Q: How much does it cost to fly round-trip from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Airfare is below average for this route at the moment. London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport flights typically cost between C$ 985 and C$ 1,398 in September. The cheapest round-trip price found within the last 3 days was C$ 637 on Lufthansa (20 Sep-22 Sep).

Question 1

How much does it cost to fly round-trip from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

Airfare is below average for this route at the moment.London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport flights typically cost between C$ 985 and C$ 1,398 in September.
The cheapest round-trip price found within the last 3 days was C$ 637 on Lufthansa (20 Sep-22 Sep).

Question 2

What are the cheapest airlines flying from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

Accepted Answer

Cheapflights users have booked flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip from C$ 637. Other airlines that can offer you cheap pricing are SWISS, from C$ 638, and Air Canada, from C$ 672. Lufthansa is currently priced 28% below the average price you’ll pay for this route.

Question 3

How far ahead should I book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport, you should look to book at least 86 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Question 4

What is the cheapest month to book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

Currently, October is the cheapest month in which you can book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 316). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Question 5

What is the cheapest day to fly from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

Travelers seeking maximum savings on their London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

Weekly flight availability from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport

Accepted Answer

The most flights from LHR to YUL are scheduled on a Tuesday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in Montreal Pierre Elliott Trudeau Intl Airport ranges from 64.0 - 111.0 mm per month. August is typically the wettest month, when rainfall can reach 111.0 mm. February is typically the driest time to visit Montreal Pierre Elliott Trudeau Intl Airport when rainfall is around 64.0 mm.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to Montreal Pierre Elliott Trudeau Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

Question 9

What are the cheapest flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

Looking for the cheapest flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport? While on average our users pay C$ 1,115, our data indicates the cheapest price to be C$ 644. The most popular route (London Heathrow - Montreal Pierre Elliott Trudeau Intl), is priced around C$ 641.

Question 10

What are the most reliable airlines from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport on time: Austrian Airlines (93%), United Airlines (93%), Lufthansa (93%).

Question 11

What are the most popular airlines that fly from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

When booking a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport, you may want to consider flying on Air Canada, British Airways or Lufthansa as they are the most popular for this route.

Question 12

What is the cheapest day to fly round-trip from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

Users have found that flying from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

Question 13

How far in advance should I book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

Find a great deal and save up to 36% by booking at least 57 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport within the next two weeks, with the cheapest ticket starting at C$ 752.

Question 14

What is the cheapest month to fly from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Accepted Answer

September is one of the best times of the year to fly to Montreal Pierre Elliott Trudeau Intl Airport from London Heathrow Airport. Prices for September average C$ 840 per person but you can even find prices for as low as C$ 564. The most expensive prices can be found in the month of December. Opting for a September flight can save you 23% on your journey compared to booking in December

Question 15

What is the cheapest time of day to fly from LHR to YUL?

Accepted Answer

It’s optimal to fly from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport in the afternoon. By choosing this option you can save up to 14% on the cost of your flight, compared to a flight at noon.

Question 16

Can I find deals for flights from Heathrow to Pierre Elliott Trudeau Intl that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Heathrow to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

Question 17

How can I find direct flights from Heathrow to Pierre Elliott Trudeau Intl?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to Pierre Elliott Trudeau Intl.

Question 18

Can I find deals for business class flights from Heathrow to Pierre Elliott Trudeau Intl?

Accepted Answer

Yes. Cheapflights offers flight deals from Heathrow to Pierre Elliott Trudeau Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 19

How does Cheapflights help users find flights from Heathrow to Pierre Elliott Trudeau Intl?

Accepted Answer

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Pierre Elliott Trudeau Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Question 20

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Pierre Elliott Trudeau Intl?

Accepted Answer

Cheapflights helps you find that perfect flight to Pierre Elliott Trudeau Intl from Heathrow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Question 21

Can Cheapflights find flights from Heathrow to Pierre Elliott Trudeau Intl with no change fees?

Accepted Answer

Users can book flights with no change fees policies with our dedicated filters. Book flights from Heathrow to Pierre Elliott Trudeau Intl flexibly with Cheapflights today.

Question 22

Can Cheapflights notify me if prices for flights from Heathrow to Pierre Elliott Trudeau Intl become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Heathrow to Pierre Elliott Trudeau Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Round-trip from	C$ 637
One-way from	C$ 487
Popular in	August
Cheapest in	September
Average price	C$ 1,162
Good round-trip deal	C$ 752 or less
Good one-way deal	C$ 844 or less

Airline	Cheapest	Average	Flexibility	On-time
Lufthansa	CheapestC$ 646	AverageC$ 838	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	CheapestC$ 671	AverageC$ 968	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Air Canada	CheapestC$ 686	AverageC$ 841	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights

Cheap flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport from C$ 487

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/9. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from London Heathrow to Montreal Pierre Elliott Trudeau Intl are usually found in September or May, booked 86 days in advance, depart on a Wednesday or Tuesday and return on a Sunday

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Find flight deals from Heathrow to Pierre Elliott Trudeau Intl

Cheapest flights from Heathrow to Pierre Elliott Trudeau IntlExplore the most affordable flight options available from Heathrow to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.

Explore the most affordable flight options available from Heathrow to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.

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Best time to book a flight from Heathrow to Pierre Elliott Trudeau Intl

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Everything you need to know about your flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Pierre Elliott Trudeau Intl. Price data was last updated on 25 July 2025.

What is the cheapest month to book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

What is the cheapest time of day to fly from LHR to YUL?

Find hourly flight availability from Heathrow to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 July 2025.

Weekly flight availability from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport

How much does it cost to fly round-trip from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Read through reviews of airlines operating flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport, such as SWISS,Air Canada, andTAP AIR PORTUGAL. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Heathrow to Pierre Elliott Trudeau Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What are the cheapest airlines flying from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

What are the most reliable airlines from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

What are the cheapest flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Can I find deals for flights from Heathrow to Pierre Elliott Trudeau Intl that include hotel bookings?

How can I find direct flights from Heathrow to Pierre Elliott Trudeau Intl?

Can I find deals for business class flights from Heathrow to Pierre Elliott Trudeau Intl?

What is the cheapest month to book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

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Can Cheapflights notify me if prices for flights from Heathrow to Pierre Elliott Trudeau Intl become cheaper?

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Cheapest flights from Heathrow to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Heathrow to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.