Cheap flights from London Heathrow Airport to Montreal from £221
This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Montreal departing on 5/9. 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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British Airways flights from London Heathrow Airport to Montreal
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How to get the cheapest flight ticket from London Heathrow Airport to Montreal
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 London Heathrow Airport and Montreal?
What is the cheapest month to fly to Montreal?
The month of September is, on average, the cheapest month to fly to Montreal from London Heathrow Airport, with most prices found around £410. The month of May is another great option to travel to Montreal, with average flight prices from London Heathrow Airport averaging around £413.
What is the cheapest day to depart on your flight to Montreal?
The cheapest day to depart from London Heathrow Airport to Montreal is on a Wednesday. Travellers who choose to depart for Montreal on a Wednesday will often find tickets for as low as £513. Flights from London Heathrow Airport to Montreal on a Saturday will generally be more expensive and average around £559. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Montreal?
In the evening is the cheapest time of day to fly from London Heathrow Airport to Montreal when you can find flight prices for as low as £518. Flying to Montreal in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Montreal is at midday when prices are around £555.
What is the cheapest London Heathrow to Montreal flight route?
Fly from London Heathrow to Montreal Pierre Elliott Trudeau Intl for the best London Heathrow - Montreal flight prices
How far in advance should I book a flight to Montreal?
You are more likely to see cheaper flights to Montreal from London Heathrow Airport when booking 5 weeks ahead of your departure date. In general, you can expect to find flights to Montreal for around £486 when searching 5 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montreal from London Heathrow Airport for as low as £439 on momondo.
What cabin class options are available on London Heathrow to Montreal flights?
There are 3 cabin classes available to choose from on London Heathrow to Montreal 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 London Heathrow Airport to Montreal flights?
You could potentially save up to 33% on your flight if you consider stops on a London Heathrow Airport to Montreal flight.
How have London Heathrow Airport to Montreal flight prices changed over time?
As of June 2025, prices for London Heathrow Airport to Montreal flights are approximately 18% more expensive when compared to flights at the same time last year.
What is the cheapest airline that flies from London Heathrow to Montreal?
TAP AIR PORTUGAL, Aer Lingus, and British Airways are the most popular carriers operating from London Heathrow to Montreal
Which airlines fly to Montreal?
Air Canada, Lufthansa and British Airways are the top three most popular airlines that fly to Montreal from London Heathrow Airport according to our data. Air Canada is the first choice among our users, with 63% of people opting to fly with this airline when travelling to Montreal. Keep in mind that there are 8 different airlines that fly to Montreal on a routine basis, so you have a few additional options to choose from.
How many flights depart from London Heathrow Airport to Montreal on average per day?
The number of flights available between London Heathrow Airport and Montreal is 16 per day as of June 2025. The most frequent departure time is 14:00, with 43% of daily flights leaving in the afternoon.
How many flights depart from London Heathrow Airport to Montreal on average per week?
118 flights are operational weekly from London Heathrow Airport to Montreal as of June 2025. The most popular departure day for this route is Sun, with 18% of flights per week taking off on this day.
When to book flights from London Heathrow Airport to Montreal
Cheap London Heathrow Airport to Montreal (LHR to YMQ) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to Montreal
How far is London Heathrow to Montreal by plane?
London Heathrow and Montreal are 3229.8 mi apart from one another. In terms of flight time, this usually takes a little over 7h 10m.
When did momondo last update prices for flights from London Heathrow Airport to Montreal?
Prices for flights from London Heathrow Airport to Montreal refresh daily.
How many operators does momondo search for flights from London Heathrow Airport to Montreal?
As of June 2025, there are 8 operators available to choose from for flights from London Heathrow Airport to Montreal.
How old do you have to be to fly from London Heathrow Airport to Montreal?
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 London Heathrow Airport to Montreal.
What documentation or ID do you need to fly to Montreal?
The necessary travel and health documents for your Montreal 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 London Heathrow Airport to Montreal?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from London Heathrow Airport to Montreal is Boeing 777 (17.39% of total bookings). The next most popular plane models are Boeing 787-8 Dreamliner (17.21%), Boeing 787-9 Dreamliner (16.46%), and Airbus A350-1000 (10.16%).
What is the most popular airline from London Heathrow Airport to Montreal?
Based on momondo bookings for flights between London Heathrow Airport and Montreal, the leading airline is Air Canada, making up 63% of the total bookings. Other popular airlines include British Airways with 16%, Lufthansa with 15%, and Air Transat with 2%.
Best airlines flying from London Heathrow Airport to Montreal
Compare and see reviews for airlines that fly from London Heathrow Airport to Montreal with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £95 | Free Cancellation | Rating 7.5 1,463 reviews | |||
| PriceFrom £326 | Free Cancellation | Rating 7.8 398 reviews | |||
| PriceFrom £332 | Free Cancellation | Rating 7.1 1,889 reviews | |||
| PriceFrom £365 | Free Cancellation | Rating 7.1 9,548 reviews | |||
| PriceFrom £368 | Free Cancellation | Rating 6.6 7,016 reviews | |||
| PriceFrom £368 | Free Cancellation | Rating 6.8 7,148 reviews | |||
| PriceFrom £381 | Free Cancellation | Rating 7.4 652 reviews | |||
| PriceFrom £403 | Free Cancellation | Rating 7.6 1,290 reviews |
Finnair Flights From London Heathrow Airport to Montreal
The lowest priced Finnair flight from London Heathrow Airport to Montreal from the last 72 hours was £548. Generally, Finnair has 8 flights on this route every week with an average price of £904. Finnair is rated 7.6/10 by our users.
Air Canada Flights From London Heathrow Airport to Montreal
The best Air Canada deal for London Heathrow Airport to Montreal flight tickets found on momondo in the last 72 hours was £496, round-trip. It should be noted that an average Air Canada flight deal for this route in this time was higher, at £645 round-trip. Air Canada operates 12 flights out of London Heathrow Airport into Montreal in an average week, so prices vary by time and availability. 9,549 Air Canada reviews by users on momondo have scored the airline at 7.1/10.
Why use momondo?
Why should I use momondo to find a flight deal from London to Montreal?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from London to Montreal for you.
Can I find flights from London to Montreal with flexible booking policies on momondo?
momondo does allow users to show only those flights to Montreal from London which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from London to Montreal?
momondo helps you find the best flight between London and Montreal by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from London to Montreal right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Montreal, momondo offers a useful price alert feature which will track prices for flights to Montreal from London and alert you when they change.