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Cheap flights from New York LaGuardia Airport to London from $189

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 10/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from New York LaGuardia Airport to London

Cheap round-trip flights

Air Canada Logo
1:05 pm - 9:21 pmLGA-YXU
8h 16m2 stops
Air Canada Logo
5:40 pm - 10:33 pmYXU-LGA
4h 53m1 stop
$500Air Canada
Find Deal
Fri, Oct 31 - Fri, Nov 7
Air Canada Logo
12:45 pm - 5:06 pmLGA-YXU
4h 21m1 stop
Air Canada Logo
5:40 pm - 10:33 pmYXU-LGA
4h 53m1 stop
$503Air Canada
Find Deal
Fri, Oct 31 - Fri, Nov 7
Multiple Airlines Logo
6:15 am - 7:12 pmLGA-YXU
12h 57m2 stops
Multiple Airlines Logo
8:10 pm - 4:55 pmYXU-LGA
20h 45m2 stops
$580Multiple Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
Air Canada Logo
4:20 pm - 9:21 pmLGA-YXU
5h 01m1 stop
Air Canada Logo
9:25 am - 3:38 pmYXU-LGA
6h 13m1 stop
$589Air Canada
Find Deal
Fri, Nov 21 - Sun, Nov 23
Air Canada Logo
11:40 am - 5:06 pmLGA-YXU
5h 26m1 stop
Air Canada Logo
5:15 am - 10:43 amYXU-LGA
5h 28m1 stop
$600Air Canada
Find Deal
Thu, Oct 30 - Thu, Nov 6
Air Canada Logo
1:05 pm - 9:21 pmLGA-YXU
8h 16m2 stops
Air Canada Logo
5:15 am - 9:13 amYXU-LGA
3h 58m1 stop
$605Air Canada
Find Deal
Fri, Nov 21 - Sun, Nov 23
Multiple Airlines Logo
6:04 pm - 7:12 pmLGA-YXU
25h 08m3 stops
Multiple Airlines Logo
8:10 pm - 4:55 pmYXU-LGA
20h 45m2 stops
$644Multiple Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
United Airlines Logo
11:40 am - 5:06 pmLGA-YXU
5h 26m1 stop
United Airlines Logo
9:25 am - 3:38 pmYXU-LGA
6h 13m1 stop
$665United Airlines
Find Deal
Thu, Oct 30 - Thu, Nov 6
United Airlines Logo
6:15 am - 9:21 pmLGA-YXU
15h 06m2 stops
United Airlines Logo
5:40 pm - 10:33 pmYXU-LGA
4h 53m1 stop
$674United Airlines
Find Deal
Fri, Nov 21 - Sun, Nov 23
WestJet Logo
8:30 pm - 7:12 pmLGA-YXU
22h 42m2 stops
WestJet Logo
8:10 pm - 9:33 amYXU-LGA
13h 23m2 stops
$1,846WestJet
Find Deal
Thu, Oct 30 - Thu, Nov 6

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
Oct 31
LGA1:05 pmNew York LaGuardia
8h 16m
2 stops
YXU9:21 pmLondon
Nov 7
YXU5:40 pmLondon
4h 53m
1 stop
LGA10:33 pmNew York LaGuardia
$500
Find similar
Air Canada
Oct 31
LGA12:45 pmNew York LaGuardia
4h 21m
1 stop
YXU5:06 pmLondon
Nov 7
YXU5:40 pmLondon
4h 53m
1 stop
LGA10:33 pmNew York LaGuardia
$503
Find similar
Air Canada
Nov 21
LGA4:20 pmNew York LaGuardia
5h 01m
1 stop
YXU9:21 pmLondon
Nov 23
YXU9:25 amLondon
6h 13m
1 stop
LGA3:38 pmNew York LaGuardia
$589
Find similar

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
Oct 30
LGA11:40 amNew York LaGuardia
5h 26m
1 stop
YXU5:06 pmLondon
Nov 6
YXU9:25 amLondon
6h 13m
1 stop
LGA3:38 pmNew York LaGuardia
$665
Find similar
United Airlines
Nov 21
LGA6:15 amNew York LaGuardia
15h 06m
2 stops
YXU9:21 pmLondon
Nov 23
YXU5:40 pmLondon
4h 53m
1 stop
LGA10:33 pmNew York LaGuardia
$674
Find similar
United Airlines
Oct 30
LGA7:15 amNew York LaGuardia
9h 51m
2 stops
YXU5:06 pmLondon
Nov 6
YXU9:25 amLondon
5h 03m
1 stop
LGA2:28 pmNew York LaGuardia
$685
Find similar

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 September 17, 2025.
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

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 10/31

1:05 pm-9:21 pm

2 stops8h 16m

London

Fri 11/7

5:40 pm-10:33 pm

1 stop4h 53m

$500

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 10/31

12:45 pm-5:06 pm

1 stop4h 21m

London

Fri 11/7

5:40 pm-10:33 pm

1 stop4h 53m

$503

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Thu 10/30

6:15 am-7:12 pm

2 stops12h 57m

London

Thu 11/6

8:10 pm-4:55 pm

2 stops20h 45m

$580

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 11/21

4:20 pm-9:21 pm

1 stop5h 01m

London

Sun 11/23

9:25 am-3:38 pm

1 stop6h 13m

$589

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Thu 10/30

11:40 am-5:06 pm

1 stop5h 26m

London

Thu 11/6

5:15 am-10:43 am

1 stop5h 28m

$600

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 11/21

1:05 pm-9:21 pm

2 stops8h 16m

London

Sun 11/23

5:15 am-9:13 am

1 stop3h 58m

$605

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Thu 10/30

6:04 pm-7:12 pm

3 stops25h 08m

London

Thu 11/6

8:10 pm-4:55 pm

2 stops20h 45m

$644

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Thu 10/30

11:40 am-5:06 pm

1 stop5h 26m

London

Thu 11/6

9:25 am-3:38 pm

1 stop6h 13m

$665

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 11/21

6:15 am-9:21 pm

2 stops15h 06m

London

Sun 11/23

5:40 pm-10:33 pm

1 stop4h 53m

$674

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Thu 10/30

8:30 pm-7:12 pm

2 stops22h 42m

London

Thu 11/6

8:10 pm-9:33 am

2 stops13h 23m

$1,846

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 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 day to depart on your flight to London, Ontario?

According to our data, Wednesday is the cheapest day to fly to London, Ontario from New York LaGuardia Airport. The lowest ticket price found for a Wednesday departure recently was $199. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to London, Ontario on Friday is $549.

What is the cheapest time of day to depart on your flight to London, Ontario?

In the afternoon is the cheapest time of day to fly from New York LaGuardia Airport to London, Ontario when you can find flight prices for as low as $284. Flying to London, Ontario in the afternoon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to London, Ontario, so prices are often more expensive at around $514 per ticket.

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

Direct flights

None
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.
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  • 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 21m.

  • 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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