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Cheap flights from London to Montreal from C$ 428

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 22/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Air Transat Logo
11:40 a.m. - 9:40 a.m.LGW-YUL
27h 00m1 stop
Air Transat Logo
5:25 p.m. - 9:45 a.m.YUL-LGW
11h 20m1 stop
C$ 673Air Transat
Find Deal
mar., 18 nov. - mié., 26 nov.
Air Canada Logo
6:50 a.m. - 11:35 a.m.LHR-YUL
9h 45m1 stop
Air Canada Logo
1:25 p.m. - 6:30 a.m.YUL-LHR
12h 05m2 stops
C$ 673Air Canada
Find Deal
dom., 28 sep. - jue., 23 oct.
Air Transat Logo
11:40 a.m. - 9:40 a.m.LGW-YUL
27h 00m1 stop
Air Transat Logo
5:25 p.m. - 9:45 a.m.YUL-LGW
11h 20m1 stop
C$ 674Air Transat
Find Deal
mié., 5 nov. - lun., 17 nov.
Air Canada Logo
6:50 a.m. - 12:45 p.m.LHR-YUL
9h 55m1 stop
Air Canada Logo
4:45 p.m. - 8:05 a.m.YUL-LHR
10h 20m1 stop
C$ 675Air Canada
Find Deal
jue., 30 oct. - mié., 5 nov.
Lufthansa Logo
7:40 a.m. - 6:20 p.m.LHR-YUL
15h 40m1 stop
Lufthansa Logo
5:10 p.m. - 8:30 a.m.YUL-LHR
10h 20m1 stop
C$ 677Lufthansa
Find Deal
jue., 5 feb. - mié., 11 feb.
Lufthansa Logo
6:35 a.m. - 6:23 p.m.LHR-YUL
16h 48m2 stops
Lufthansa Logo
3:10 p.m. - 6:30 a.m.YUL-LHR
10h 20m1 stop
C$ 685Lufthansa
Find Deal
jue., 13 nov. - dom., 16 nov.
British Airways Logo
4:10 p.m. - 6:45 p.m.LHR-YUL
7h 35mdirect
British Airways Logo
8:40 p.m. - 8:30 a.m.YUL-LHR
6h 50mdirect
C$ 691British Airways
Find Deal
mié., 5 nov. - lun., 17 nov.
SWISS Logo
6:00 a.m. - 8:55 p.m.LHR-YUL
19h 55m2 stops
SWISS Logo
5:10 p.m. - 6:35 a.m.YUL-LHR
32h 25m1 stop
C$ 696SWISS
Find Deal
jue., 25 sep. - sáb., 4 oct.
SWISS Logo
9:00 a.m. - 3:10 p.m.LHR-YUL
11h 10m1 stop
SWISS Logo
4:45 p.m. - 8:05 a.m.YUL-LHR
10h 20m1 stop
C$ 699SWISS
Find Deal
vie., 21 nov. - vie., 28 nov.
British Airways Logo
4:10 p.m. - 6:45 p.m.LHR-YUL
7h 35mdirect
British Airways Logo
8:30 p.m. - 8:20 a.m.YUL-LHR
6h 50mdirect
C$ 702British Airways
Find Deal
sáb., 29 nov. - sáb., 6 dic.

Air Canada flights from London to Montreal

Our best Air Canada deals on London to Montreal flight tickets
Air Canada
28 Sep
LHR6:50 a.m.London Heathrow
9h 45m
1 stop
YUL11:35 a.m.Montreal Pierre Elliott Trudeau Intl
23 Oct
YUL1:25 p.m.Montreal Pierre Elliott Trudeau Intl
12h 05m
2 stops
LHR6:30 a.m.London Heathrow
C$ 673
Find similar
Air Canada
24 Sep
LHR6:00 a.m.London Heathrow
12h 50m
1 stop
YUL1:50 p.m.Montreal Pierre Elliott Trudeau Intl
25 Nov
YUL10:30 p.m.Montreal Pierre Elliott Trudeau Intl
17h 05m
2 stops
LHR8:35 p.m.London Heathrow
C$ 674
Find similar
Air Canada
30 Oct
LHR6:50 a.m.London Heathrow
9h 55m
1 stop
YUL12:45 p.m.Montreal Pierre Elliott Trudeau Intl
5 Nov
YUL4:45 p.m.Montreal Pierre Elliott Trudeau Intl
10h 20m
1 stop
LHR8:05 a.m.London Heathrow
C$ 675
Find similar

Lufthansa flights from London to Montreal

Our best Lufthansa deals on London to Montreal flight tickets
Lufthansa
5 Feb
LHR7:40 a.m.London Heathrow
15h 40m
1 stop
YUL6:20 p.m.Montreal Pierre Elliott Trudeau Intl
11 Feb
YUL5:10 p.m.Montreal Pierre Elliott Trudeau Intl
10h 20m
1 stop
LHR8:30 a.m.London Heathrow
C$ 677
Find similar
Lufthansa
23 Sep
LHR10:30 a.m.London Heathrow
10h 30m
1 stop
YUL4:00 p.m.Montreal Pierre Elliott Trudeau Intl
25 Nov
YUL5:10 p.m.Montreal Pierre Elliott Trudeau Intl
13h 10m
1 stop
LHR11:20 a.m.London Heathrow
C$ 678
Find similar
Lufthansa
13 Nov
LHR6:35 a.m.London Heathrow
16h 48m
2 stops
YUL6:23 p.m.Montreal Pierre Elliott Trudeau Intl
16 Nov
YUL3:10 p.m.Montreal Pierre Elliott Trudeau Intl
10h 20m
1 stop
LHR6:30 a.m.London Heathrow
C$ 685
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from London to Montreal 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 96,600 searches. Data last updated 15 septiembre 2025.
Use the filters below to find and compare flights from London to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

mar. 18/11

11:40 a.m.-9:40 a.m.

1 stop27h 00m

Montreal Pierre Elliott Trudeau Intl

mié. 26/11

5:25 p.m.-9:45 a.m.

1 stop11h 20m

C$ 673

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

dom. 28/9

6:50 a.m.-11:35 a.m.

1 stop9h 45m

Montreal Pierre Elliott Trudeau Intl

jue. 23/10

1:25 p.m.-6:30 a.m.

2 stops12h 05m

C$ 673

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

mié. 5/11

11:40 a.m.-9:40 a.m.

1 stop27h 00m

Montreal Pierre Elliott Trudeau Intl

lun. 17/11

5:25 p.m.-9:45 a.m.

1 stop11h 20m

C$ 674

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

jue. 30/10

6:50 a.m.-12:45 p.m.

1 stop9h 55m

Montreal Pierre Elliott Trudeau Intl

mié. 5/11

4:45 p.m.-8:05 a.m.

1 stop10h 20m

C$ 675

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

jue. 5/2

7:40 a.m.-6:20 p.m.

1 stop15h 40m

Montreal Pierre Elliott Trudeau Intl

mié. 11/2

5:10 p.m.-8:30 a.m.

1 stop10h 20m

C$ 677

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

jue. 13/11

6:35 a.m.-6:23 p.m.

2 stops16h 48m

Montreal Pierre Elliott Trudeau Intl

dom. 16/11

3:10 p.m.-6:30 a.m.

1 stop10h 20m

C$ 685

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

mié. 5/11

4:10 p.m.-6:45 p.m.

Nonstop7h 35m

Montreal Pierre Elliott Trudeau Intl

lun. 17/11

8:40 p.m.-8:30 a.m.

Nonstop6h 50m

C$ 691

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

jue. 25/9

6:00 a.m.-8:55 p.m.

2 stops19h 55m

Montreal Pierre Elliott Trudeau Intl

sáb. 4/10

5:10 p.m.-6:35 a.m.

1 stop32h 25m

C$ 696

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

vie. 21/11

9:00 a.m.-3:10 p.m.

1 stop11h 10m

Montreal Pierre Elliott Trudeau Intl

vie. 28/11

4:45 p.m.-8:05 a.m.

1 stop10h 20m

C$ 699

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

sáb. 29/11

4:10 p.m.-6:45 p.m.

Nonstop7h 35m

Montreal Pierre Elliott Trudeau Intl

sáb. 6/12

8:30 p.m.-8:20 a.m.

Nonstop6h 50m

C$ 702

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

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?

What is the cheapest month to fly to Montreal?

The cheapest month to fly to Montreal from London is in September. Flight prices, which tend to average around C$ 756, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Montreal from London during February instead. Flights to Montreal in February, while not as cheap as those in September, still average around C$ 772.

What is the cheapest day to depart on your flight to Montreal?

Our data shows that Wednesday is the least expensive day to fly to Montreal. Tickets to fly out on this day can be as low as C$ 848. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from London to Montreal for around C$ 937.

What is the cheapest time of day to depart on your flight to Montreal?

Our data shows that the cheapest London to Montreal flights are usually those with departure times in the afternoon. Our users have found flights to Montreal in the afternoon for as low as C$ 858. Flights at noon are often more expensive with an average ticket price of C$ 949.

What is the cheapest London to Montreal flight route?

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

How far in advance should I book a flight to Montreal?

You are more likely to see cheaper flights to Montreal from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around C$ 892 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from London for as low as C$ 804 on momondo.

What cabin class options are available on London to Montreal flights?

There are 3 cabin classes available to choose from on London to Montreal 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 flights?

No. A direct flight is the cheapest option for a flight between London to Montreal.

How have London to Montreal flight prices changed over time?

As of September 2025, prices for London to Montreal flights are approximately 5% cheaper when compared to flights at the same time last year.

When to book flights from London to Montreal

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

Cheap London to Montreal (LON to YMQ) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to Montreal

Best price found

C$ 723

Fastest flight time

7h 10m

Direct flights

Every day

Airports in Montreal

1 airport
The best one-way flight to Montreal from London in the past 72 hours is C$ 723. The best round-trip flight deal from London to Montreal found on momondo in the last 72 hours is C$ 630.
The fastest flight from London to Montreal takes 7h 10m
Direct flights go from London to Montreal every day.
There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)
Search flight deals

  • How far is London to Montreal by plane?

    Montreal is 5217.7 km away from London. 7h 10m is a normal flight duration for this route.

  • When did momondo last update prices for flights from London to Montreal?

    Prices for flights from London to Montreal refresh daily.

  • How many operators does momondo search for flights from London to Montreal?

  • How old do you have to be to fly from London to Montreal?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Montreal.

  • What documentation or ID do you need to fly to Montreal?

    The travel and health documents required for your trip to Montreal 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 Montreal. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from London to Montreal?

  • What is the most popular airline from London to Montreal?

Best airlines flying from London to Montreal

Compare and see reviews for airlines that fly from London to Montreal with momondo
Airline
Rating
Free Cancellation
Price
Air TransatPriceFrom C$ 614Free CancellationRating
7.7
438 reviews
Search Air Transat flights
LufthansaPriceFrom C$ 652Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
Air CanadaPriceFrom C$ 675Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
British AirwaysPriceFrom C$ 677Free CancellationRating
6.6
7,361 reviews
Search British Airways flights

  • Air Transat Flights From London to Montreal

    Air Transat operates around 5 flights from London to Montreal every week. The average price of these flights found in the last 72 hours has been C$ 741, but momondo users have found Air Transat deals from London to Montreal from as low as C$ 443 round-trip. Air Transat has been scored 7.7/10 in 438 reviews.

  • Air Canada Flights From London to Montreal

    Air Canada (7.1/10 from 10,000 reviews) operates around 12 flights from London to Montreal in any given week. The average Air Canada airfare for this route is around C$ 619, with deals from around C$ 487 rare but found on momondo. Referenced prices are for round-trip London to Montreal flight searches in the last 72 hours.

Why use momondo?

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

It is quick and easy to find London to Montreal 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 Montreal that suits you.

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

Yes. momondo allows you to filter the results for London to Montreal flights to just show those with 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?

Of course. momondo tracks the price of London to Montreal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Find better results for your trip to Canada

Fly into one of these airports located in Montreal

Airports listed have a maximum distance of 15.1 km from Montreal
Montreal St Hubert Airport
Montreal Pierre Elliott Trudeau Intl Airport