Cheap flights from London to Montreal from £246
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from London to Montreal are usually found in September or March, booked 71 days in advance, depart on a Wednesday or Tuesday and return on a Sunday
Cheap flight deals from London to Montreal
Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Montreal (YMQ). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 11 July 2025.
Round-trip from | £341 |
---|---|
One-way from | £246 |
Popular in | December |
Cheapest in | September |
Average price | £525 |
Good round-trip deal | £337 or less |
Good one-way deal | £276 or less |
Find flight deals from London to Montreal
Cheapest flights from London to MontrealExplore the most affordable flight options available from London to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Explore the most affordable flight options available from London to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.
Cheapflights Fare Finder
Customise your flight search to find flights from London to Montreal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
Use the filters below to find and compare flights from London to Montreal that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
LondonMontreal
LGW - YUL
LGWYUL
London Gatwick
Thu 4/9
12:40-19:20
1 stop11h 40m
Montreal Pierre Elliott Trudeau Intl
Tue 9/9
06:45-07:55
1 stop20h 10m
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Thu 4/9
09:30-11:40
Nonstop7h 10m
Montreal Pierre Elliott Trudeau Intl
Tue 9/9
21:55-09:35
Nonstop6h 40m
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Sun 12/10
07:25-21:00
1 stop18h 35m
Montreal Pierre Elliott Trudeau Intl
Wed 19/11
16:50-08:05
1 stop10h 15m
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Thu 9/10
08:40-15:00
1 stop11h 20m
Montreal Pierre Elliott Trudeau Intl
Thu 30/10
17:50-17:50
1 stop20h 00m
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Mon 8/9
13:45-21:10
1 stop12h 25m
Montreal Pierre Elliott Trudeau Intl
Mon 22/9
22:45-18:50
1 stop15h 05m
LondonMontreal
LCY - YUL
LCYYUL
London City
Wed 5/11
09:25-15:15
1 stop10h 50m
Montreal Pierre Elliott Trudeau Intl
Wed 12/11
16:50-17:05
1 stop19h 15m
LondonMontreal
LTN - YUL
LTNYUL
London Luton
Sun 14/9
15:05-11:35
1 stop25h 30m
Montreal Pierre Elliott Trudeau Intl
Sun 21/9
18:50-18:15
1 stop18h 25m
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Tue 2/9
10:30-16:00
1 stop10h 30m
Montreal Pierre Elliott Trudeau Intl
Sat 20/9
18:55-06:30
Nonstop6h 35m
LondonMontreal
LGW - YUL
LGWYUL
London Gatwick
Wed 1/10
07:40-21:00
1 stop18h 20m
Montreal Pierre Elliott Trudeau Intl
Wed 1/10
23:00-14:00
1 stop10h 00m
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Wed 5/11
16:10-18:45
Nonstop7h 35m
Montreal Pierre Elliott Trudeau Intl
Wed 12/11
20:40-08:30
Nonstop6h 50m
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.
Cheapflights Insights
Everything you need to know about your flight from London to Montreal
How far ahead should I book a flight from London to Montreal?
Use this chart to determine the optimal time to book a return flight from London to Montreal. Price data was last updated on 27 June 2025.
To ensure you get the cheapest price possible for a flight from London to Montreal, you should look to book at least 71 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London to Montreal?
Currently, February is the cheapest month in which you can book a flight from London to Montreal (average of £475). Flying from London to Montreal in July is currently the most expensive (average of £743). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from LON to YMQ?
Find hourly flight availability from London to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.
It’s optimal to fly from London to Montreal in the evening. By choosing this option you can save up to 7% on the cost of your flight, compared to a flight at midday.
What is the cheapest day to fly from London to Montreal?
Use this chart to determine the cheapest time to fly return from London to Montreal. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their London to Montreal flight should consider departing on Sunday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from London to Montreal
Explore weekly flight availability from London to Montreal. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 11 July 2025.
The most flights from LON to YMQ are scheduled on a Tuesday (19 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (12 on average).
How much does it cost for a return flight from London to Montreal?
Reviews of airlines servicing Montreal
Get insights into the airlines that provide service to Montreal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Montreal. Reviews last updated 11 July 2025.
Read reviews from past customers who have flown with Delta, Air Transat, andSWISS from London to Montreal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Food
Overall
Boarding
Comfort
Entertainment
Crew
Reviews
Kim,May 2025
PIH - SLC
Related info for your journey
Find useful and relevant information for your journey from London to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Fly from London to Montreal on these airlines
Choose from the following airlines for your flight from London to Montreal. Flights are based on user searches made on Cheapflights and were last updated on 11 July 2025.
Top 9 airlines flying from London to Montreal
Discover the top 9 airlines that operate flights from London to Montreal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 11 July 2025.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from London to Montreal?
Cheapflights helps you search for flights from London to Montreal via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from London to Montreal?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Montreal.
Can Cheapflights find flights from London to Montreal with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Montreal, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from London to Montreal become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Montreal from London today and book when prices fit your budget.