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$621+ Cheap flights from LaGuardia, NY (LGA) to London, ON (YXU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
LGA — YXU
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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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 November 21, 2025.

This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/287:30 amLGA - YXU
3 stops32h 05mMultiple Airlines
Wed 12/108:10 pmYXU - LGA
2 stops20h 45mMultiple Airlines
Deal found 11/20$916
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/283:30 pmLGA - YXU
1 stop5h 51mAir Canada
Wed 12/109:25 amYXU - LGA
1 stop5h 03mAir Canada
Deal found 11/20$1,074
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:25 amLGA - YXU
2 stops10h 56mUnited Airlines
Wed 12/109:25 amYXU - LGA
1 stop5h 03mUnited Airlines
Deal found 11/20$1,093
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/253:30 pmLGA - YXU
1 stop5h 51mAir Canada
Thu 11/279:25 amYXU - LGA
1 stop6h 13mAir Canada
Deal found 11/20$1,289
This United Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:15 amLGA - YXU
2 stops10h 50mUnited Airlines
Thu 11/275:15 amYXU - LGA
1 stop3h 58mUnited Airlines
Deal found 11/20$1,345
This Mytrip deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:55 pmLGA - YXU
2 stops25h 17mMultiple Airlines
Thu 11/278:10 pmYXU - LGA
2 stops20h 45mMultiple Airlines
Deal found 11/20$2,332

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 (YXU). 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 November 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$621
(Air Canada)

One-way from

$285
(Air Canada)
Provider with most accurate pricing for New York LaGuardia-London flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York LaGuardia-London flights.
Search Deals
From New York LaGuardia to London
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One-way flight from New York LaGuardia to London
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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 2,558,603 searches. Data last updated November 21, 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 - YXU

LGAYXU

New York LaGuardia

Fri 1/9

4:20 pm-9:21 pm

1 stop5h 01m

London

Tue 1/13

5:40 pm-10:33 pm

1 stop4h 53m

$621

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Thu 4/30

3:30 pm-9:18 pm

1 stop5h 48m

London

Mon 5/4

3:35 pm-8:48 pm

1 stop5h 13m

$621

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Sat 1/3

6:05 am-5:05 pm

1 stop11h 00m

London

Sat 1/10

5:40 pm-10:33 pm

1 stop4h 53m

$793

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Sat 1/3

7:10 am-9:21 pm

2 stops14h 11m

London

Sat 1/10

9:25 am-2:28 pm

1 stop5h 03m

$812

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Sun 1/4

11:30 am-5:05 pm

1 stop5h 35m

London

Sun 1/11

9:25 am-2:28 pm

1 stop5h 03m

$1,054

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Compare providers for flights from LaGuardia to London

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from LaGuardia to London in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New York LaGuardia Airport-London, Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on New York LaGuardia Airport-London, Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from New York LaGuardia Airport-London, Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York LaGuardia Airport-London, Ontario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York LaGuardia Airport-London, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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, Ontario?

Currently, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to London, Ontario (average of $101). Flying from New York LaGuardia Airport to London, Ontario in October is currently the most expensive (average of $184). 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.

  • What airport do you fly into for flights to London from New York LaGuardia?

    Located just 5.3 mi from the city center, London is the airport most travelers will use when flying to London from New York LaGuardia. Booking flights from New York LaGuardia to London (YXU) should be relatively easy as there are 0 daily inbound flights from New York LaGuardia from 0 different airlines.

  • How long is the flight from New York LaGuardia Airport to London, Ontario?

    Airlines like Air Canada fly from New York LaGuardia Airport to London, Ontario in about 5h 01m. The time it takes to get you to your destination can typically vary by up to . The distance between New York LaGuardia Airport and London, Ontario is about 405 mi.

  • 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, Ontario?

    Currently, January is the cheapest month in which you can book a flight from New York LaGuardia Airport to London, Ontario (average of $101). Flying from New York LaGuardia Airport to London, Ontario in October is currently the most expensive (average of $184). 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

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