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Cheap flights from New York LaGuardia Airport to London from $382

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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — LON
8 Sep — 15 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap 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 9 August 2026.

Thu 10/915:25 -
1 stop15h 30m
Sat 12/907:25 -
2 stops18h 34m
Deal found 6/8$979
Sun 23/815:30 -
1 stop13h 30m
Tue 25/807:25 -
2 stops16h 20m
Deal found 5/8$980
Fri 25/915:30 -
1 stop13h 30m
Sun 27/906:50 -
2 stops16h 51m
Deal found 7/8$982
Thu 20/819:29 -
1 stop30h 26m
Sun 23/806:50 -
2 stops21h 40m
Deal found 4/8$983
Fri 18/908:45 -
2 stops42h 50m
Mon 21/906:50 -
2 stops18h 35m
Deal found 5/8$987
Fri 2/1010:35 -
1 stop14h 55m
Sat 3/1009:30 -
2 stops19h 00m
Deal found 4/8$1,010
Fri 6/1119:37 -
1 stop10h 13m
Sun 8/1107:30 -
2 stops16h 15m
Deal found 6/8$1,011
Mon 10/815:30 -
1 stop13h 30m
Wed 12/806:50 -
2 stops16h 55m
Deal found 5/8$1,024
Thu 27/819:29 -
1 stop30h 26m
Sun 30/806:50 -
2 stops21h 40m
Deal found 4/8$1,025
Fri 14/818:29 -
2 stops55h 01m
Mon 17/817:55 -
2 stops29h 50m
Deal found 5/8$1,038
Thu 3/918:00 -
1 stop10h 15m
Sat 5/906:30 -
2 stops14h 55m
Deal found 4/8$1,051
Tue 11/810:40 -
1 stop14h 50m
Wed 12/809:30 -
2 stops19h 00m
Deal found 5/8$1,052

Find 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 9 August 2026.

Round-trip from

$979

One-way from

$382

Popular in

July

Cheapest in

February

Average price

$1,090
United Airlines
  • United Airlines
  • 10/9-12/9
  • 3 total stops
  • 34h 04m total
  • New York to London
Search Deals
Air Canada
  • Air Canada
  • 7/1
  • 1 total stop
  • 13h 00m total
  • New York to London
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($393 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($57 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 9 August 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Thu 24/9

06:00-10:40

1 stop23h 40m

London Heathrow

Mon 28/9

14:05-08:01

1 stop22h 56m

$1,146

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Sun 23/8

15:29-09:00

1 stop12h 31m

London Heathrow

Wed 26/8

06:50-17:25

2 stops15h 35m

$1,165
Fastest return journey

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Sun 23/8

19:29-10:40

1 stop10h 11m

London Heathrow

Wed 26/8

09:30-14:37

1 stop10h 07m

$1,167

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Wed 28/10

17:35-07:10

1 stop9h 35m

London Heathrow

Sat 14/11

13:00-21:31

1 stop13h 31m

$1,170

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Fri 25/9

15:30-06:30

1 stop10h 00m

London Heathrow

Thu 1/10

14:05-19:36

1 stop10h 31m

$1,171

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Thu 27/8

10:20-06:55

1 stop15h 35m

London Heathrow

Tue 1/9

14:05-19:40

1 stop10h 35m

$1,171

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Thu 3/9

08:45-06:35

1 stop16h 50m

London Heathrow

Thu 10/9

14:05-19:36

1 stop10h 31m

$1,177

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Thu 20/8

20:00-10:40

1 stop9h 40m

London Heathrow

Thu 27/8

09:40-15:20

1 stop10h 40m

$1,181

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Sun 30/8

18:29-11:55

1 stop12h 26m

London Heathrow

Tue 8/9

14:05-19:36

1 stop10h 31m

$1,213

New YorkLondon

LGA New York LaGuardia - LHR London Heathrow

LGALHR

New York LaGuardia

Thu 10/12

16:00-06:50

1 stop9h 50m

London Heathrow

Thu 7/1

09:40-16:26

1 stop11h 46m

$1,223

Flights are sorted by cheapest return flights first.

Deals found on 7/8

Showing 1-10 of 22 resultsSorted by cheapest first
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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 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

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

Currently, February is the cheapest month in which you can book a flight from New York LaGuardia Airport to London (average of $761). Flying from New York LaGuardia Airport to London in December is currently the most expensive (average of $1,461). 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 for a return flight from New York LaGuardia Airport to London?

Airfare is typical for this route at the moment.
New York LaGuardia Airport to London flights typically cost between $744 and $1,485 in September.
The cheapest return price found within the last 5 days was $979 on United Airlines (10 Sept–12 Sept).

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?

    There are many flights that can get you from New York LaGuardia Airport to London in 23h 40m. Fly via United Airlines to get the fastest option. New York LaGuardia Airport and London are separated by 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 holiday 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, February is the cheapest month in which you can book a flight from New York LaGuardia Airport to London (average of $761). Flying from New York LaGuardia Airport to London in December is currently the most expensive (average of $1,461). 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
Hounslow
Milton Keynes
Kingston upon Thames
St. Albans
Luton
Horsham
Dover
Aylesbury
Guildford
Stansted
Braintree
Brentford
Gatwick
Uxbridge
Chertsey
Twickenham
Orpington
Teddington

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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

Fly with Cheapflights

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How does Cheapflights help users find flights from LaGuardia to London?

Deals for LaGuardia to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from LaGuardia to London.

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?

Of course! You can now track prices for flights from LaGuardia to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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