Cheap flights from Canada to London from £138
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Canada to London departing on 19/11. 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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How to get the cheapest flight ticket from Canada 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 cheapest month to fly to London?
The cheapest month to fly to London from Canada is in February. Flight prices, which tend to average around £378, 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 Canada averaging around £399.
What is the cheapest day to depart on your flight to London?
Our data shows that Wednesday is the least expensive day to fly to London. Tickets to fly out on this day can be as low as £499. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Canada to London for around £539.
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 morning when flights can be purchased for as low as £475. Flights in the afternoon are often more expensive, with an average ticket price of £527.
What is the cheapest Canada to London flight route?
Fly from Montreal Pierre Elliott Trudeau Intl to London Heathrow for the best Canada - 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 Canada when booking 12 weeks ahead of your departure date. In general, you can expect to find flights to London for around £485 when searching 12 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Canada for as low as £431 on momondo.
What cabin class options are available on Canada to London flights?
There are 3 cabin classes available to choose from on Canada to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Canada to London?
WestJet, Air Transat, and Porter Airlines are the most popular carriers operating from Canada to London
Which airlines fly to London?
Air Canada, British Airways and WestJet are the top three most popular airlines that fly to London from Canada according to our data. Air Canada is the first choice among our users, with 61% of people opting to fly with this airline when travelling to London. Keep in mind that there are 14 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.
How many flights depart from Canada to London on average per day?
The number of flights available between Canada and London is 58 per day as of June 2025. The most frequent departure time is 20:00, with 98% of daily flights leaving in the evening.
How many flights depart from Canada to London on average per week?
410 flights are operational weekly from Canada to London as of June 2025. The most popular departure day for this route is Thu, with 19% of flights per week taking off on this day.
Cheap Canada to London flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Canada to London
When did momondo last update prices for flights from Canada to London?
Prices for flights from Canada to London were last updated today.
How many operators does momondo search for flights from Canada to London?
There are 14 operators available for flights from Canada to London as of June 2025.
How old do you have to be to fly from Canada 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 Canada to London.
What documentation or ID do you need to fly to London?
The travel and health documents required for your trip to London can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Canada to London?
momondo data reveals that the most frequently booked plane model on the route from Canada to London is Airbus A330-200, representing 23.81% of all bookings. The subsequent popular models are Boeing 777 at 20.79%, Airbus A350-1000 at 16.04%, and Airbus A321neo at 11.69%.
Best airlines flying from Canada to London
Compare and see reviews for airlines that fly from Canada to London with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £243 | Free Cancellation | Rating 7.1 1,885 reviews | |||
| PriceFrom £296 | Free Cancellation | Rating 7.0 499 reviews | |||
| PriceFrom £334 | Free Cancellation | Rating 7.2 2,869 reviews | |||
| PriceFrom £336 | Free Cancellation | Rating 7.8 396 reviews | |||
| PriceFrom £360 | Free Cancellation | Rating 7.1 1,118 reviews | |||
| PriceFrom £366 | Free Cancellation | Rating 8.0 288 reviews | |||
| PriceFrom £368 | Free Cancellation | Rating 7.1 9,531 reviews | |||
| PriceFrom £387 | Free Cancellation | Rating 7.4 652 reviews | |||
| PriceFrom £396 | Free Cancellation | Rating 6.7 7,136 reviews | |||
| PriceFrom £398 | Free Cancellation | Rating 6.6 7,011 reviews |
Travelling to a place near London?
Book flights to London if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Canada to London?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Canada.
Can I find flights from Canada to London with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Canada to London flights to just show those with flexible booking policies.
How can momondo help me find flights from Canada 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 Canada.
I’m not ready to book a flight from Canada to London right now. Can momondo alert me if prices change?
If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Canada and alert you when they change.