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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London from £195

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal Pierre Elliott Trudeau Intl Airport to London departing on 22/10. 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 Montreal Pierre Elliott Trudeau Intl Airport to London

Cheap return flights

American Airlines Logo
15:52 - 06:55YUL-LHR
34h 03m1 stop
American Airlines Logo
06:15 - 12:15LHR-YUL
35h 00m2 stops
£336American Airlines
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Mon, 3 Nov - Thu, 6 Nov
TAP AIR PORTUGAL Logo
21:45 - 22:40YUL-LHR
19h 55m1 stop
TAP AIR PORTUGAL Logo
06:00 - 20:15LHR-YUL
19h 15m1 stop
£350TAP AIR PORTUGAL
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Mon, 24 Nov - Mon, 1 Dec
TAP AIR PORTUGAL Logo
21:45 - 17:30YUL-LHR
14h 45m1 stop
TAP AIR PORTUGAL Logo
06:00 - 20:15LHR-YUL
19h 15m1 stop
£351TAP AIR PORTUGAL
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Mon, 10 Nov - Fri, 21 Nov
TAP AIR PORTUGAL Logo
21:45 - 21:35YUL-LHR
18h 50m1 stop
TAP AIR PORTUGAL Logo
08:15 - 20:15LHR-YUL
17h 00m1 stop
£354TAP AIR PORTUGAL
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Mon, 10 Nov - Fri, 21 Nov
Logo
12:30 - 10:15YUL-LHR
16h 45m2 stops
Logo
16:10 - 19:45LHR-YUL
7h 35mdirect
£363
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Sat, 25 Oct - Sun, 26 Oct
Air Canada Logo
19:30 - 08:35YUL-LHR
8h 05m1 stop
Air Canada Logo
09:00 - 16:10LHR-YUL
11h 10m1 stop
£373Air Canada
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Wed, 1 Oct - Fri, 31 Oct
Logo
18:55 - 06:30YUL-LHR
6h 35mdirect
Logo
09:00 - 16:10LHR-YUL
11h 10m1 stop
£376
Find Deal
Wed, 1 Oct - Fri, 31 Oct
Air Canada Logo
09:40 - 06:30YUL-LHR
15h 50m1 stop
Air Canada Logo
08:45 - 15:00LHR-YUL
11h 15m1 stop
£377Air Canada
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Mon, 29 Sep - Tue, 7 Oct
Lufthansa Logo
21:55 - 09:35YUL-LHR
6h 40mdirect
Lufthansa Logo
08:45 - 19:20LHR-YUL
14h 35m1 stop
£393Lufthansa
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Sat, 11 Oct - Sun, 26 Oct
Lufthansa Logo
18:55 - 06:30YUL-LHR
6h 35mdirect
Lufthansa Logo
08:45 - 19:20LHR-YUL
14h 35m1 stop
£394Lufthansa
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Sun, 12 Oct - Sun, 26 Oct

American Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport

Our best American Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport flight tickets
American Airlines
3 Nov
YUL15:52Montreal Pierre Elliott Trudeau Intl
34h 03m
1 stop
LHR06:55London Heathrow
6 Nov
LHR06:15London Heathrow
35h 00m
2 stops
YUL12:15Montreal Pierre Elliott Trudeau Intl
£336
Find similar
American Airlines
20 Aug
YUL14:35Montreal Pierre Elliott Trudeau Intl
12h 05m
1 stop
LHR07:40London Heathrow
29 Nov
LHR16:10London Heathrow
7h 35m
YUL18:45Montreal Pierre Elliott Trudeau Intl
£495
Find similar
American Airlines
20 Aug
YUL10:31Montreal Pierre Elliott Trudeau Intl
16h 19m
2 stops
LHR07:50London Heathrow
2 Dec
LHR17:05London Heathrow
24h 10m
2 stops
YUL12:15Montreal Pierre Elliott Trudeau Intl
£512
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Lufthansa flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport

Our best Lufthansa deals on Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport flight tickets
Lufthansa
11 Oct
YUL21:55Montreal Pierre Elliott Trudeau Intl
6h 40m
LHR09:35London Heathrow
26 Oct
LHR08:45London Heathrow
14h 35m
1 stop
YUL19:20Montreal Pierre Elliott Trudeau Intl
£393
Find similar
Lufthansa
12 Oct
YUL18:55Montreal Pierre Elliott Trudeau Intl
6h 35m
LHR06:30London Heathrow
26 Oct
LHR08:45London Heathrow
14h 35m
1 stop
YUL19:20Montreal Pierre Elliott Trudeau Intl
£394
Find similar
Lufthansa
27 Sept
YUL19:30Montreal Pierre Elliott Trudeau Intl
20h 30m
1 stop
LHR21:00London Heathrow
25 Oct
LHR20:25London Heathrow
27h 55m
1 stop
YUL19:20Montreal Pierre Elliott Trudeau Intl
£401
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momondo Fare Finder

 
Customise your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow 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 279,928 searches. Data last updated 16 August 2025.
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.

Fly from

Fly to

Route

Depart

Return

Price

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 3/11

15:52-06:55

1 stop34h 03m

London Heathrow

Thu 6/11

06:15-12:15

2 stops35h 00m

£336

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

21:45-22:40

1 stop19h 55m

London Heathrow

Mon 1/12

06:00-20:15

1 stop19h 15m

£350

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

21:45-17:30

1 stop14h 45m

London Heathrow

Fri 21/11

06:00-20:15

1 stop19h 15m

£351

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

21:45-21:35

1 stop18h 50m

London Heathrow

Fri 21/11

08:15-20:15

1 stop17h 00m

£354

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sat 25/10

12:30-10:15

2 stops16h 45m

London Heathrow

Sun 26/10

16:10-19:45

Nonstop7h 35m

£363

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

19:30-08:35

1 stop8h 05m

London Heathrow

Fri 31/10

09:00-16:10

1 stop11h 10m

£373

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 1/10

18:55-06:30

Nonstop6h 35m

London Heathrow

Fri 31/10

09:00-16:10

1 stop11h 10m

£376

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

09:40-06:30

1 stop15h 50m

London Heathrow

Tue 7/10

08:45-15:00

1 stop11h 15m

£377

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sat 11/10

21:55-09:35

Nonstop6h 40m

London Heathrow

Sun 26/10

08:45-19:20

1 stop14h 35m

£393

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 12/10

18:55-06:30

Nonstop6h 35m

London Heathrow

Sun 26/10

08:45-19:20

1 stop14h 35m

£394

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 cheapest month to fly to London Heathrow Airport?

In general, October 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 May is another great option to travel to London Heathrow Airport, with average flight prices from Montreal Pierre Elliott Trudeau Intl Airport averaging around £493.

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 £468. 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 £633.

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 £530. 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 £592 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 £547 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 £500 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?

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

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

As of August 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport flights are approximately 3% cheaper 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

£195

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 £195. 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 £336.
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.
Search flight deals

  • 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?

  • 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?

  • 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
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom £399Free CancellationRating
7.1
9,966 reviews
Search Air Canada flights
British AirwaysPriceFrom £410Free CancellationRating
6.6
7,267 reviews
Search British Airways flights

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

    The lowest priced Air Canada flight from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport from the last 72 hours was £541. Generally, Air Canada has 12 flights on this route every week with an average price of £685. Air Canada is rated 7.1/10 by our users.

  • British Airways Flights From Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport

    Across 7,267 British Airways reviews on momondo, the average score is 6.6/10. British Airways flies from Montreal Pierre Elliott Trudeau Intl Airport to London Heathrow Airport about 5 times each week, with ticket deals ranging from £555 to £893. Price data is based on momondo searches in the last 72 hours.

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Montreal to London. momondo saves you time and could save you money on your trip.

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.

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

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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