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Cheap flights from New York LaGuardia Airport to London from $332

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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — LON
11 Mar — 18 Mar1
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 February 2026.

Thu 19/215:20
LGA
-
LHR
1 stop10h 50m
Air Canada
Mon 23/213:25
LHR
-
LGA
1 stop10h 37m
Air Canada
Deal found 8/2$728
Wed 25/316:20
LGA
-
LHR
1 stop10h 10m
Lufthansa
Wed 1/414:05
LHR
-
LGA
1 stop12h 25m
Lufthansa
Deal found 7/2$729
Sun 8/316:25
LGA
-
LHR
1 stop10h 05m
Air Canada
Sun 15/318:00
LHR
-
LGA
1 stop19h 18m
Air Canada
Deal found 6/2$734
Sat 21/219:29
LGA
-
LHR
1 stop30h 11m
United Airlines
Fri 27/213:25
LHR
-
LGA
1 stop25h 28m
United Airlines
Deal found 7/2$735
Sun 8/306:00
LGA
-
LHR
1 stop24h 50m
United Airlines
Sun 15/313:25
LHR
-
LGA
1 stop24h 28m
United Airlines
Deal found 6/2$737
Sun 1/319:50
LGA
-
LHR
1 stop10h 30m
Air Canada
Fri 6/311:10
LHR
-
LGA
1 stop11h 48m
Air Canada
Deal found 6/2$738
Sun 1/306:00
LGA
-
LHR
1 stop23h 50m
United Airlines
Wed 18/311:10
LHR
-
LGA
1 stop24h 57m
United Airlines
Deal found 8/2$742
Mon 9/219:45
LGA
-
LHR
1 stop30h 25m
United Airlines
Tue 17/209:00
LHR
-
LGA
2 stops19h 44m
United Airlines
Deal found 8/2$744
Thu 5/221:21
LGA
-
LHR
1 stop32h 54m
United Airlines
Mon 9/213:25
LHR
-
LGA
1 stop27h 33m
United Airlines
Deal found 5/2$745
Sat 14/219:15
LGA
-
LHR
1 stop31h 40m
United Airlines
Sat 21/211:10
LHR
-
LGA
1 stop28h 33m
United Airlines
Deal found 8/2$749
Thu 12/210:25
LGA
-
LHR
1 stop15h 15m
United Airlines
Mon 9/318:00
LHR
-
LGA
2 stops28h 41m
United Airlines
Deal found 6/2$751

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 February 2026.

Round-trip from

$728

One-way from

$332

Popular in

December

Cheapest in

January

Average price

$762
Air Canada
  • Air Canada
  • 19/2-23/2
  • 2 total stops
  • 21h 27m total
  • New York to London
Search Deals
United Airlines
  • United Airlines
  • 12/4
  • 1 total stop
  • 10h 15m total
  • New York to London
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($81 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 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 February 2026.
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

Tue 10/3

06:00-10:50

1 stop24h 50m

London Heathrow

Tue 17/3

13:25-16:59

1 stop31h 34m

$735

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 21/2

19:29-06:40

1 stop30h 11m

London Heathrow

Tue 31/3

17:40-10:41

1 stop22h 01m

$742

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 25/2

10:35-07:10

1 stop15h 35m

London Heathrow

Mon 2/3

13:45-23:44

2 stops38h 59m

$744

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 8/3

08:05-11:15

1 stop23h 10m

London Heathrow

Sun 15/3

13:25-09:53

1 stop24h 28m

$745

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 18/2

14:59-10:50

1 stop14h 51m

London Heathrow

Mon 2/3

13:25-21:33

1 stop13h 08m

$755

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 26/2

14:59-06:40

1 stop10h 41m

London Heathrow

Fri 13/3

13:25-21:33

1 stop12h 08m

$757

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 11/3

15:20-07:10

1 stop11h 50m

London Heathrow

Wed 18/3

13:25-21:33

1 stop12h 08m

$759

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 20/3

19:29-10:50

1 stop11h 21m

London Heathrow

Tue 24/3

13:25-21:33

1 stop12h 08m

$761

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sun 15/2

12:40-07:10

1 stop13h 30m

London Heathrow

Sun 22/2

11:10-17:58

1 stop11h 48m

$765

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Thu 12/2

09:10-05:55

1 stop15h 45m

London Heathrow

Mon 16/2

09:00-10:43

2 stops30h 43m

$768

Flights are sorted by cheapest return flights first.

Deals found on 6/2

Showing 1-10 of 22 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 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, November is the cheapest month in which you can book a flight from New York LaGuardia Airport to London (average of $558). Flying from New York LaGuardia Airport to London in December is currently the most expensive (average of $1,289). 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 often are flights from New York to London delayed?

About 0% of weekly flights between New York and London have experienced delays in the past year, with the average delay time being 0 minutes.

What is the most punctual flight time for New York to London flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.

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 24h 50m. 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, November is the cheapest month in which you can book a flight from New York LaGuardia Airport to London (average of $558). Flying from New York LaGuardia Airport to London in December is currently the most expensive (average of $1,289). 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
Kingston upon Thames
Hounslow
Horsham
Southall
Chatham
Dover
Braintree
Gatwick
Chertsey

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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.
John F Kennedy Intl to Heathrow flights
Newark 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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