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Cheap flights from New York LaGuardia Airport to London from $268

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 9/12. 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
10:30 am - 3:02 pmLGA-YXU
4h 32m1 stop
Air Canada Logo
3:40 pm - 8:59 pmYXU-LGA
5h 19m1 stop
$467Air Canada
Find Deal
Sat, Oct 11 - Sun, Oct 19
Logo
6:30 am - 5:12 amLGA-YXU
22h 42m2 stops
Logo
6:00 am - 9:00 amYXU-LGA
27h 00m3 stops
$540
Find Deal
Wed, Sep 10 - Wed, Sep 17
Logo
6:30 am - 5:12 amLGA-YXU
22h 42m2 stops
Logo
8:00 pm - 4:30 pmYXU-LGA
20h 30m2 stops
$542
Find Deal
Wed, Sep 10 - Wed, Sep 17
Logo
6:30 am - 5:12 amLGA-YXU
22h 42m2 stops
Logo
8:00 pm - 4:30 pmYXU-LGA
20h 30m2 stops
$548
Find Deal
Fri, Sep 12 - Fri, Sep 19
Logo
7:59 pm - 5:12 amLGA-YXU
33h 13m3 stops
Logo
6:00 am - 9:00 amYXU-LGA
27h 00m3 stops
$555
Find Deal
Wed, Sep 10 - Wed, Sep 17
Logo
6:30 am - 5:12 amLGA-YXU
22h 42m3 stops
Logo
8:00 pm - 4:30 pmYXU-LGA
20h 30m2 stops
$567
Find Deal
Fri, Sep 12 - Fri, Sep 19
Air Canada Logo
10:30 am - 3:17 pmLGA-YXU
4h 47m1 stop
Air Canada Logo
3:50 pm - 7:59 pmYXU-LGA
4h 09m1 stop
$590Air Canada
Find Deal
Fri, Sep 12 - Fri, Sep 19
United Airlines Logo
10:30 am - 3:17 pmLGA-YXU
4h 47m1 stop
United Airlines Logo
10:00 am - 1:29 pmYXU-LGA
3h 29m1 stop
$697United Airlines
Find Deal
Fri, Sep 12 - Fri, Sep 19
United Airlines Logo
6:25 am - 3:02 pmLGA-YXU
8h 37m2 stops
United Airlines Logo
9:55 am - 2:55 pmYXU-LGA
5h 00m1 stop
$707United Airlines
Find Deal
Wed, Aug 27 - Wed, Sep 3
United Airlines Logo
4:50 pm - 9:27 pmLGA-YXU
4h 37m1 stop
United Airlines Logo
10:00 am - 9:17 pmYXU-LGA
11h 17m2 stops
$713United Airlines
Find Deal
Fri, Sep 12 - Fri, Sep 19

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 11
LGA10:30 amNew York LaGuardia
4h 32m
1 stop
YXU3:02 pmLondon
Oct 19
YXU3:40 pmLondon
5h 19m
1 stop
LGA8:59 pmNew York LaGuardia
$467
Find similar
Air Canada
Sep 12
LGA10:30 amNew York LaGuardia
4h 47m
1 stop
YXU3:17 pmLondon
Sep 19
YXU3:50 pmLondon
4h 09m
1 stop
LGA7:59 pmNew York LaGuardia
$590
Find similar
Air Canada
Oct 11
LGA3:50 pmNew York LaGuardia
5h 37m
1 stop
YXU9:27 pmLondon
Oct 19
YXU9:55 amLondon
6h 57m
2 stops
LGA4:52 pmNew York LaGuardia
$595
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
Sep 12
LGA10:30 amNew York LaGuardia
4h 47m
1 stop
YXU3:17 pmLondon
Sep 19
YXU10:00 amLondon
3h 29m
1 stop
LGA1:29 pmNew York LaGuardia
$697
Find similar
United Airlines
Aug 27
LGA6:25 amNew York LaGuardia
8h 37m
2 stops
YXU3:02 pmLondon
Sep 3
YXU9:55 amLondon
5h 00m
1 stop
LGA2:55 pmNew York LaGuardia
$707
Find similar
United Airlines
Sep 12
LGA4:50 pmNew York LaGuardia
4h 37m
1 stop
YXU9:27 pmLondon
Sep 19
YXU10:00 amLondon
11h 17m
2 stops
LGA9:17 pmNew York LaGuardia
$713
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 July 31, 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

Sat 10/11

10:30 am-3:02 pm

1 stop4h 32m

London

Sun 10/19

3:40 pm-8:59 pm

1 stop5h 19m

$467

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Wed 9/10

6:30 am-5:12 am

2 stops22h 42m

London

Wed 9/17

6:00 am-9:00 am

3 stops27h 00m

$540

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Wed 9/10

6:30 am-5:12 am

2 stops22h 42m

London

Wed 9/17

8:00 pm-4:30 pm

2 stops20h 30m

$542

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 9/12

6:30 am-5:12 am

2 stops22h 42m

London

Fri 9/19

8:00 pm-4:30 pm

2 stops20h 30m

$548

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Wed 9/10

7:59 pm-5:12 am

3 stops33h 13m

London

Wed 9/17

6:00 am-9:00 am

3 stops27h 00m

$555

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 9/12

6:30 am-5:12 am

3 stops22h 42m

London

Fri 9/19

8:00 pm-4:30 pm

2 stops20h 30m

$567

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 9/12

10:30 am-3:17 pm

1 stop4h 47m

London

Fri 9/19

3:50 pm-7:59 pm

1 stop4h 09m

$590

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 9/12

10:30 am-3:17 pm

1 stop4h 47m

London

Fri 9/19

10:00 am-1:29 pm

1 stop3h 29m

$697

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Wed 8/27

6:25 am-3:02 pm

2 stops8h 37m

London

Wed 9/3

9:55 am-2:55 pm

1 stop5h 00m

$707

New YorkLondon

LGA - YXU

LGAYXU

New York LaGuardia

Fri 9/12

4:50 pm-9:27 pm

1 stop4h 37m

London

Fri 9/19

10:00 am-9:17 pm

2 stops11h 17m

$713

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 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

Best Price Found

$268

Fastest flight time

3h 37m

Direct flights

None

Airports in London, Ontario

1 airport
The best one-way flight to London, Ontario from New York LaGuardia Airport in the past 72 hours is $268. The best round-trip flight deal from New York LaGuardia Airport to London, Ontario found on momondo in the last 72 hours is $467.
The fastest flight from New York LaGuardia Airport to London, Ontario takes 3h 37m
There are no direct flights from New York LaGuardia Airport to London, Ontario. Popular non-direct route for this connection is New York LaGuardia Airport - London Airport.
There is 1 airport near London, Ontario: London (YXU)
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 32m.

  • 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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