stop13h 05m

London Heathrow

Mon 8/12

1:25 p.m.-7:02 p.m.

1 stop10h 37m

C$ 717

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 11/12

4:30 p.m.-6:50 a.m.

1 stop9h 20m

London Heathrow

Wed 17/12

4:00 p.m.-10:28 p.m.

1 stop11h 28m

C$ 723

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 1/3

10:25 a.m.-6:40 a.m.

1 stop15h 15m

London Heathrow

Fri 13/3

1:25 p.m.-9:52 a.m.

1 stop24h 27m

C$ 727

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 7/2

7:29 p.m.-10:50 a.m.

1 stop10h 21m

London Heathrow

Fri 27/2

1:25 p.m.-7:02 p.m.

1 stop10h 37m

C$ 727

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 13/2

3:20 p.m.-7:10 a.m.

1 stop10h 50m

London Heathrow

Fri 27/2

1:25 p.m.-7:02 p.m.

1 stop10h 37m

C$ 727

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 17/11

4:00 p.m.-6:50 a.m.

1 stop9h 50m

London Heathrow

Mon 24/11

8:55 a.m.-7:37 p.m.

2 stops15h 42m

C$ 728

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 12/1

12:40 p.m.-7:10 a.m.

1 stop13h 30m

London Heathrow

Mon 19/1

1:25 p.m.-7:02 p.m.

1 stop10h 37m

C$ 728

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Fri 14/11

6:30 a.m.-10:00 a.m.

1 stop22h 30m

London Gatwick

Fri 21/11

2:00 p.m.-12:24 p.m.

1 stop27h 24m

C$ 897

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/11

Showing 1-10 of 40 results
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Best time to book a flight from LaGuardia to London

Have a flexible travel schedule? Discover the best time to fly to London 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

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

Currently, November is the cheapest month in which you can book a flight from New York LaGuardia Airport to London (average of C$ 530). Flying from New York LaGuardia Airport to London in June is currently the most expensive (average of C$ 870). 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 London. 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?

    Departing from New York LaGuardia Airport to London will take you 9h 20m. Airlines will cover a distance of 5533 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from LaGuardia to London 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?

    Currently, November is the cheapest month in which you can book a flight from New York LaGuardia Airport to London (average of C$ 530). Flying from New York LaGuardia Airport to London in June is currently the most expensive (average of C$ 870). 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?

Book flights to London if you plan to visit one of these locations
Sutton
Twickenham
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Gatwick
Hounslow

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Alternative routes for LaGuardia to London

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