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Cheap flights from London Heathrow Airport to Montreal from $383

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 9/15. 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 round-trip flights

Logo
1:45 pm - 9:00 pmLHR-YUL
12h 15m1 stop
Logo
4:40 pm - 7:55 amYUL-LHR
10h 15m1 stop
$485
Find Deal
Fri, Sep 12 - Fri, Sep 19
Lufthansa Logo
9:30 am - 4:00 pmLHR-YUL
11h 30m1 stop
Lufthansa Logo
6:05 pm - 9:40 amYUL-LHR
10h 35m1 stop
$487Lufthansa
Find Deal
Wed, Sep 10 - Wed, Sep 17
Lufthansa Logo
7:30 pm - 4:00 pmLHR-YUL
25h 30m1 stop
Lufthansa Logo
6:05 pm - 6:40 pmYUL-LHR
19h 35m1 stop
$498Lufthansa
Find Deal
Wed, Sep 10 - Wed, Sep 24
Logo
9:00 am - 3:10 pmLHR-YUL
11h 10m1 stop
Logo
7:30 pm - 7:10 amYUL-LHR
6h 40mnonstop
$503
Find Deal
Wed, Nov 26 - Wed, Dec 3
SWISS Logo
6:00 am - 8:53 pmLHR-YUL
19h 53m2 stops
SWISS Logo
4:40 pm - 7:55 amYUL-LHR
10h 15m1 stop
$508SWISS
Find Deal
Sun, Sep 28 - Wed, Oct 22
SWISS Logo
6:00 am - 3:00 pmLHR-YUL
14h 00m1 stop
SWISS Logo
4:40 pm - 7:55 amYUL-LHR
10h 15m1 stop
$510SWISS
Find Deal
Mon, Sep 15 - Mon, Sep 22
Air Canada Logo
6:50 am - 11:35 amLHR-YUL
9h 45m1 stop
Air Canada Logo
6:55 pm - 6:30 amYUL-LHR
6h 35mnonstop
$515Air Canada
Find Deal
Sun, Sep 28 - Sun, Oct 5
Austrian Airlines Logo
6:00 am - 1:50 pmLHR-YUL
12h 50m1 stop
Austrian Airlines Logo
6:35 pm - 2:20 pmYUL-LHR
14h 45m1 stop
$531Austrian Airlines
Find Deal
Mon, Oct 6 - Tue, Oct 21
Austrian Airlines Logo
10:25 am - 12:05 pmLHR-YUL
30h 40m2 stops
Austrian Airlines Logo
6:35 pm - 8:45 amYUL-LHR
33h 10m1 stop
$551Austrian Airlines
Find Deal
Tue, Sep 2 - Tue, Sep 9
Air Canada Logo
6:50 am - 11:30 amLHR-YUL
9h 40m1 stop
Air Canada Logo
6:55 pm - 6:30 amYUL-LHR
6h 35mnonstop
$552Air Canada
Find Deal
Sun, Aug 24 - Sat, Sep 6

Lufthansa flights from London Heathrow Airport to Montreal

Our best Lufthansa deals on London Heathrow Airport to Montreal flight tickets
Lufthansa
Sep 10
LHR9:30 amLondon Heathrow
11h 30m
1 stop
YUL4:00 pmMontreal Pierre Elliott Trudeau Intl
Sep 17
YUL6:05 pmMontreal Pierre Elliott Trudeau Intl
10h 35m
1 stop
LHR9:40 amLondon Heathrow
$487
Find similar
Lufthansa
Sep 10
LHR7:30 pmLondon Heathrow
25h 30m
1 stop
YUL4:00 pmMontreal Pierre Elliott Trudeau Intl
Sep 24
YUL6:05 pmMontreal Pierre Elliott Trudeau Intl
19h 35m
1 stop
LHR6:40 pmLondon Heathrow
$498
Find similar
Lufthansa
Sep 2
LHR7:25 amLondon Heathrow
16h 25m
1 stop
YUL6:50 pmMontreal Pierre Elliott Trudeau Intl
Sep 13
YUL9:55 pmMontreal Pierre Elliott Trudeau Intl
6h 40m
LHR9:35 amLondon Heathrow
$511
Find similar

Air Canada flights from London Heathrow Airport to Montreal

Our best Air Canada deals on London Heathrow Airport to Montreal flight tickets
Air Canada
Sep 28
LHR6:50 amLondon Heathrow
9h 45m
1 stop
YUL11:35 amMontreal Pierre Elliott Trudeau Intl
Oct 5
YUL6:55 pmMontreal Pierre Elliott Trudeau Intl
6h 35m
LHR6:30 amLondon Heathrow
$515
Find similar
Air Canada
Aug 24
LHR6:50 amLondon Heathrow
9h 40m
1 stop
YUL11:30 amMontreal Pierre Elliott Trudeau Intl
Sep 6
YUL6:55 pmMontreal Pierre Elliott Trudeau Intl
6h 35m
LHR6:30 amLondon Heathrow
$552
Find similar
Air Canada
Aug 13
LHR8:30 amLondon Heathrow
17h 59m
1 stop
YUL9:29 pmMontreal Pierre Elliott Trudeau Intl
Aug 17
YUL10:15 pmMontreal Pierre Elliott Trudeau Intl
17h 45m
1 stop
LHR9:00 pmLondon Heathrow
$622
Find similar

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated July 31, 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

Fri 9/12

1:45 pm-9:00 pm

1 stop12h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 9/19

4:40 pm-7:55 am

1 stop10h 15m

$485

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 9/10

9:30 am-4:00 pm

1 stop11h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 9/17

6:05 pm-9:40 am

1 stop10h 35m

$487

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 9/10

7:30 pm-4:00 pm

1 stop25h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 9/24

6:05 pm-6:40 pm

1 stop19h 35m

$498

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 11/26

9:00 am-3:10 pm

1 stop11h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 12/3

7:30 pm-7:10 am

Nonstop6h 40m

$503

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sun 9/28

6:00 am-8:53 pm

2 stops19h 53m

Montreal Pierre Elliott Trudeau Intl

Wed 10/22

4:40 pm-7:55 am

1 stop10h 15m

$508

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 9/15

6:00 am-3:00 pm

1 stop14h 00m

Montreal Pierre Elliott Trudeau Intl

Mon 9/22

4:40 pm-7:55 am

1 stop10h 15m

$510

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sun 9/28

6:50 am-11:35 am

1 stop9h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 10/5

6:55 pm-6:30 am

Nonstop6h 35m

$515

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 10/6

6:00 am-1:50 pm

1 stop12h 50m

Montreal Pierre Elliott Trudeau Intl

Tue 10/21

6:35 pm-2:20 pm

1 stop14h 45m

$531

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Tue 9/2

10:25 am-12:05 pm

2 stops30h 40m

Montreal Pierre Elliott Trudeau Intl

Tue 9/9

6:35 pm-8:45 am

1 stop33h 10m

$551

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sun 8/24

6:50 am-11:30 am

1 stop9h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 9/6

6:55 pm-6:30 am

Nonstop6h 35m

$552

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 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 cheapest month to fly to Montreal?

The cheapest month to fly to Montreal from London Heathrow Airport is in September. Flight prices, which tend to average around $549, are often lower during this time because this is during the off-season. If you are unable to visit Montreal during the month of September, then departing from London Heathrow Airport during the month June is also very affordable. Most momondo users find prices during this month for around $553.

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 Tuesday when prices can be found for as low as $623. Flights from London Heathrow Airport to Montreal on a Thursday will generally be more expensive and average around $744. 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?

Our most recent data shows that the best time of day to fly to Montreal is in the morning. Flights from London Heathrow Airport to Montreal during this time can be as low as $658. In the evening is when there is more demand to fly to Montreal, so prices are often more expensive at around $727 per ticket.

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 $651 when searching weeks out. 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 $593 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 July 2025, prices for London Heathrow Airport to Montreal flights are approximately 5% cheaper 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 round-trip 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

$383

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 $383. The best round-trip flight deal from London Heathrow Airport to Montreal found on momondo in the last 72 hours is $485.
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)
Search flight deals

  • How far is London Heathrow to Montreal by plane?

    London Heathrow and Montreal are 3229.8 mi apart from one another. Typically, this will take 7h 10m by plane in normal conditions.

  • 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?

    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 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
LufthansaPriceFrom $521Free CancellationRating
6.8
7,275 reviews
Search Lufthansa flights
Air CanadaPriceFrom $534Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights
British AirwaysPriceFrom $607Free CancellationRating
6.6
7,222 reviews
Search British Airways flights

  • Air Canada Flights From London Heathrow Airport to Montreal

    Air Canada operates around 12 flights from London Heathrow Airport to Montreal every week. The average price of these flights found in the last 72 hours has been $657, but momondo users have found Air Canada deals from London Heathrow Airport to Montreal from as low as $534 round-trip. Air Canada has been scored 7.1/10 in 9,851 reviews.

  • Lufthansa Flights From London Heathrow Airport to Montreal

    The best Lufthansa deal for London Heathrow Airport to Montreal flight tickets found on momondo in the last 72 hours was $521, round-trip. It should be noted that an average Lufthansa flight deal for this route in this time was higher, at $741 round-trip. Lufthansa operates 12 flights out of London Heathrow Airport into Montreal in an average week, so prices vary by time and availability. 7,275 Lufthansa reviews by users on momondo have scored the airline at 6.8/10.

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?

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?

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

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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