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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 28/9. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — LON
11 Oct — 18 Oct1
1 adult
1 adult, Economy

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 11 September 2025.

Round-trip from

C$ 664

One-way from

C$ 244

Popular in

December

Cheapest in

January

Average price

C$ 816
6/12-8/12
  • 6/12-8/12
  • 2 total stops
  • 47h 21m total
  • New York to London
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27/9
  • 27/9
  • 1 total stop
  • 33h 36m total
  • New York to London
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Highest demand for flights based on searches. 3% potential increase in price (C$ 46 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease (C$ 49 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 London

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 11 September 2025.

Sat 6/123:00 p.m.LGA - LGW
1 stop14h 05mMultiple Airlines
Mon 8/122:00 p.m.LGW - LGA
1 stop33h 16mMultiple Airlines
Deal found 10/9C$ 664
Sun 12/109:59 a.m.LGA - LGW
1 stop19h 11mMultiple Airlines
Sat 1/112:00 p.m.LGW - LGA
1 stop24h 00mMultiple Airlines
Deal found 9/9C$ 665
Thu 4/127:15 p.m.LGA - LGW
1 stop33h 45mMultiple Airlines
Mon 8/122:00 p.m.LGW - LGA
1 stop29h 00mMultiple Airlines
Deal found 10/9C$ 668
Thu 16/109:59 a.m.LGA - LGW
1 stop19h 01mMultiple Airlines
Mon 3/112:00 p.m.LGW - LGA
1 stop24h 00mMultiple Airlines
Deal found 10/9C$ 679
Sat 4/101:29 p.m.LGA - LGW
1 stop15h 31mMultiple Airlines
Tue 7/102:00 p.m.LGW - LGA
1 stop24h 00mMultiple Airlines
Deal found 10/9C$ 680
Wed 3/127:15 p.m.LGA - LGW
1 stop33h 45mMultiple Airlines
Mon 8/122:00 p.m.LGW - LGA
1 stop33h 16mMultiple Airlines
Deal found 11/9C$ 682
Sun 28/96:30 a.m.LGA - LGW
1 stop22h 40mMultiple Airlines
Tue 7/102:00 p.m.LGW - LGA
1 stop24h 00mMultiple Airlines
Deal found 10/9C$ 683
Mon 6/109:59 a.m.LGA - LGW
1 stop19h 01mMultiple Airlines
Fri 31/102:00 p.m.LGW - LGA
1 stop34h 50mMultiple Airlines
Deal found 11/9C$ 690
Sat 27/97:34 p.m.LGA - LGW
1 stop33h 36mMultiple Airlines
Wed 1/102:00 p.m.LGW - LGA
1 stop24h 00mMultiple Airlines
Deal found 10/9C$ 693
Mon 29/99:59 a.m.LGA - LGW
1 stop19h 01mMultiple Airlines
Thu 2/102:00 p.m.LGW - LGA
1 stop24h 00mMultiple Airlines
Deal found 10/9C$ 694
Fri 3/106:30 a.m.LGA - LGW
1 stop22h 30mMultiple Airlines
Tue 7/102:00 p.m.LGW - LGA
1 stop24h 00mMultiple Airlines
Deal found 10/9C$ 697
Fri 12/96:00 a.m.LGA - LHR
1 stop23h 40mUnited Airlines
Thu 25/99:30 a.m.LHR - LGA
1 stop29h 02mUnited Airlines
Deal found 10/9C$ 698

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 11 September 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 - LGW

LGALGW

New York LaGuardia

Sun 12/10

9:59 a.m.-10:10 a.m.

1 stop19h 11m

London Gatwick

Sat 1/11

2:00 p.m.-10:00 a.m.

1 stop24h 00m

C$ 665

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Thu 4/12

7:15 p.m.-10:00 a.m.

1 stop33h 45m

London Gatwick

Mon 8/12

2:00 p.m.-2:00 p.m.

1 stop29h 00m

C$ 668

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Sat 27/9

7:34 p.m.-10:10 a.m.

1 stop33h 36m

London Gatwick

Thu 2/10

2:00 p.m.-9:00 a.m.

1 stop24h 00m

C$ 682

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Tue 21/10

5:55 a.m.-10:00 a.m.

1 stop23h 05m

London Gatwick

Thu 13/11

2:00 p.m.-6:16 p.m.

1 stop33h 16m

C$ 690

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Sun 28/9

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

1 stop22h 40m

London Gatwick

Thu 2/10

2:00 p.m.-8:29 p.m.

1 stop35h 29m

C$ 693

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Sun 5/10

5:55 a.m.-10:10 a.m.

1 stop23h 15m

London Gatwick

Wed 8/10

2:00 p.m.-8:29 p.m.

1 stop35h 29m

C$ 701

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Sun 12/10

5:55 a.m.-10:10 a.m.

1 stop23h 15m

London Gatwick

Fri 31/10

2:00 p.m.-8:50 p.m.

1 stop34h 50m

C$ 704

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 10/10

7:29 p.m.-6:55 a.m.

1 stop30h 26m

London Heathrow

Fri 17/10

4:00 p.m.-9:24 a.m.

1 stop22h 24m

C$ 708

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Sat 4/10

7:10 a.m.-10:00 a.m.

1 stop21h 50m

London Gatwick

Wed 8/10

2:00 p.m.-8:29 p.m.

1 stop35h 29m

C$ 710

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 1/3

10:29 a.m.-6:40 a.m.

1 stop15h 11m

London Heathrow

Fri 13/3

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

1 stop24h 27m

C$ 715

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 45 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, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to London (average of C$ 560). Flying from New York LaGuardia Airport to London in July is currently the most expensive (average of C$ 856). 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 30h 26m. Airlines will cover a distance of 5533 km.

  • 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, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to London (average of C$ 560). Flying from New York LaGuardia Airport to London in July is currently the most expensive (average of C$ 856). 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
Brentford
Sutton
Hounslow
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Southall

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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.
Newark to Heathrow flights
John F Kennedy Intl to Heathrow flights
John F Kennedy Intl to Gatwick flights

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from LaGuardia to London, users can toggle the no change fees filter when performing a flight search.

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

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