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Cheap flights from London Heathrow Airport to Montreal from £242

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 Heathrow Airport to Montreal departing on 6/12. 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 London Heathrow Airport to Montreal

Cheap return flights

Enter your travel dates to find the best prices.
TAP AIR PORTUGAL Logo
06:00 - 20:15LHR-YUL
19h 15m1 stop
TAP AIR PORTUGAL Logo
21:45 - 17:30YUL-LHR
14h 45m1 stop
£386TAP AIR PORTUGAL
Find Deal
Wed, 28 Jan - Wed, 18 Feb
TAP AIR PORTUGAL Logo
06:00 - 20:15LHR-YUL
19h 15m1 stop
TAP AIR PORTUGAL Logo
21:45 - 21:35YUL-LHR
18h 50m1 stop
£401TAP AIR PORTUGAL
Find Deal
Fri, 6 Feb - Mon, 16 Feb
Air Canada Logo
09:00 - 15:10LHR-YUL
11h 10m1 stop
Air Canada Logo
22:30 - 20:35YUL-LHR
17h 05m2 stops
£416Air Canada
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Wed, 19 Nov - Tue, 25 Nov
Air Canada Logo
09:00 - 15:10LHR-YUL
11h 10m1 stop
Air Canada Logo
08:30 - 09:20YUL-LHR
19h 50m2 stops
£417Air Canada
Find Deal
Fri, 28 Nov - Fri, 5 Dec
Lufthansa Logo
07:40 - 18:20LHR-YUL
15h 40m1 stop
Lufthansa Logo
19:30 - 07:10YUL-LHR
6h 40mdirect
£428Lufthansa
Find Deal
Mon, 8 Dec - Thu, 8 Jan
Lufthansa Logo
08:45 - 18:20LHR-YUL
14h 35m1 stop
Lufthansa Logo
19:30 - 07:10YUL-LHR
6h 40mdirect
£433Lufthansa
Find Deal
Mon, 8 Dec - Mon, 15 Dec
Multiple Airlines Logo
09:00 - 15:10LHR-YUL
11h 10m1 stop
Multiple Airlines Logo
19:30 - 07:10YUL-LHR
6h 40mdirect
£433Multiple Airlines
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Wed, 10 Dec - Thu, 8 Jan
SWISS Logo
06:00 - 15:10LHR-YUL
14h 10m1 stop
SWISS Logo
16:45 - 08:05YUL-LHR
10h 20m1 stop
£437SWISS
Find Deal
Fri, 14 Nov - Mon, 17 Nov
Multiple Airlines Logo
06:50 - 11:45LHR-YUL
9h 55m1 stop
Multiple Airlines Logo
19:10 - 07:10YUL-LHR
7h 00mdirect
£438Multiple Airlines
Find Deal
Fri, 14 Nov - Fri, 28 Nov
SWISS Logo
09:00 - 15:10LHR-YUL
11h 10m1 stop
SWISS Logo
16:45 - 08:05YUL-LHR
10h 20m1 stop
£445SWISS
Find Deal
Thu, 13 Nov - Mon, 17 Nov

Air Canada flights from London Heathrow Airport to Montreal

Our best Air Canada deals on London Heathrow Airport to Montreal flight tickets
Air Canada
5 Nov
LHR19:25London Heathrow
23h 20m
1 stop
YUL13:45Montreal Pierre Elliott Trudeau Intl
9 Nov
YUL08:30Montreal Pierre Elliott Trudeau Intl
19h 50m
2 stops
LHR09:20London Heathrow
£415
Find similar
Air Canada
19 Nov
LHR09:00London Heathrow
11h 10m
1 stop
YUL15:10Montreal Pierre Elliott Trudeau Intl
25 Nov
YUL22:30Montreal Pierre Elliott Trudeau Intl
17h 05m
2 stops
LHR20:35London Heathrow
£416
Find similar
Air Canada
28 Nov
LHR09:00London Heathrow
11h 10m
1 stop
YUL15:10Montreal Pierre Elliott Trudeau Intl
5 Dec
YUL08:30Montreal Pierre Elliott Trudeau Intl
19h 50m
2 stops
LHR09:20London Heathrow
£417
Find similar

Lufthansa flights from London Heathrow Airport to Montreal

Our best Lufthansa deals on London Heathrow Airport to Montreal flight tickets
Lufthansa
8 Dec
LHR07:40London Heathrow
15h 40m
1 stop
YUL18:20Montreal Pierre Elliott Trudeau Intl
8 Jan
YUL19:30Montreal Pierre Elliott Trudeau Intl
6h 40m
LHR07:10London Heathrow
£428
Find similar
Lufthansa
8 Dec
LHR08:45London Heathrow
14h 35m
1 stop
YUL18:20Montreal Pierre Elliott Trudeau Intl
15 Dec
YUL19:30Montreal Pierre Elliott Trudeau Intl
6h 40m
LHR07:10London Heathrow
£433
Find similar
Lufthansa
24 Dec
LHR11:10London Heathrow
12h 10m
1 stop
YUL18:20Montreal Pierre Elliott Trudeau Intl
8 Jan
YUL13:15Montreal Pierre Elliott Trudeau Intl
26h 20m
1 stop
LHR20:35London Heathrow
£445
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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 279,928 searches. Data last updated 31 October 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 28/1

06:00-20:15

1 stop19h 15m

Montreal Pierre Elliott Trudeau Intl

Wed 18/2

21:45-17:30

1 stop14h 45m

£386

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 6/2

06:00-20:15

1 stop19h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

21:45-21:35

1 stop18h 50m

£401

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 19/11

09:00-15:10

1 stop11h 10m

Montreal Pierre Elliott Trudeau Intl

Tue 25/11

22:30-20:35

2 stops17h 05m

£416

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 28/11

09:00-15:10

1 stop11h 10m

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

08:30-09:20

2 stops19h 50m

£417

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 8/12

07:40-18:20

1 stop15h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 8/1

19:30-07:10

Nonstop6h 40m

£428

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 8/12

08:45-18:20

1 stop14h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 15/12

19:30-07:10

Nonstop6h 40m

£433

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 10/12

09:00-15:10

1 stop11h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 8/1

19:30-07:10

Nonstop6h 40m

£433

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 14/11

06:00-15:10

1 stop14h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 17/11

16:45-08:05

1 stop10h 20m

£437

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 14/11

06:50-11:45

1 stop9h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 28/11

19:10-07:10

Nonstop7h 00m

£438

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 13/11

09:00-15:10

1 stop11h 10m

Montreal Pierre Elliott Trudeau Intl

Mon 17/11

16:45-08:05

1 stop10h 20m

£445

Flights are sorted by cheapest return 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 Heathrow Airport 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 Heathrow Airport and Montreal?

What is the cheapest month to fly to Montreal?

The month of June is, on average, the cheapest month to fly to Montreal from London Heathrow Airport, with most prices found around £418. The month of September is another great option to travel to Montreal, with average flight prices from London Heathrow Airport averaging around £426.

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

The cheapest day to depart from London Heathrow Airport to Montreal is on a Wednesday. Travellers who choose to depart for Montreal on a Wednesday will often find tickets for as low as £536. Flights from London Heathrow Airport to Montreal on a Saturday will generally be more expensive and average around £568. 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?

In the evening is the cheapest time of day to fly from London Heathrow Airport to Montreal when you can find flight prices for as low as £534. Flying to Montreal in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Montreal is at midday when prices are around £582.

What is the cheapest London Heathrow to Montreal flight route?

Fly from London Heathrow to Montreal Pierre Elliott Trudeau Intl for the best London Heathrow - 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 Heathrow Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around £491 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from London Heathrow Airport for as low as £441 on momondo.

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

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

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

How have London Heathrow Airport to Montreal flight prices changed over time?

As of October 2025, prices for London Heathrow Airport to Montreal flights are approximately 28% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to Montreal

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

Cheap London Heathrow Airport to Montreal (LHR to YMQ) flight deals and tips

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

Best price found

£398

Fastest flight time

7h 10m

Direct flights

Every day

Airports in Montreal

1 airport
The best one-way flight to Montreal from London Heathrow Airport in the past 72 hours is £398. The best return flight deal from London Heathrow Airport to Montreal found on momondo in the last 72 hours is £492.
The fastest flight from London Heathrow Airport to Montreal takes 7h 10m
Direct flights go from London Heathrow Airport to Montreal every day.
There is 1 airport near Montreal: Montreal Pierre Elliott Trudeau Intl (YUL)
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  • How far is London Heathrow to Montreal by plane?

    London Heathrow and Montreal are 3229.8 mi apart from one another. In terms of flight time, this usually takes a little over 7h 45m.

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

    Prices for flights from London Heathrow Airport to Montreal refresh daily.

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

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

    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 Heathrow Airport to Montreal.

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

    The necessary travel and health documents for your Montreal trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Best airlines flying from London Heathrow Airport to Montreal

Compare and see reviews for airlines that fly from London Heathrow Airport to Montreal with momondo
Airline
Rating
Free Cancellation
Price
Air FrancePriceFrom £98Free CancellationRating
7.4
1,482 reviews
Search Air France flights
Virgin AtlanticPriceFrom £264Free CancellationRating
7.5
671 reviews
Search Virgin Atlantic flights
Air TransatPriceFrom £326Free CancellationRating
7.8
469 reviews
Search Air Transat flights
United AirlinesPriceFrom £333Free CancellationRating
7.4
8,996 reviews
Search United Airlines flights
TAP AIR PORTUGALPriceFrom £342Free CancellationRating
7.1
2,040 reviews
Search TAP AIR PORTUGAL flights
Air CanadaPriceFrom £374Free CancellationRating
7.1
10,383 reviews
Search Air Canada flights
LufthansaPriceFrom £381Free CancellationRating
6.8
7,542 reviews
Search Lufthansa flights
British AirwaysPriceFrom £383Free CancellationRating
6.7
7,488 reviews
Search British Airways flights
FinnairPriceFrom £406Free CancellationRating
7.6
1,333 reviews
Search Finnair flights

  • Finnair Flights From London Heathrow Airport to Montreal

    The lowest priced Finnair flight from London Heathrow Airport to Montreal from the last 72 hours was £406. Generally, Finnair has 4 flights on this route every week with an average price of £595. Finnair is rated 7.6/10 by our users.

  • United Airlines Flights From London Heathrow Airport to Montreal

    The best United Airlines deal for London Heathrow Airport to Montreal flight tickets found on momondo in the last 72 hours was £333, round-trip. It should be noted that an average United Airlines flight deal for this route in this time was higher, at £503 round-trip. United Airlines operates 4 flights out of London Heathrow Airport into Montreal in an average week, so prices vary by time and availability. 8,996 United Airlines reviews by users on momondo have scored the airline at 7.4/10.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Montreal for you.

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

momondo does allow users to show only those flights to Montreal from London which offer a flexible booking policy as well as other useful filters and features.

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

momondo helps you find the best flight between London and Montreal 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 London to Montreal right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Montreal, momondo offers a useful price alert feature which will track prices for flights to Montreal from London and alert you when they change.

An easier way to manage your Montreal trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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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 9.4 mi from Montreal
Montreal St Hubert Airport
Montreal Pierre Elliott Trudeau Intl Airport