Question 1

What is the cheapest month to fly to London?

Accepted Answer

The cheapest month to fly to London from Montreal Pierre Elliott Trudeau Intl Airport is in November. Flight prices, which tend to average around £439, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from Montreal Pierre Elliott Trudeau Intl Airport averaging around £444.

Question 2

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

Accepted Answer

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 £440. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Montreal Pierre Elliott Trudeau Intl Airport to London for around £611.

Question 3

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

Accepted Answer

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.

Question 4

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to London flights?

Accepted Answer

You could potentially save up to 36% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to London flight.

Question 5

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

Accepted Answer

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

Question 6

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

Accepted Answer

You are more likely to see cheaper flights to London 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 for around £534 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 Pierre Elliott Trudeau Intl Airport for as low as £480 on momondo.

Question 7

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

Accepted Answer

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £504. Flights in the evening are often more expensive, with an average ticket price of £525.

Question 8

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

Accepted Answer

9 flights are operational daily from Montreal Pierre Elliott Trudeau Intl Airport to London as of February 2026. The most popular departure time for this route is 19:00, with 100% of flights per day taking off in the evening.

Question 9

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

Accepted Answer

According to our data, Air Transat have had the fewest delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

Question 10

Which stopover airport has the shortest travel time from Montreal Pierre Elliott Trudeau Intl Airport to London?

Accepted Answer

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

Question 11

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

Accepted Answer

As of February 2026, there are 66 flights per week flying from Montreal Pierre Elliott Trudeau Intl Airport to London. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

Question 12

Which airport is the most popular for stopovers for flights between Montreal Pierre Elliott Trudeau Intl Airport and London?

Accepted Answer

Munich (MUC) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Question 13

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

Accepted Answer

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

Question 14

Which stopover airport has the shortest connection time from Montreal Pierre Elliott Trudeau Intl Airport to London?

Accepted Answer

Munich (MUC) has the shortest average stopover time for this route: 1h 55m.

Question 15

How often are flights from Montreal to London delayed?

Accepted Answer

Historically, on average around 21% 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 158 minutes.

Question 16

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

Accepted Answer

As of February 2026, prices for Montreal Pierre Elliott Trudeau Intl Airport to London flights are approximately 42% more expensive when compared to flights at the same time last year.

Question 17

Which stopover airport offers the lowest fares from Montreal Pierre Elliott Trudeau Intl Airport to London?

Accepted Answer

Flights via Munich (MUC) offer the lowest average return price of £582.

Question 18

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

Accepted Answer

There are 3 cabin classes available to choose from on Montreal Pierre Elliott Trudeau Intl to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Question 19

Which airlines fly to London?

Accepted Answer

Air Canada, British Airways and Lufthansa are the top three most popular airlines that fly to London from Montreal Pierre Elliott Trudeau Intl Airport according to our data. Air Canada is the first choice among our users, with 78% 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.

Question 20

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

Accepted Answer

Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to London are refreshed on a daily basis.

Question 21

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

Accepted Answer

There are 3 operators available for flights from Montreal Pierre Elliott Trudeau Intl Airport to London as of February 2026.

Question 22

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

Accepted Answer

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.

Question 23

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

Accepted Answer

The travel and health documents you'll need for your trip to London may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best price found	£446
Fastest flight time	6h 40m
Direct flights	Every day
Airports in London	6 airports

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom £396	Free Cancellation	Rating 7.1 10,687 reviews	Search Air Canada flights
British Airways	PriceFrom £403	Free Cancellation	Rating 6.7 7,714 reviews	Search British Airways flights
Lufthansa	PriceFrom £438	Free Cancellation	Rating 6.8 7,759 reviews	Search Lufthansa flights

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

What is the cheapest month to fly to London?

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

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

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £504. Flights in the evening are often more expensive, with an average ticket price of £525.

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

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

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

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

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

You could potentially save up to 36% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to London flight.

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

As of February 2026, prices for Montreal Pierre Elliott Trudeau Intl Airport to London flights are approximately 42% more expensive when compared to flights at the same time last year.

Which airlines fly to London?

How often are flights from Montreal to London delayed?

Historically, on average around 21% 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 158 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?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday 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, Air Transat have had the fewest delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

Which airport is the most popular for stopovers for flights between Montreal Pierre Elliott Trudeau Intl Airport and London?

Munich (MUC) was the most common stop: 67% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Montreal Pierre Elliott Trudeau Intl Airport to London?

Flights via Munich (MUC) offer the lowest average return price of £582.

Which stopover airport has the shortest travel time from Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport to London?

Munich (MUC) has the shortest average stopover time for this route: 1h 55m.

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

9 flights are operational daily from Montreal Pierre Elliott Trudeau Intl Airport to London as of February 2026. The most popular departure time for this route is 19:00, with 100% of flights per day taking off in the evening.

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

As of February 2026, there are 66 flights per week flying from Montreal Pierre Elliott Trudeau Intl Airport to London. The most common day of the week flights depart is Mon, with 18% of flights taking off on this day.

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

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

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

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

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