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Cheap flights from New York LaGuardia Airport to London from $296

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to London departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from New York LaGuardia Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
3:30 pm - 9:19 pm
LGA
-
YXU
5h 49m
1 stop
Air Canada Logo
5:40 pm - 10:31 pm
YXU
-
LGA
4h 51m
1 stop
$561Air Canada
Mon, Apr 20 - Mon, Apr 27
Air Canada Logo
4:00 pm - 9:38 pm
LGA
-
YXU
5h 38m
1 stop
Air Canada Logo
12:20 pm - 6:25 pm
YXU
-
LGA
6h 05m
1 stop
$580Air Canada
Thu, May 7 - Thu, May 14
Air Canada Logo
3:30 pm - 9:38 pm
LGA
-
YXU
6h 08m
2 stops
Air Canada Logo
5:10 am - 10:56 am
YXU
-
LGA
5h 46m
1 stop
$595Air Canada
Thu, May 7 - Thu, May 14
Multiple Airlines Logo
6:30 am - 6:35 am
LGA
-
YXU
24h 05m
3 stops
Multiple Airlines Logo
5:40 pm - 10:31 pm
YXU
-
LGA
4h 51m
1 stop
$634Multiple Airlines
Mon, Apr 20 - Mon, Apr 27
Multiple Airlines Logo
6:30 am - 5:20 am
LGA
-
YXU
22h 50m
3 stops
Multiple Airlines Logo
6:10 pm - 10:36 pm
YXU
-
LGA
4h 26m
1 stop
$642Multiple Airlines
Thu, May 7 - Thu, May 14
Air Canada Logo
11:40 am - 5:04 pm
LGA
-
YXU
5h 24m
1 stop
Air Canada Logo
6:10 pm - 10:36 pm
YXU
-
LGA
4h 26m
1 stop
$661Air Canada
Wed, Apr 29 - Fri, May 1
Air Canada Logo
8:55 am - 5:04 pm
LGA
-
YXU
8h 09m
2 stops
Air Canada Logo
6:10 pm - 10:36 pm
YXU
-
LGA
4h 26m
1 stop
$669Air Canada
Wed, Apr 29 - Fri, May 1
Air Canada Logo
6:30 am - 5:04 pm
LGA
-
YXU
10h 34m
2 stops
Air Canada Logo
6:10 pm - 10:36 pm
YXU
-
LGA
4h 26m
1 stop
$670Air Canada
Wed, Apr 29 - Fri, May 1
Air Canada Logo
8:55 am - 5:04 pm
LGA
-
YXU
8h 09m
2 stops
Air Canada Logo
9:30 am - 4:58 pm
YXU
-
LGA
7h 28m
2 stops
$678Air Canada
Wed, Apr 29 - Fri, May 1
United Airlines Logo
11:35 am - 5:33 pm
LGA
-
YXU
5h 58m
1 stop
United Airlines Logo
6:10 pm - 10:36 pm
YXU
-
LGA
4h 26m
1 stop
$747United Airlines
Tue, May 5 - Tue, May 12

Air Canada flights from New York LaGuardia Airport to London, Ontario

Our best Air Canada deals on New York LaGuardia Airport to London, Ontario flight tickets
Air Canada
May 7
LGA4:00 pmNew York LaGuardia
5h 38m
1 stop
YXU9:38 pmLondon
May 14
YXU12:20 pmLondon
6h 05m
1 stop
LGA6:25 pmNew York LaGuardia
$580
Air Canada
May 7
LGA3:30 pmNew York LaGuardia
6h 08m
2 stops
YXU9:38 pmLondon
May 14
YXU5:10 amLondon
5h 46m
1 stop
LGA10:56 amNew York LaGuardia
$595
Air Canada
Jun 18
LGA11:35 amNew York LaGuardia
5h 57m
1 stop
YXU5:32 pmLondon
Jun 22
YXU9:30 amLondon
5h 29m
1 stop
LGA2:59 pmNew York LaGuardia
$661

United Airlines flights from New York LaGuardia Airport to London, Ontario

Our best United Airlines deals on New York LaGuardia Airport to London, Ontario flight tickets
United Airlines
May 5
LGA11:35 amNew York LaGuardia
5h 58m
1 stop
YXU5:33 pmLondon
May 12
YXU6:10 pmLondon
4h 26m
1 stop
LGA10:36 pmNew York LaGuardia
$747
United Airlines
May 5
LGA11:20 amNew York LaGuardia
10h 18m
2 stops
YXU9:38 pmLondon
May 12
YXU5:10 amLondon
4h 19m
1 stop
LGA9:29 amNew York LaGuardia
$757
United Airlines
May 19
LGA7:25 amNew York LaGuardia
4h 18m
1 stop
YXU11:43 amLondon
May 28
YXU9:30 amLondon
8h 52m
2 stops
LGA6:22 pmNew York LaGuardia
$762

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport to London, Ontario 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, momondo users made 832,500 searches. Data last updated March 26, 2026.
Use the filters below to find and compare flights from New York LaGuardia Airport to London, Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Mon 4/20

3:30 pm-9:19 pm

1 stop5h 49m

London

Mon 4/27

5:40 pm-10:31 pm

1 stop4h 51m

$561

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Thu 5/7

4:00 pm-9:38 pm

1 stop5h 38m

London

Thu 5/14

12:20 pm-6:25 pm

1 stop6h 05m

$580

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Thu 5/7

3:30 pm-9:38 pm

2 stops6h 08m

London

Thu 5/14

5:10 am-10:56 am

1 stop5h 46m

$595

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Mon 4/20

6:30 am-6:35 am

3 stops24h 05m

London

Mon 4/27

5:40 pm-10:31 pm

1 stop4h 51m

$634

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Thu 5/7

6:30 am-5:20 am

3 stops22h 50m

London

Thu 5/14

6:10 pm-10:36 pm

1 stop4h 26m

$642
Quickest round-trip

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Wed 4/29

11:40 am-5:04 pm

1 stop5h 24m

London

Fri 5/1

6:10 pm-10:36 pm

1 stop4h 26m

$661

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Wed 4/29

8:55 am-5:04 pm

2 stops8h 09m

London

Fri 5/1

6:10 pm-10:36 pm

1 stop4h 26m

$669

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Wed 4/29

6:30 am-5:04 pm

2 stops10h 34m

London

Fri 5/1

6:10 pm-10:36 pm

1 stop4h 26m

$670

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Wed 4/29

8:55 am-5:04 pm

2 stops8h 09m

London

Fri 5/1

9:30 am-4:58 pm

2 stops7h 28m

$678

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Tue 5/5

11:35 am-5:33 pm

1 stop5h 58m

London

Tue 5/12

6:10 pm-10:36 pm

1 stop4h 26m

$747

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from New York LaGuardia Airport to London, Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from New York LaGuardia to London?

Air Canada is the most popular carrier operating from New York LaGuardia to London

What airlines fly to London, Ontario?

Porter Airlines, Air Canada and American Airlines are the top three most popular airlines that fly to London, Ontario from New York LaGuardia Airport according to our data. Porter Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to London, Ontario. Keep in mind that there are 7 different airlines that fly to London, Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from New York LaGuardia Airport to London, Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from New York LaGuardia Airport to London, Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New York LaGuardia Airport to London, Ontario (LGA to YXU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to London, Ontario

Fastest flight time

4h 00m

Direct flights

None
The fastest flight from New York LaGuardia Airport to London, Ontario takes 4h 00m
There are no direct flights from New York LaGuardia Airport to London, Ontario. There are no popular flight routes from New York LaGuardia Airport to London, Ontario.
Search flight deals

  • How far is New York LaGuardia to London by plane?

    New York LaGuardia and London are 407.7 mi apart from one another. By plane, this route typically takes 4h 00m.

  • When did momondo last update prices for flights from New York LaGuardia Airport to London Airport?

    Prices for flights from New York LaGuardia Airport to London Airport refresh daily.

  • How old do you have to be to fly from New York LaGuardia Airport to London Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from New York LaGuardia Airport to London Airport.

  • What documentation or ID do you need to fly to London Airport?

    The travel and health documents required for your trip to London Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Grand Bend
Port Stanley

Why use momondo?

Why should I use momondo to find a flight deal from New York to London?

It is quick and easy to find New York to London flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to London that suits you.

Can I find flights from New York to London with flexible booking policies on momondo?

All flight searches from New York to London on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from New York to London?

momondo helps you find the best flight between New York and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from New York to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from New York. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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