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Cheap flights from New York LaGuardia Airport, NY to London from C$ 414

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 14/7. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — LON
25 Jun — 2 Jul1
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 26 May 2026.

Tue 11/86:00 a.m.
LGA
-
LHR
1 stop23h 40m
United Airlines
Sat 22/82:05 p.m.
LHR
-
LGA
1 stop29h 32m
United Airlines
Deal found 24/5C$ 1,091
Tue 18/86:00 a.m.
LGA
-
LHR
1 stop23h 40m
United Airlines
Wed 26/812:40 p.m.
LHR
-
LGA
2 stops29h 55m
United Airlines
Deal found 24/5C$ 1,098
Mon 3/85:40 p.m.
LGA
-
LHR
1 stop11h 20m
United Airlines
Sat 22/87:25 a.m.
LHR
-
LGA
2 stops16h 35m
United Airlines
Deal found 21/5C$ 1,102
Mon 12/107:48 p.m.
LGA
-
LHR
1 stop9h 52m
United Airlines
Sat 17/109:30 a.m.
LHR
-
LGA
1 stop10h 06m
United Airlines
Deal found 25/5C$ 1,103
Thu 3/910:20 a.m.
LGA
-
LHR
1 stop15h 35m
United Airlines
Sat 12/96:55 a.m.
LHR
-
LGA
2 stops17h 06m
United Airlines
Deal found 22/5C$ 1,104
Sat 22/83:30 p.m.
LGA
-
LHR
1 stop10h 00m
United Airlines
Sat 29/86:55 a.m.
LHR
-
LGA
2 stops16h 50m
United Airlines
Deal found 25/5C$ 1,106
Sun 9/82:51 p.m.
LGA
-
LHR
1 stop11h 04m
United Airlines
Sat 22/82:05 p.m.
LHR
-
LGA
1 stop10h 32m
United Airlines
Deal found 23/5C$ 1,109
Tue 27/103:30 p.m.
LGA
-
LHR
1 stop11h 40m
Air Canada
Thu 26/111:00 p.m.
LHR
-
LGA
1 stop11h 42m
Air Canada
Deal found 25/5C$ 1,110
Wed 26/85:40 p.m.
LGA
-
LHR
1 stop11h 20m
Air Canada
Wed 9/99:30 a.m.
LHR
-
LGA
1 stop12h 26m
Air Canada
Deal found 22/5C$ 1,111
Tue 8/93:30 p.m.
LGA
-
LHR
1 stop10h 00m
United Airlines
Tue 15/92:05 p.m.
LHR
-
LGA
1 stop10h 31m
United Airlines
Deal found 25/5C$ 1,113
Thu 8/102:32 p.m.
LGA
-
LHR
1 stop11h 23m
United Airlines
Sat 17/109:30 a.m.
LHR
-
LGA
1 stop10h 06m
United Airlines
Deal found 21/5C$ 1,114
Thu 13/81:00 p.m.
LGA
-
LGW
2 stops15h 25m
Delta
Tue 25/810:35 a.m.
LGW
-
LGA
2 stops17h 49m
Delta
Deal found 22/5C$ 1,140

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 26 May 2026.

Round-trip from

C$ 1,091

One-way from

C$ 414

Popular in

December

Cheapest in

February

Average price

C$ 1,028
United Airlines
  • United Airlines
  • 11/8-22/8
  • 2 total stops
  • 53h 12m total
  • New York to London
Search Deals
14/7
  • 14/7
  • 1 total stop
  • 32h 31m total
  • New York to London
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

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 26 May 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 round-trip
Quickest round-trip

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 14/10

3:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Wed 21/10

2:05 p.m.-7:36 p.m.

1 stop10h 31m

C$ 1,113

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 14/10

3:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Thu 22/10

2:05 p.m.-7:36 p.m.

1 stop10h 31m

C$ 1,113

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 14/10

3:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Tue 20/10

2:05 p.m.-7:36 p.m.

1 stop10h 31m

C$ 1,113

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Thu 1/10

1:00 p.m.-9:25 a.m.

2 stops15h 25m

London Gatwick

Fri 9/10

10:25 a.m.-11:34 p.m.

2 stops18h 09m

C$ 1,245

New YorkLondon

LGA - LGW

LGALGW

New York LaGuardia

Wed 10/6

8:29 p.m.-10:00 a.m.

1 stop32h 31m

London Gatwick

Wed 17/6

2:00 p.m.-4:01 p.m.

1 stop31h 01m

C$ 1,266

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 10/6

1:25 p.m.-6:45 a.m.

1 stop12h 20m

London Heathrow

Wed 17/6

9:30 a.m.-2:37 p.m.

1 stop10h 07m

C$ 1,278

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Fri 26/6

3:30 p.m.-6:30 a.m.

1 stop10h 00m

London Heathrow

Sun 28/6

2:05 p.m.-7:40 p.m.

1 stop10h 35m

C$ 1,372

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Mon 15/6

10:29 a.m.-6:55 a.m.

1 stop15h 26m

London Heathrow

Mon 10/8

2:05 p.m.-7:37 p.m.

1 stop10h 32m

C$ 1,376

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Wed 24/6

7:05 p.m.-11:50 a.m.

1 stop11h 45m

London Heathrow

Wed 1/7

9:30 a.m.-2:37 p.m.

1 stop10h 07m

C$ 1,379

New YorkLondon

LGA - LHR

LGALHR

New York LaGuardia

Sat 13/6

2:51 p.m.-6:55 a.m.

1 stop11h 04m

London Heathrow

Sat 20/6

9:30 a.m.-2:37 p.m.

1 stop10h 07m

C$ 1,400

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/5

Showing 1-10 of 43 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 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$ 497). Flying from New York LaGuardia Airport to London in May is currently the most expensive (average of C$ 932). 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 to fly round-trip from New York LaGuardia Airport to London?

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?

    Departing from New York LaGuardia Airport to London will take you 10h. 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$ 497). Flying from New York LaGuardia Airport to London in May is currently the most expensive (average of C$ 932). 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
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Hounslow
Slough
Marlow
Cobham
Watford
Luton
High Wycombe

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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 Gatwick flights
John F Kennedy Intl to Heathrow flights

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

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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?

Not ready to book yet? You can track prices for flights from LaGuardia to London on Cheapflights with our Price Alert feature and get notified when better prices are available.

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