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Air Canada flights from London to Montreal (LON - YMQ)

LON — YMQ
25 Jul — 1 Aug1
1 adult
1 adult, Economy, 0 bags

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Cheapest Air Canada flights from London to Montreal
Explore the most affordable Air Canada flight options available from London to Montreal. Find the lowest fares with prices last updated on 25 June 2026.

Wed 1/709:30
LHR
-
YUL
Nonstop7h 30m
Air Canada
Fri 31/718:40
YUL
-
LHR
Nonstop6h 50m
Air Canada
Deal found 24/6£434
Wed 1/709:30
LHR
-
YUL
Nonstop7h 30m
Air Canada
Sun 5/721:20
YUL
-
LHR
1 stop28h 10m
Air Canada
Deal found 24/6£435
Tue 14/709:30
LHR
-
YUL
1 stop11h 40m
Air Canada
Tue 21/718:40
YUL
-
LHR
Nonstop6h 50m
Air Canada
Deal found 24/6£443

  • How do most travelers feel about Air Canada?

    When planning your LON-YMQ trip, keep in mind that Air Canada is typically rated 7.1/10. This rating comes from 11,254 reviews by Cheapflights users who have traveled with Air Canada.

  • Does Air Canada service alternative airports for LON-YMQ?

    When traveling from London to Montreal, there are typically alternate options for departure airport, arrival airport, or both. When arriving in Montreal, most people land at Montreal Pierre Elliott Trudeau Intl, but that is not the only available airport that Air Canada flies to. Many people choose to land at Montreal St Hubert depending on where there are traveling to in the area. If you are looking for alternative departure airport to London Heathrow, consider flying out of London Gatwick which also offers Air Canada flights.

  • Can I get a flight from London to Montreal on Air Canada for under £531?

    2 Air Canada flights from LON to YMQ have recently been found on Cheapflights for under £531. Click here to find the best deals to Montreal for your desired dates.

Air Canada flights from London to Montreal in 2026

Find detailed information about Air Canada flights from London to Montreal. Explore the options provided by Air Canada to plan your journey from London to Montreal. Data last updated 25 June 2026.

One-way from

£462

Return from

£433

Popular in

December

Cheapest in

September

Average price (all airlines)

£475
Air Canada
  • Air Canada
  • 22/8
  • Nonstop
  • 7h 35m total
  • London to Montreal
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Air Canada
  • Air Canada
  • 16/9-20/9
  • Nonstop
  • 14h 20m total
  • London to Montreal
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Highest demand for flights from London to Montreal; 0% potential price increase.
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Best time to find cheap flights from London to Montreal; 2% potential price drop.
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Average price for all London to Montreal flights (one-way and round-trip).
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Which month is the cheapest to fly Economy class from London to Montreal?

For Economy class flights, the cheapest month to fly this route is September. The most expensive months are July and December.

Rainfall in Montreal by month

Plan your trip to Montreal by taking into account the average rainfall totals by month.

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

Temperature in Montreal by month

Plan your trip to Montreal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Montreal, 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).

When is the best time to book a flight to Montreal with Air Canada?

The best time to book a flight to Montreal with Air Canada is 25 days before departure. On average, fares are higher if you book 79 days before departure.

Best time to book a flight from London to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from London with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Browse thousands of different options on Cheapflights for your next trip

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Fly from London to Montreal on another airline

Consider alternative airlines that service the Montreal area. Flight routes are based on user searches made on Cheapflights and were last updated on 25 June 2026.
Air Transat flights from London to Montreal

See what others are saying about Air Canada

Read reviews and see what other travellers are saying about their experiences with Air Canada. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Air Canada for your next flight. Reviews last updated 25 June 2026.
Air Canada
7.1
Good
10,000 reviews
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Overview

Comfort

7.1

Entertainment

6.8

Crew

7.8

Boarding

7.3

Food

6.3

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