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Cheap flights from London to Montreal from $324

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London to Montreal departing on 11/2. 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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0 bags

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Cheap round-trip flights

Lufthansa Logo
6:35 am - 6:23 pmLHR-YUL
16h 48m2 stops
Lufthansa Logo
7:35 pm - 7:10 amYUL-LHR
6h 35mnonstop
$488Lufthansa
Find Deal
Tue, Feb 24 - Thu, Mar 5
Lufthansa Logo
7:40 am - 6:20 pmLHR-YUL
15h 40m1 stop
Lufthansa Logo
3:10 pm - 8:30 amYUL-LHR
12h 20m1 stop
$489Lufthansa
Find Deal
Thu, Feb 5 - Thu, Feb 12
Air Transat Logo
11:40 am - 6:25 pmLGW-YUL
11h 45m1 stop
Air Transat Logo
3:55 pm - 9:45 amYUL-LGW
12h 50m1 stop
$495Air Transat
Find Deal
Fri, Nov 21 - Sat, Nov 29
Air Canada Logo
6:50 am - 12:45 pmLHR-YUL
9h 55m1 stop
Air Canada Logo
6:35 pm - 9:40 pmYUL-LHR
22h 05m1 stop
$496Air Canada
Find Deal
Thu, Oct 30 - Thu, Nov 6
Air Transat Logo
11:40 am - 7:25 pmLGW-YUL
12h 45m1 stop
Air Transat Logo
6:20 pm - 9:45 amYUL-LGW
10h 25m1 stop
$496Air Transat
Find Deal
Sun, Feb 15 - Fri, Feb 27
Air Canada Logo
6:50 am - 11:35 amLHR-YUL
9h 45m1 stop
Air Canada Logo
9:55 pm - 9:35 amYUL-LHR
6h 40mnonstop
$501Air Canada
Find Deal
Tue, Oct 7 - Tue, Oct 14
Logo
8:30 am - 7:40 pmLGW-YUL
16h 10m1 stop
Logo
9:40 pm - 6:35 pmYUL-LGW
15h 55m1 stop
$503
Find Deal
Sun, Nov 9 - Wed, Nov 12
Logo
12:40 pm - 9:46 pmLHR-YUL
14h 06m1 stop
Logo
6:35 pm - 6:40 pmYUL-LHR
19h 05m1 stop
$505
Find Deal
Wed, Oct 1 - Wed, Oct 8
British Airways Logo
4:10 pm - 7:45 pmLHR-YUL
7h 35mnonstop
British Airways Logo
8:40 pm - 8:30 amYUL-LHR
6h 50mnonstop
$513British Airways
Find Deal
Thu, Oct 30 - Thu, Nov 6
British Airways Logo
4:10 pm - 7:45 pmLHR-YUL
7h 35mnonstop
British Airways Logo
8:40 pm - 8:30 amYUL-LHR
6h 50mnonstop
$515British Airways
Find Deal
Thu, Oct 30 - Thu, Nov 6

United Airlines flights from London to Montreal Pierre Elliott Trudeau Intl Airport

Our best United Airlines deals on London to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
United Airlines
Oct 7
LHR7:25 amLondon Heathrow
18h 04m
2 stops
YUL8:29 pmMontreal Pierre Elliott Trudeau Intl
Oct 14
YUL6:00 amMontreal Pierre Elliott Trudeau Intl
9h 40m
1 stop
LHR8:40 pmLondon Heathrow
$533
Find similar
United Airlines
Oct 30
LHR7:30 amLondon Heathrow
16h 18m
2 stops
YUL7:48 pmMontreal Pierre Elliott Trudeau Intl
Nov 6
YUL3:00 pmMontreal Pierre Elliott Trudeau Intl
12h 25m
1 stop
LHR8:25 amLondon Heathrow
$535
Find similar
United Airlines
Jan 1
LHR6:30 amLondon Heathrow
18h 18m
2 stops
YUL7:48 pmMontreal Pierre Elliott Trudeau Intl
Jan 14
YUL9:15 amMontreal Pierre Elliott Trudeau Intl
16h 05m
2 stops
LHR6:20 amLondon Heathrow
$536
Find similar

Air Canada flights from London to Montreal Pierre Elliott Trudeau Intl Airport

Our best Air Canada deals on London to Montreal Pierre Elliott Trudeau Intl Airport flight tickets
Air Canada
Sep 24
LHR6:00 amLondon Heathrow
12h 50m
1 stop
YUL1:50 pmMontreal Pierre Elliott Trudeau Intl
Nov 25
YUL10:30 pmMontreal Pierre Elliott Trudeau Intl
17h 05m
2 stops
LHR8:35 pmLondon Heathrow
$487
Find similar
Air Canada
Oct 30
LHR6:50 amLondon Heathrow
9h 55m
1 stop
YUL12:45 pmMontreal Pierre Elliott Trudeau Intl
Nov 6
YUL6:35 pmMontreal Pierre Elliott Trudeau Intl
22h 05m
1 stop
LHR9:40 pmLondon Heathrow
$496
Find similar
Air Canada
Sep 23
LHR6:00 amLondon Heathrow
14h 00m
1 stop
YUL3:00 pmMontreal Pierre Elliott Trudeau Intl
Nov 24
YUL4:10 pmMontreal Pierre Elliott Trudeau Intl
14h 10m
1 stop
LHR11:20 amLondon Heathrow
$500
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London to Montreal Pierre Elliott Trudeau Intl Airport 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 15, 2025.
Use the filters below to find and compare flights from London to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Tue 2/24

6:35 am-6:23 pm

2 stops16h 48m

Montreal Pierre Elliott Trudeau Intl

Thu 3/5

7:35 pm-7:10 am

Nonstop6h 35m

$488

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 2/5

7:40 am-6:20 pm

1 stop15h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 2/12

3:10 pm-8:30 am

1 stop12h 20m

$489

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 11/21

11:40 am-6:25 pm

1 stop11h 45m

Montreal Pierre Elliott Trudeau Intl

Sat 11/29

3:55 pm-9:45 am

1 stop12h 50m

$495

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 10/30

6:50 am-12:45 pm

1 stop9h 55m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

6:35 pm-9:40 pm

1 stop22h 05m

$496

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sun 2/15

11:40 am-7:25 pm

1 stop12h 45m

Montreal Pierre Elliott Trudeau Intl

Fri 2/27

6:20 pm-9:45 am

1 stop10h 25m

$496

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Tue 10/7

6:50 am-11:35 am

1 stop9h 45m

Montreal Pierre Elliott Trudeau Intl

Tue 10/14

9:55 pm-9:35 am

Nonstop6h 40m

$501

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sun 11/9

8:30 am-7:40 pm

1 stop16h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 11/12

9:40 pm-6:35 pm

1 stop15h 55m

$503

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 10/1

12:40 pm-9:46 pm

1 stop14h 06m

Montreal Pierre Elliott Trudeau Intl

Wed 10/8

6:35 pm-6:40 pm

1 stop19h 05m

$505

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 10/30

4:10 pm-7:45 pm

Nonstop7h 35m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

8:40 pm-8:30 am

Nonstop6h 50m

$513

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 10/30

4:10 pm-7:45 pm

Nonstop7h 35m

Montreal Pierre Elliott Trudeau Intl

Thu 11/6

8:40 pm-8:30 am

Nonstop6h 50m

$515

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Montreal from

How to get the cheapest flight ticket from London to Montreal Pierre Elliott Trudeau Intl Airport

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 typical price of a round-trip flight between London and Montreal Pierre Elliott Trudeau Intl Airport?

What is the cheapest month to fly to Montreal Pierre Elliott Trudeau Intl Airport?

The month of February is another great option to travel to Montreal Pierre Elliott Trudeau Intl Airport, with average flight prices from London averaging around $561.

What is the cheapest day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

The cheapest day to depart from London to Montreal Pierre Elliott Trudeau Intl Airport is on a Tuesday. Travelers who choose to depart for Montreal Pierre Elliott Trudeau Intl Airport on a Tuesday will often find tickets for as low as $627. Flights from London to Montreal Pierre Elliott Trudeau Intl Airport on a Thursday will generally be more expensive and average around $742. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Montreal Pierre Elliott Trudeau Intl Airport?

In the morning is the cheapest time of day to fly from London to Montreal Pierre Elliott Trudeau Intl Airport when you can find flight prices for as low as $641. Flying to Montreal Pierre Elliott Trudeau Intl Airport in the morning is an ideal time because this is during off-peak travel hours. Flights at noon are often more expensive with an average ticket price of $703.

What is the cheapest London to Montreal Pierre Elliott Trudeau Intl flight route?

Fly from London Gatwick to Montreal Pierre Elliott Trudeau Intl for the best London - Montreal Pierre Elliott Trudeau Intl flight prices

How far in advance should I book a flight to Montreal Pierre Elliott Trudeau Intl Airport?

You are more likely to see cheaper flights to Montreal Pierre Elliott Trudeau Intl Airport from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal Pierre Elliott Trudeau Intl Airport for around $644 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal Pierre Elliott Trudeau Intl Airport from London for as low as $581 on momondo.

What cabin class options are available on London to Montreal Pierre Elliott Trudeau Intl flights?

There are 3 cabin classes available to choose from on London to Montreal Pierre Elliott Trudeau Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on London to Montreal Pierre Elliott Trudeau Intl Airport flights?

No. A direct flight is the cheapest option for a flight between London to Montreal Pierre Elliott Trudeau Intl Airport.

How have London to Montreal Pierre Elliott Trudeau Intl Airport flight prices changed over time?

As of September 2025, prices for London to Montreal Pierre Elliott Trudeau Intl Airport flights are approximately 45% cheaper when compared to flights at the same time last year.

When to book flights from London to Montreal Pierre Elliott Trudeau Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from London to Montreal Pierre Elliott Trudeau Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London to Montreal Pierre Elliott Trudeau Intl Airport (LON to YUL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Montreal Pierre Elliott Trudeau Intl Airport

Best Price Found

$315

Fastest flight time

7h 10m

Direct flights

Every day
The best one-way flight to Montreal Pierre Elliott Trudeau Intl Airport from London in the past 72 hours is $315. The best round-trip flight deal from London to Montreal Pierre Elliott Trudeau Intl Airport found on momondo in the last 72 hours is $460.
The fastest flight from London to Montreal Pierre Elliott Trudeau Intl Airport takes 7h 10m
Direct flights go from London to Montreal Pierre Elliott Trudeau Intl Airport every day.
Search flight deals

  • How far is London to Montreal Pierre Elliott Trudeau Intl by plane?

    London and Montreal Pierre Elliott Trudeau Intl are 3251.0 mi apart from one another. A reasonable flight in good conditions will take 7h 10m.

  • When did momondo last update prices for flights from London to Montreal Pierre Elliott Trudeau Intl Airport?

    Prices for flights from London to Montreal Pierre Elliott Trudeau Intl Airport are updated daily.

  • How many operators does momondo search for flights from London to Montreal Pierre Elliott Trudeau Intl Airport?

  • How old do you have to be to fly from London to Montreal Pierre Elliott Trudeau Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to Montreal Pierre Elliott Trudeau Intl Airport.

  • What documentation or ID do you need to fly to Montreal Pierre Elliott Trudeau Intl Airport?

    The required travel and health documents for your Montreal Pierre Elliott Trudeau Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Montreal Pierre Elliott Trudeau Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from London to Montreal Pierre Elliott Trudeau Intl Airport?

  • What is the most popular airline from London to Montreal Pierre Elliott Trudeau Intl Airport?

Best airlines flying from London to Montreal Pierre Elliott Trudeau Intl Airport

Compare and see reviews for airlines that fly from London to Montreal Pierre Elliott Trudeau Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
Air TransatPriceFrom $448Free CancellationRating
7.7
438 reviews
Search Air Transat flights
British AirwaysPriceFrom $463Free CancellationRating
6.6
7,361 reviews
Search British Airways flights
LufthansaPriceFrom $528Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
Air CanadaPriceFrom $533Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights

  • Air Transat Flights From London to Montreal Pierre Elliott Trudeau Intl Airport

    Air Transat operates around 6 flights from London to Montreal Pierre Elliott Trudeau Intl Airport every week. The average price of these flights found in the last 72 hours has been $639, but momondo users have found Air Transat deals from London to Montreal Pierre Elliott Trudeau Intl Airport from as low as $448 round-trip. Air Transat has been scored 7.7/10 in 438 reviews.

  • Air Canada Flights From London to Montreal Pierre Elliott Trudeau Intl Airport

    Across 10,000 Air Canada reviews on momondo, the average score is 7.1/10. Air Canada flies from London to Montreal Pierre Elliott Trudeau Intl Airport about 10 times each week, with ticket deals ranging from $533 to $598. Price data is based on momondo searches in the last 72 hours.

Traveling to a place near Montreal?

Book flights to Montreal if you plan to visit one of these locations
Laval
Longueuil
Dorval
Brossard
Magog
Trois-Rivières
Saint-Sauveur
Sherbrooke
Cornwall
Boucherville
Bromont
Drummondville
Montebello
Saint-Jean-sur-Richelieu
Sutton
North Hatley

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Montreal from London.

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

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

How can momondo help me find flights from London to Montreal?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Montreal.

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

Price alerts on flights to Montreal from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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