What is the cheapest airline that flies from Montreal to London?

TAP AIR PORTUGAL, Air Transat, and WestJet are the most popular carriers operating from Montreal to London

Which airlines fly to London?

Air Canada, British Airways and Air Transat are the top three most popular airlines that fly to London from Montreal according to our data. Air Canada is the first choice among our users, with 59% of people opting to fly with this airline when travelling to London. Keep in mind that there are 3 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Which stopover airport has the shortest connection time from Montreal to London?

New York (JFK) has the shortest average stopover time for this route: 1h 57m.

Which airport is the most popular for stopovers for flights between Montreal and London?

Amsterdam (AMS) was the most common stop: 25% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport has the shortest travel time from Montreal to London?

Flights connecting via Amsterdam (AMS) have the shortest average one-way travel time: 9h 00m.

How many flights depart from Montreal to London on average per day?

The number of flights available between Montreal and London is 14 per day as of August 2025. The most frequent departure time is 22:00, with 100% of daily flights leaving in the evening.

How many flights depart from Montreal to London on average per week?

As of August 2025, 104 flights take off from Montreal and land in London each week. The most common flight departure day for this route is Wed, with 19% of weekly flights taking off on this day.

Which stopover airport offers the lowest fares from Montreal to London?

Flights via New York (JFK) offer the lowest average return price of £463.

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

Prices for flights from Montreal to London were last updated today.

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

As of August 2025, there are 3 operators available to choose from for flights from Montreal to London.

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

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 Montreal to London.

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

The necessary travel and health documents for your London 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.

£194 Cheap Flights from Montreal to London (YMQ-LON) in 2025

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Find the cheapest flights from Montreal to London (YMQ-LON)

Round-trip

One-way

Last minute

Direct

Cheap return flights

20:05 - 21:00YUL-LHR

19h 55m1 stop

06:00 - 13:50LHR-YUL

12h 50m1 stop

£396Air Canada

Find Deal

Sat, 4 Oct - Sun, 19 Oct

18:55 - 06:30YUL-LHR

6h 35mdirect

06:35 - 19:20LHR-YUL

16h 45m1 stop

£396Lufthansa

Find Deal

Wed, 15 Oct - Wed, 29 Oct

14:30 - 09:45YUL-LGW

14h 15m1 stop

11:40 - 22:10LGW-YUL

15h 30m1 stop

£397Porter Airlines

Find Deal

Wed, 14 Jan - Tue, 20 Jan

10:35 - 09:45YUL-LGW

18h 10m1 stop

11:40 - 00:35LGW-YUL

17h 55m1 stop

£399Porter Airlines

Find Deal

Tue, 2 Dec - Tue, 13 Jan

22:05 - 09:50YUL-LGW

6h 45mdirect

11:35 - 14:15LGW-YUL

7h 40mdirect

£399Air Transat

Find Deal

Thu, 4 Sep - Tue, 9 Sep

22:05 - 09:50YUL-LGW

6h 45mdirect

11:35 - 14:15LGW-YUL

7h 40mdirect

£400Air Transat

Find Deal

Sat, 27 Sep - Tue, 7 Oct

21:40 - 08:30YUL-LHR

6h 50mdirect

16:10 - 19:45LHR-YUL

7h 35mdirect

£408British Airways

Find Deal

Sun, 26 Oct - Sat, 1 Nov

22:10 - 09:50YUL-LHR

6h 40mdirect

16:10 - 19:45LHR-YUL

7h 35mdirect

£409British Airways

Find Deal

Tue, 21 Oct - Sat, 1 Nov

20:40 - 08:30YUL-LHR

6h 50mdirect

16:10 - 18:45LHR-YUL

7h 35mdirect

£421American Airlines

Find Deal

Mon, 3 Nov - Fri, 14 Nov

07:25 - 08:35YUL-LGW

20h 10m2 stops

14:30 - 13:34LGW-YUL

28h 04m2 stops

£423American Airlines

Find Deal

Sat, 4 Oct - Sat, 11 Oct

Air Canada flights from Montreal to London

Our best Air Canada deals on Montreal to London flight tickets

Air Canada

4 Oct

YUL20:05Montreal Pierre Elliott Trudeau Intl

19h 55m

1 stop

LHR21:00London Heathrow

19 Oct

LHR06:00London Heathrow

12h 50m

1 stop

YUL13:50Montreal Pierre Elliott Trudeau Intl

£396

Find similar

Air Canada

4 Feb

YUL11:30Montreal Pierre Elliott Trudeau Intl

14h 00m

2 stops

LHR06:30London Heathrow

9 Feb

LHR09:00London Heathrow

11h 10m

1 stop

YUL15:10Montreal Pierre Elliott Trudeau Intl

£397

Find similar

Air Canada

27 Jan

YUL17:10Montreal Pierre Elliott Trudeau Intl

10h 20m

1 stop

LHR08:30London Heathrow

18 Mar

LHR13:45London Heathrow

30h 25m

1 stop

YUL16:10Montreal Pierre Elliott Trudeau Intl

£398

Find similar

American Airlines flights from Montreal to London

Our best American Airlines deals on Montreal to London flight tickets

American Airlines

3 Nov

YUL20:40Montreal Pierre Elliott Trudeau Intl

6h 50m

LHR08:30London Heathrow

14 Nov

LHR16:10London Heathrow

7h 35m

YUL18:45Montreal Pierre Elliott Trudeau Intl

£421

Find similar

American Airlines

4 Oct

YUL07:25Montreal Pierre Elliott Trudeau Intl

20h 10m

2 stops

LGW08:35London Gatwick

11 Oct

LGW14:30London Gatwick

28h 04m

2 stops

YUL13:34Montreal Pierre Elliott Trudeau Intl

£423

Find similar

American Airlines

24 Oct

YUL12:30Montreal Pierre Elliott Trudeau Intl

13h 50m

1 stop

LHR07:20London Heathrow

27 Oct

LHR16:10London Heathrow

7h 35m

YUL19:45Montreal Pierre Elliott Trudeau Intl

£427

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

20:05-21:00

1 stop19h 55m

London Heathrow

Sun 19/10

06:00-13:50

1 stop12h 50m

£396

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 15/10

18:55-06:30

Nonstop6h 35m

London Heathrow

Wed 29/10

06:35-19:20

1 stop16h 45m

£396

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 14/1

14:30-09:45

1 stop14h 15m

London Gatwick

Tue 20/1

11:40-22:10

1 stop15h 30m

£397

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Tue 2/12

10:35-09:45

1 stop18h 10m

London Gatwick

Tue 13/1

11:40-00:35

1 stop17h 55m

£398

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 4/9

22:05-09:50

Nonstop6h 45m

London Gatwick

Tue 9/9

11:35-14:15

Nonstop7h 40m

£399

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 27/9

22:05-09:50

Nonstop6h 45m

London Gatwick

Tue 7/10

11:35-14:15

Nonstop7h 40m

£400

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 26/10

21:40-08:30

Nonstop6h 50m

London Heathrow

Sat 1/11

16:10-19:45

Nonstop7h 35m

£408

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Tue 21/10

22:10-09:50

Nonstop6h 40m

London Heathrow

Sat 1/11

16:10-19:45

Nonstop7h 35m

£409

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 3/11

20:40-08:30

Nonstop6h 50m

London Heathrow

Fri 14/11

16:10-18:45

Nonstop7h 35m

£421

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

07:25-08:35

2 stops20h 10m

London Gatwick

Sat 11/10

14:30-13:34

2 stops28h 04m

£423

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Montreal to London

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

Airlines

Stopovers

Other information

What is the typical price of a round-trip flight between Montreal and London?

What is the cheapest month to fly to London?

The cheapest month to fly to London from Montreal is in May. Flight prices, which tend to average around £443, are often lower during this time because this is during the off-season. The month of September is another great option to travel to London, with average flight prices from Montreal averaging around £463.

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

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £470. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Montreal to London for around £610.

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

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £471. Flights in the morning are often more expensive, with an average ticket price of £560.

What is the cheapest Montreal to London flight route?

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

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

You are more likely to see cheaper flights to London from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £550 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Montreal for as low as £503 on momondo.

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

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

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

How have Montreal to London flight prices changed over time?

As of August 2025, prices for Montreal to London flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Montreal to London

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

Estimated return price

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

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

Best price found	£208
Fastest flight time	6h 35m
Direct flights	Every day
Airports in London	1 airport

The best one-way flight to London from Montreal in the past 72 hours is £208. The best return flight deal from Montreal to London found on momondo in the last 72 hours is £376.

The fastest flight from Montreal to London takes 6h 35m

Direct flights go from Montreal to London every day.

There is 1 airport near London: London Heathrow (LHR)

Search flight deals

How far is Montreal to London by plane?
There are 3242.1 mi between Montreal and London. By plane, this route typically takes 6h 35m.
When did momondo last update prices for flights from Montreal to London?
Prices for flights from Montreal to London were last updated today.
How many operators does momondo search for flights from Montreal to London?
As of August 2025, there are 3 operators available to choose from for flights from Montreal to London.
How old do you have to be to fly from Montreal to London?
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 Montreal to London.
What documentation or ID do you need to fly to London?
The necessary travel and health documents for your London 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 to London?
momondo data reveals that the most frequently booked plane model on the route from Montreal to London is Boeing 787-8 Dreamliner, representing 42.90% of all bookings. The subsequent popular models are Airbus A321neo at 36.38%, Boeing 787-9 Dreamliner at 13.07%, and Boeing 777-300ER at 2.47%.
What is the most popular airline from Montreal to London?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Montreal to London is Air Canada (44% of total bookings). The next most popular airlines are British Airways (25%), Air Transat (18%), and American Airlines (5%).

Best airlines flying from Montreal to London

Compare and see reviews for airlines that fly from Montreal to London with momondo

Airline	Rating	Free Cancellation	Price
Air Transat	PriceFrom £384	Free Cancellation	Rating 7.7 430 reviews	Search Air Transat flights
Air Canada	PriceFrom £393	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
British Airways	PriceFrom £412	Free Cancellation	Rating 6.7 7,291 reviews	Search British Airways flights

Air Transat Flights From Montreal to London
The lowest priced Air Transat flight from Montreal to London from the last 72 hours was £518. Generally, Air Transat has 7 flights on this route every week with an average price of £762. Air Transat is rated 7.7/10 by our users.
Air Canada Flights From Montreal to London
£529 is the best Air Canada flight deal from Montreal to London found on momondo over the last 72 hours. The average Air Canada ticket price found was closer to £673, however, with flight time and availability significantly affecting the price. Air Canada (7.1/10 from 10,000 user reviews) flies into London from Montreal 2 times in an average week so prices can vary.

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Slough

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Canterbury

Southend-on-Sea

Ipswich

Ilford

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Folkestone

Bedford

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?

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Montreal.

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

If you are not ready to book a flight from Montreal to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.

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Cheap flights from Montreal to London from £194

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 to London departing on 18/9. 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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Big names, great deals

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Filter for what you want

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Find the cheapest flights from Montreal to London (YMQ-LON)

Cheap return flights

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Air Canada flights from Montreal to London

Our best Air Canada deals on Montreal to London flight tickets

American Airlines flights from Montreal to London

Our best American Airlines deals on Montreal to London flight tickets

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Use the filters below to find and compare flights from Montreal to London that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from Montreal to London

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 and London?

What is the cheapest month to fly to London?

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

Our data shows that Sunday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £470. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Montreal to London for around £610.

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

The cheapest time of day to fly to London is at midday when flights can be purchased for as low as £471. Flights in the morning are often more expensive, with an average ticket price of £560.

What is the cheapest Montreal to London flight route?

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

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

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

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

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

How have Montreal to London flight prices changed over time?

As of August 2025, prices for Montreal to London flights are approximately 7% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Montreal to London?

TAP AIR PORTUGAL, Air Transat, and WestJet are the most popular carriers operating from Montreal to London

Which airlines fly to London?

Which airport is the most popular for stopovers for flights between Montreal and London?

Amsterdam (AMS) was the most common stop: 25% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Montreal to London?

Flights via New York (JFK) offer the lowest average return price of £463.

Which stopover airport has the shortest travel time from Montreal to London?

Flights connecting via Amsterdam (AMS) have the shortest average one-way travel time: 9h 00m.

Which stopover airport has the shortest connection time from Montreal to London?

New York (JFK) has the shortest average stopover time for this route: 1h 57m.

How many flights depart from Montreal to London on average per day?

The number of flights available between Montreal and London is 14 per day as of August 2025. The most frequent departure time is 22:00, with 100% of daily flights leaving in the evening.

How many flights depart from Montreal to London on average per week?

As of August 2025, 104 flights take off from Montreal and land in London each week. The most common flight departure day for this route is Wed, with 19% of weekly flights taking off on this day.

When to book flights from Montreal to London

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

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

Best price found

Fastest flight time

Direct flights

Airports in London

How far is Montreal to London by plane?

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

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

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

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

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

What is the most popular airline from Montreal to London?

Best airlines flying from Montreal to London

Compare and see reviews for airlines that fly from Montreal to London with momondo

Air Transat Flights From Montreal to London

Air Canada Flights From Montreal to London

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 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.