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Air Transat flights from London to Montreal Pierre Elliott Trudeau Intl Airport (LON - YUL)

LON — YUL
29 Apr — 6 May1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from London to Montreal on Air Transat typically fly into Montreal Pierre Elliott Trudeau Intl and depart from London Heathrow. Select your dates above for pricing.

Air Transat flights from London to Pierre Elliott Trudeau Intl in 2026

Find detailed information about Air Transat flights from London to Pierre Elliott Trudeau Intl. Explore the options provided by Air Transat to plan your journey from London to Pierre Elliott Trudeau Intl. Data last updated 30 March 2026.

One-way from

£325

Return from

£379

Popular in

December

Cheapest in

May

Average price (all airlines)

£520
Air Transat
  • Air Transat
  • 7/9
  • 1 total stop
  • 14h 52m total
  • London to Montreal
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Air Transat
  • Air Transat
  • 1/6-9/6
  • 1 total stop
  • 17h 55m total
  • London to Montreal
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Highest demand for flights from London to Montreal Pierre Elliott Trudeau Intl; 3% potential price increase.
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Best time to find cheap flights from London to Montreal Pierre Elliott Trudeau Intl; 2% potential price drop.
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Average price for all London to Montreal Pierre Elliott Trudeau Intl flights (one-way and round-trip).
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  • How do most travelers feel about Air Transat?

    When planning your LON-YUL trip, keep in mind that Air Transat is typically rated 7.7/10. This rating comes from 529 reviews by Cheapflights users who have traveled with Air Transat.

  • Can I get a flight from London to Montreal Pierre Elliott Trudeau Intl Airport on Air Transat for under £528?

    Cheapflights currently has 8 LON-YUL flights for under £528. Flights to Montreal Pierre Elliott Trudeau Intl Airport will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

Find Air Transat flight deals from London to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest Air Transat flights from London to Pierre Elliott Trudeau Intl
Explore the most affordable Air Transat flight options available from London to Pierre Elliott Trudeau Intl. Find the lowest fares with prices last updated on 30 March 2026.

Thu 23/412:40
LGW
-
YUL
1 stop16h 55m
Air Transat
Thu 7/522:05
YUL
-
LGW
Nonstop6h 45m
Air Transat
Deal found 29/3£414
Fri 24/412:40
LGW
-
YUL
1 stop16h 55m
Air Transat
Tue 5/522:05
YUL
-
LGW
Nonstop6h 45m
Air Transat
Deal found 29/3£423
Sat 25/412:40
LGW
-
YUL
1 stop25h 40m
Air Transat
Sun 3/515:10
YUL
-
LGW
1 stop14h 35m
Air Transat
Deal found 27/3£430

How far ahead should I book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport with Air Transat?

Use this chart to determine the optimal time to book a return flight from London to Pierre Elliott Trudeau Intl. Price data was last updated on 27 March 2026.

Booking with Air Transat 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from London to Montreal Pierre Elliott Trudeau Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Rainfall in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport when rainfall is around 64.0 mm.

Temperature in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Montreal Pierre Elliott Trudeau Intl Airport, 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).

Best time to book a flight from London to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl 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.

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Fly from London to Pierre Elliott Trudeau Intl on another airline

Consider alternative airlines that service the Pierre Elliott Trudeau Intl area. Flight routes are based on user searches made on Cheapflights and were last updated on 30 March 2026.
Air Canada flights from London to Montreal Pierre Elliott Trudeau Intl
British Airways flights from London to Montreal Pierre Elliott Trudeau Intl

See what others are saying about Air Transat

Read reviews and see what other travellers are saying about their experiences with Air Transat. 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 Transat for your next flight. Reviews last updated 30 March 2026.
Air Transat
7.7
Good
529 reviews
Check prices
Overview

Boarding

7.9

Crew

8.4

Food

6.8

Entertainment

7.0

Comfort

7.3

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