When is the cheapest time to fly from Montreal to London?

The most competitive fares on the Montreal–London route appear during the spring shoulder season (April to May) and early fall (September to October), avoiding summer peak and Christmas holiday surcharges. Booking 45–60 days in advance is the sweet spot for maximizing savings, and being flexible by even ±3 days can uncover additional deals.

Which airlines operate flights from Montreal (YUL) to London (LHR)?

Key carriers on this route include Air Canada, British Airways, and Air Transat. Depending on your choice of airline and fare class, you'll experience direct non-stop flights available from YUL. Total journey time including any connections runs approximately 6.5 to 7 hours.

Which airports are used for flights from Montreal to London?

Your flight departs from Montréal-Pierre Elliott Trudeau International Airport (YUL). You will land at London Heathrow (LHR) or Gatwick (LGW) in United Kingdom. We recommend arriving at the departure terminal at least 2.5–3 hours before your scheduled international departure.

Is $770 CAD a competitive price for this route?

A fare starting at $770 CAD from Quebec to London is a strong entry-level price for this corridor. Exact pricing is dynamic and changes based on cabin class, airline policy, and how close to departure you book. SkyTeam Travel's agents can often access unpublished wholesale fares below this level — call us to check availability.

Is it better to book flights to London through a travel agent?

Yes, especially for securing seats on the most competitive carriers. Our agents can check multiple inventory systems simultaneously and flag unadvertised promotions that often disappear within hours of being released.

flight_takeoff from $770 CAD

Flights from Montreal to London

Departing from Montréal-Trudeau, your journey to United Kingdom is seamless with SkyTeam Travel. We compare exclusive fares on carriers like Air Canada, British Airways, and Air Transat. Whether you prefer direct non-stop flights available from YUL, we find the fastest routes so you can start exploring the historic streets of London sooner.

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Quick Answer: The cheapest flights from Montreal (YUL) to London (LHR) currently start at $770 CAD. Typical flight times average around 6.5 to 7 hours. You'll fly out of Montréal-Pierre Elliott Trudeau International Airport (YUL) and arrive at London Heathrow (LHR) or Gatwick (LGW). Search our live inventory above for unpublished deals on Air Canada, British Airways, and Air Transat.

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Flying to London from Montreal (YUL)

Montréal-Trudeau (YUL) is Eastern Canada's transatlantic powerhouse, with an exceptional concentration of non-stop flights to Europe, North Africa and the Caribbean on Air Canada, Air Transat and Air France. For Francophone travellers and anyone in Quebec, YUL often delivers the shortest routings and lowest fares to Europe of any Canadian airport.

Typical airlines

Air Canada, British Airways, and Air Transat

Routing

Direct non-stop flights available from YUL

Journey time

6.5 to 7 hours

London Travel Guide for Canadian Flyers

From the Tower of London and Westminster to the West End and day trips to Europe, London is one of Canada's most-booked transatlantic cities.

Visa & entry for Canadians

Canadians can visit the UK visa-free for up to six months but, from 2025, must obtain an Electronic Travel Authorisation (ETA) before flying. It's a quick online application — apply well ahead of departure.

Best time to fly

May, June and September deliver the best mix of mild weather and value. July–August is peak season; book early. Winter fares dip but daylight is short.

Where to stay & airports

Heathrow (LHR) is the main gateway with the widest schedule; Gatwick (LGW) often carries lower fares. Central zones near the Underground keep sightseeing easy.

Baggage tip

Transatlantic economy fares vary widely on checked-bag inclusions. We confirm the exact allowance and flag fare classes that include a free checked bag.

Researched and maintained by SkyTeam Travel's Canadian flight specialists. Fares and routings are checked against our airline and consolidator sources. Entry requirements and baggage rules change often — confirm current details with our agents or the official authorities before you travel.

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