What is the cheapest airline that flies from Montreal Pierre Elliott Trudeau Intl to London Heathrow?

TAP AIR PORTUGAL, WestJet, and Aer Lingus are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to London Heathrow

Which airlines fly to London Heathrow Airport?

Air Canada, British Airways and American Airlines are the top three most popular airlines that fly to London Heathrow Airport from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 69% of people opting to fly with this airline when travelling to London Heathrow Airport. Keep in mind that there are 3 different airlines that fly to London Heathrow Airport on a routine basis, so you have a few additional options to choose from.

What is the most punctual flight time for Montreal to London flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

How often are flights from Montreal to London delayed?

Historically, on average around 20% of flights between Montreal and London have experienced a delay on any given week. The average delay length over the past 12 months has been 164 minutes.

Which airline has the best punctuality record on Montreal to London flights?

According to our data, Thai Airways have had the fewest delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

What documentation or ID do you need to fly to London Heathrow Airport?

The necessary travel and health documents for your London Heathrow Airport 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.

£219 Cheap Flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport in 2025/26

Q: How many flights depart from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport on average per day?

The number of flights available between Montreal Pierre Elliott Trudeau Intl Airport and London Heathrow Airport is 16 per day as of October 2025. The most frequent departure time is 21:00, with 100% of daily flights leaving in the evening.

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21:45 - 22:40YUL-LHR

19h 55m1 stop

18:30 - 20:15LHR-YUL

30h 45m1 stop

£408TAP AIR PORTUGAL

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Sun, 7 Dec - Sun, 14 Dec

21:45 - 21:35YUL-LHR

18h 50m1 stop

16:30 - 20:15LHR-YUL

32h 45m1 stop

£409TAP AIR PORTUGAL

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Fri, 5 Dec - Sun, 14 Dec

21:45 - 21:35YUL-LHR

18h 50m1 stop

19:55 - 20:15LHR-YUL

29h 20m1 stop

£410TAP AIR PORTUGAL

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Fri, 5 Dec - Sun, 14 Dec

22:45 - 22:40YUL-LHR

19h 55m1 stop

19:55 - 21:15LHR-YUL

29h 20m1 stop

£411TAP AIR PORTUGAL

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Sun, 15 Mar - Sun, 22 Mar

21:45 - 20:35YUL-LHR

17h 50m1 stop

09:00 - 15:10LHR-YUL

11h 10m1 stop

£413Air Canada

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Mon, 17 Nov - Tue, 25 Nov

19:10 - 07:10YUL-LHR

7h 00mdirect

13:25 - 16:10LHR-YUL

7h 45mdirect

£414Air Canada

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Wed, 12 Nov - Mon, 17 Nov

14:00 - 06:30YUL-LHR

11h 30m1 stop

19:25 - 13:45LHR-YUL

23h 20m1 stop

£414Austrian Airlines

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Mon, 17 Nov - Wed, 26 Nov

13:20 - 09:20YUL-LHR

15h 00m1 stop

06:00 - 15:10LHR-YUL

14h 10m1 stop

£416Multiple Airlines

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Wed, 12 Nov - Sun, 16 Nov

19:30 - 07:10YUL-LHR

6h 40mdirect

06:00 - 15:10LHR-YUL

14h 10m1 stop

£422Multiple Airlines

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Thu, 4 Dec - Thu, 11 Dec

20:40 - 08:30YUL-LHR

6h 50mdirect

16:10 - 18:45LHR-YUL

7h 35mdirect

£448British Airways

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Thu, 4 Dec - Mon, 8 Dec

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

Our best Air Canada deals on Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport flight tickets

Air Canada

17 Nov

YUL21:45Montreal Pierre Elliott Trudeau Intl

17h 50m

1 stop

LHR20:35London Heathrow

25 Nov

LHR09:00London Heathrow

11h 10m

1 stop

YUL15:10Montreal Pierre Elliott Trudeau Intl

£413

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Air Canada

12 Nov

YUL19:10Montreal Pierre Elliott Trudeau Intl

7h 00m

LHR07:10London Heathrow

17 Nov

LHR13:25London Heathrow

7h 45m

YUL16:10Montreal Pierre Elliott Trudeau Intl

£414

Find similar

Air Canada

17 Nov

YUL19:10Montreal Pierre Elliott Trudeau Intl

7h 00m

LHR07:10London Heathrow

25 Nov

LHR09:00London Heathrow

11h 10m

1 stop

YUL15:10Montreal Pierre Elliott Trudeau Intl

£420

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TAP AIR PORTUGAL flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport

Our best TAP AIR PORTUGAL deals on Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport flight tickets

TAP AIR PORTUGAL

7 Dec

YUL21:45Montreal Pierre Elliott Trudeau Intl

19h 55m

1 stop

LHR22:40London Heathrow

14 Dec

LHR18:30London Heathrow

30h 45m

1 stop

YUL20:15Montreal Pierre Elliott Trudeau Intl

£408

Find similar

TAP AIR PORTUGAL

5 Dec

YUL21:45Montreal Pierre Elliott Trudeau Intl

18h 50m

1 stop

LHR21:35London Heathrow

14 Dec

LHR16:30London Heathrow

32h 45m

1 stop

YUL20:15Montreal Pierre Elliott Trudeau Intl

£409

Find similar

TAP AIR PORTUGAL

5 Dec

YUL21:45Montreal Pierre Elliott Trudeau Intl

18h 50m

1 stop

LHR21:35London Heathrow

14 Dec

LHR19:55London Heathrow

29h 20m

1 stop

YUL20:15Montreal Pierre Elliott Trudeau Intl

£410

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport that are best for you.

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Price

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 7/12

21:45-22:40

1 stop19h 55m

London Heathrow

Sun 14/12

18:30-20:15

1 stop30h 45m

£408

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

21:45-21:35

1 stop18h 50m

London Heathrow

Sun 14/12

16:30-20:15

1 stop32h 45m

£409

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Fri 5/12

21:45-21:35

1 stop18h 50m

London Heathrow

Sun 14/12

19:55-20:15

1 stop29h 20m

£410

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 15/3

22:45-22:40

1 stop19h 55m

London Heathrow

Sun 22/3

19:55-21:15

1 stop29h 20m

£411

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 17/11

21:45-20:35

1 stop17h 50m

London Heathrow

Tue 25/11

09:00-15:10

1 stop11h 10m

£413

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 12/11

19:10-07:10

Nonstop7h 00m

London Heathrow

Mon 17/11

13:25-16:10

Nonstop7h 45m

£414

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 17/11

14:00-06:30

1 stop11h 30m

London Heathrow

Wed 26/11

19:25-13:45

1 stop23h 20m

£414

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 12/11

13:20-09:20

1 stop15h 00m

London Heathrow

Sun 16/11

06:00-15:10

1 stop14h 10m

£416

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 4/12

19:30-07:10

Nonstop6h 40m

London Heathrow

Thu 11/12

06:00-15:10

1 stop14h 10m

£422

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 4/12

20:40-08:30

Nonstop6h 50m

London Heathrow

Mon 8/12

16:10-18:45

Nonstop7h 35m

£448

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

Prices

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

What is the cheapest month to fly to London Heathrow Airport?

In general, May is the cheapest month to fly from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £491. The month of November is another great option to travel to London Heathrow Airport, with average flight prices from Montreal Pierre Elliott Trudeau Intl Airport averaging around £501.

What is the cheapest day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Montreal Pierre Elliott Trudeau Intl Airport is on a Sunday. momondo users have found tickets for Sunday departures for as low as £472. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Saturday is £624.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport in the afternoon for as low as £529. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £598 on average. Flights to London Heathrow Airport from Montreal Pierre Elliott Trudeau Intl Airport in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

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

How far in advance should I book a flight to London Heathrow Airport?

You are more likely to see cheaper flights to London Heathrow Airport from Montreal Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £552 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Montreal Pierre Elliott Trudeau Intl Airport for as low as £512 on momondo.

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

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

You could potentially save up to 53% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport flight.

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

As of October 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport flights are approximately 1% more expensive when compared to flights at the same time last year.

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

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

Estimated return price

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

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

Best price found	£404
Fastest flight time	6h 35m
Direct flights	Every day

The best one-way flight to London Heathrow Airport from Montreal Pierre Elliott Trudeau Intl Airport in the past 72 hours is £404. The best return flight deal from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport found on momondo in the last 72 hours is £488.

The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport takes 6h 35m

Direct flights go from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport every day.

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How far is Montreal Pierre Elliott Trudeau Intl to London Heathrow by plane?
The distance between Montreal Pierre Elliott Trudeau Intl and London Heathrow is about 3238.7 mi. By plane, this route typically takes 6h 35m.
When did momondo last update prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport?
Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport?
There are 3 operators available for flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport as of October 2025.
How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow 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 Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The necessary travel and health documents for your London Heathrow Airport 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 Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport?
momondo data reveals that the most frequently booked plane model on the route from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport is Boeing 787-8 Dreamliner, representing 46.43% of all bookings. The subsequent popular models are Airbus A321neo at 21.17%, Boeing 777-300ER at 10.18%, and Boeing 787-9 Dreamliner at 7.90%.
What is the most popular airline from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport is Air Canada (69% of total bookings). The next most popular airlines are British Airways (24%) and American Airlines (7%).

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

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom £399	Free Cancellation	Rating 7.1 10,334 reviews	Search Air Canada flights
British Airways	PriceFrom £411	Free Cancellation	Rating 6.7 7,461 reviews	Search British Airways flights
American Airlines	PriceFrom £547	Free Cancellation	Rating 7.2 11,024 reviews	Search American Airlines flights

American Airlines Flights From Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport
The lowest priced American Airlines flight from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport from the last 72 hours was £734. Generally, American Airlines has 3 flights on this route every week with an average price of £811. American Airlines is rated 7.2/10 by our users.
Air Canada Flights From Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport
Across 10,334 Air Canada reviews on momondo, the average score is 7.1/10. Air Canada flies from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport about 7 times each week, with ticket deals ranging from £535 to £674. Price data is based on momondo searches in the last 72 hours.

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

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

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Once you have performed a search for Montreal to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to London from Montreal. 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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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London from £219

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Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport that are best for you.

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

What is the cheapest month to fly to London Heathrow Airport?

What is the cheapest day to depart on your flight to London Heathrow Airport?

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

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

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

How far in advance should I book a flight to London Heathrow Airport?

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

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

You could potentially save up to 53% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport flight.

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

As of October 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport flights are approximately 1% more expensive when compared to flights at the same time last year.

What is the cheapest airline that flies from Montreal Pierre Elliott Trudeau Intl to London Heathrow?

TAP AIR PORTUGAL, WestJet, and Aer Lingus are the most popular carriers operating from Montreal Pierre Elliott Trudeau Intl to London Heathrow

Which airlines fly to London Heathrow Airport?

How often are flights from Montreal to London delayed?

Historically, on average around 20% of flights between Montreal and London have experienced a delay on any given week. The average delay length over the past 12 months has been 164 minutes.

What is the most punctual flight time for Montreal to London flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Thursday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Montreal to London flights?

According to our data, Thai Airways have had the fewest delays on this route over the last 12 months, with about 15% of their flights experiencing any sort of delay.

How many flights depart from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport on average per day?

The number of flights available between Montreal Pierre Elliott Trudeau Intl Airport and London Heathrow Airport is 16 per day as of October 2025. The most frequent departure time is 21:00, with 100% of daily flights leaving in the evening.

How many flights depart from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport on average per week?

As of October 2025, there are 113 flights per week flying from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport. The most common day of the week flights depart is Tue, with 16% of flights taking off on this day.

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

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

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

Best price found

Fastest flight time

Direct flights

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

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

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

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

What documentation or ID do you need to fly to London Heathrow Airport?

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

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

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

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport with momondo

American Airlines Flights From Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport

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

Travelling to a place near London?

Why use momondo?

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

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

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

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

An easier way to manage your London Heathrow Airport 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom