Cheap flights from Quebec to London from £186

The cheapest month to fly to London from Quebec is in January. Flight prices, which tend to average around £490, are often lower during this time because this is during the off-season. The month of November is another great option to travel to London, with average flight prices from Quebec averaging around £492.

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 £484. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Quebec to London for around £668.

The cheapest time of day to fly to London is in the afternoon when flights can be purchased for as low as £549. Flights in the evening are often more expensive, with an average ticket price of £591.

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

You are more likely to see cheaper flights to London from Quebec when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around £565 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 Quebec for as low as £514 on momondo.

There are 2 cabin classes available to choose from on Quebec to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of September 2026, there are 19 flights per day flying from Quebec to London. The most common time of day flights depart is 22:00, with 100% of flights taking off in the evening.

As of September 2026, 136 flights take off from Quebec and land in London each week. The most common flight departure day for this route is Sat, with 20% of weekly flights taking off on this day.