Price observed over the last 3 months for a round trip.
Compare all flight tickets and find cheap flights from Montreal to London
Today’s flight suggestion for Montreal - London
Outbound 16 November 2026 · Inbound 22 November 2026
Today’s suggestion
19:05
YUL 10:30 +1
LHR10h 25m
1 stop
10:00
LGW 15:20
YUL10h 20m
1 stop
From £500
19:05
YUL 13:45 +1
LHR13h 40m
1 stop
10:00
LGW 15:20
YUL10h 20m
1 stop
From £500
21:15
YUL 09:05 +1
LHR6h 50m
Direct
16:45
LHR 19:15
YUL7h 30m
Direct
From £520
Cheapest flight
£539
Average price of a round trip
£552
Average price recorded over the last 3 months for a round trip.
Flight duration
14h59
A flight from Montreal to London takes on average 14h59.
Best time
October
According to user searches, the ideal month to go to London is October.
Tips for finding cheap flights from Montreal to London
Check out our tips for booking your flight to London (United Kingdom) from Montreal (Canada) at the cheapest possible price.
Usually, the cheapest month to pick up a ticket on this route is September, with an average ticket price of £369 (calculation over the last two years). The most touristic season corresponds to the months of September, December and May.
For an attractive price, it is advisable to buy your flight tickets at least 72 days before the departure date.
The airline offering the cheapest tickets is TAP Air Portugal. A ticket from the company TAP Air Portugal to London costs on average £553.
The airlines that offer the most flights are .
info departure city :
Montreal, Canada
airports :
Mirabel International Airport (YMX)
Montreal-Trudeau International Airport (YUL)
Saint-Hubert Airport (YHU)
local time :
Montreal is a city in the country Canada, the time zone is [[timezone]]. In Montreal, it is currently {fromLocalTime}, the temperature is on average 8°C, with a minimum of 6°C and a maximum of 10°C.
The city of Montreal (YMQ) has 3 airport(s): Mirabel, Montreal-Trudeau and Saint-Hubert
destination info :
London, United Kingdom
airports :
London City Airport (LCY)
London Gatwick Airport (LGW)
London Heathrow Airport (LHR)
London Luton Airport (LTN)
London-Stansted Airport (STN)
local time :
London is in the country United Kingdom, the time zone is [[timezone]]. In London, it is currently {toLocalTime}, the temperature is on average 8°C, with a minimum of 5°C and a maximum of 11°C.
The city of London (LON) has 5 airport(s): London City, London Gatwick, London Heathrow, London Luton and London-Stansted
Useful info about London
What is the least touristic period to go to London?
If you want to visit London during the least touristic period, choose the month of October.
What is the most popular time to travel to London?
In London, the most touristic month is September. It is during this period that the prices offered by airlines are also the highest.
When should I book my flight Montreal - London?
According to our data, it is recommended to book your flight 72 days before your departure. If you book your flight ticket 11 weeks before your departure, you may find a price below average. The cheapest day to book a flight Montreal - London is Monday.
What are the arrival and destination airports when travelling between Montreal and London?
When you leave, you can leave from Montreal-Trudeau, and you will arrive at London Gatwick, London Heathrow or London-Stansted.
How to reach Montreal airport from the city centre?
The airport Mirabel is located 48 km, Montreal-Trudeau is located 18 km or Saint-Hubert is located 14 km from the city centre. You can access it by using public transport, taking a taxi, or renting a car..
Are there other means of transport to go from Montreal to London?
Flights are the only means of transport listed on Liligo for this journey.
Are there big differences in weather between Montreal and London?
In summer, the average temperature is 18°C in London and 20°C in Montreal. The average rainfall in summer is 63 mm in London and 130 mm in Montreal.In summer, it is warmer in Montreal and it rains less in London. In winter, it is colder in London and it rains more in Montreal.
