Cheap flights from London Heathrow Airport to Montreal from £287
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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YMQ
27 Dec — 3 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from London Heathrow to Montreal are usually found in June or May, booked 84 days in advance, depart on a Wednesday or Friday and return on a Sunday
Cheap flight deals from Heathrow to Montreal
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 27 November 2025.
Explore the most affordable flight options available from Heathrow to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 November 2025.
Wed 26/1111:10LHR - YUL
1 stop12h 10mLufthansa
Wed 3/1213:20YUL - LHR
1 stop15h 00mLufthansa
Deal found 24/11£428
Thu 27/1106:00LHR - YUL
1 stop14h 10mSWISS
Wed 3/1216:45YUL - LHR
1 stop20h 05mSWISS
Deal found 24/11£430
Thu 4/1206:00LHR - YUL
1 stop14h 10mMultiple Airlines
Wed 7/121:45YUL - LHR
1 stop17h 50mMultiple Airlines
Deal found 24/11£430
Wed 26/1109:00LHR - YUL
2 stops15h 14mAir Canada
Wed 3/1212:10YUL - LHR
2 stops16h 10mAir Canada
Deal found 25/11£432
Thu 4/1214:45LHR - YUL
1 stop12h 57mMultiple Airlines
Thu 15/120:40YUL - LHR
Nonstop6h 50mMultiple Airlines
Deal found 24/11£433
Sat 6/1209:00LHR - YUL
2 stops15h 14mAir Canada
Sat 13/1222:30YUL - LHR
2 stops17h 05mAir Canada
Deal found 26/11£433
Sat 6/1206:00LHR - YUL
1 stop14h 10mMultiple Airlines
Sat 13/1221:45YUL - LHR
1 stop17h 50mMultiple Airlines
Deal found 26/11£436
Wed 26/1109:00LHR - YUL
1 stop11h 10mAir Canada
Thu 27/1121:45YUL - LHR
1 stop17h 50mAir Canada
Deal found 25/11£436
Thu 27/1113:25LHR - YUL
Nonstop7h 45mAir Canada
Tue 9/1220:10YUL - LHR
2 stops19h 25mAir Canada
Deal found 26/11£437
Wed 3/1209:00LHR - YUL
1 stop11h 10mSWISS
Mon 12/116:45YUL - LHR
1 stop10h 20mSWISS
Deal found 24/11£439
Best flights from Heathrow to Montreal
Discover carefully curated flight deals from Heathrow to Montreal that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 November 2025.
Sat 10/109:55LHR - YUL
1 stop17h 49mMultiple Airlines
Sat 17/120:30YUL - LHR
Nonstop6h 50mMultiple Airlines
Deal found 26/11£438
Mon 16/307:30LHR - YUL
2 stops16h 18mUnited Airlines
Sun 5/411:23YUL - LHR
2 stops14h 32mUnited Airlines
Deal found 26/11£445
Wed 10/1211:10LHR - YUL
1 stop12h 10mLufthansa
Fri 24/418:55YUL - LHR
Nonstop6h 35mLufthansa
Deal found 26/11£449
Thu 22/106:00LHR - YUL
1 stop14h 10mSWISS
Fri 6/216:45YUL - LHR
1 stop13h 30mSWISS
Deal found 24/11£451
Thu 19/309:55LHR - YUL
1 stop16h 49mMultiple Airlines
Sun 22/321:50YUL - LHR
Nonstop6h 50mMultiple Airlines
Deal found 26/11£438
Sat 16/510:50LHR - YUL
1 stop13h 00mLufthansa
Wed 15/718:15YUL - LHR
1 stop9h 20mLufthansa
Deal found 25/11£466
Tue 20/116:10LHR - YUL
Nonstop7h 35mMultiple Airlines
Sat 31/112:59YUL - LHR
1 stop12h 36mMultiple Airlines
Deal found 25/11£438
Fri 8/510:50LHR - YUL
1 stop13h 00mLufthansa
Sat 11/718:45YUL - LHR
Nonstop6h 45mLufthansa
Deal found 25/11£466
Thu 5/310:15LHR - YUL
1 stop17h 44mMultiple Airlines
Thu 12/321:50YUL - LHR
Nonstop6h 50mMultiple Airlines
Deal found 25/11£438
Sun 10/509:00LHR - YUL
1 stop14h 50mLufthansa
Sun 12/718:45YUL - LHR
Nonstop6h 45mLufthansa
Deal found 25/11£466
Fri 9/109:55LHR - YUL
1 stop17h 49mMultiple Airlines
Fri 16/115:50YUL - LHR
1 stop13h 35mMultiple Airlines
Deal found 25/11£458
Mon 11/518:05LHR - YUL
Nonstop7h 10mMultiple Airlines
Sun 21/618:00YUL - LHR
1 stop13h 15mMultiple Airlines
Deal found 25/11£464
Direct flights from Heathrow to Montreal
Explore direct flight options from Heathrow to Montreal based on user searches, and compare prices and availability for your desired travel dates. Data last updated 27 November 2025.
Fri 6/216:10LHR - YUL
Nonstop7h 35mBritish Airways
Wed 5/822:00YUL - LHR
Nonstop6h 40mBritish Airways
Deal found 24/11£429
Thu 26/313:25LHR - YUL
Nonstop7h 40mAir Canada
Mon 13/422:25YUL - LHR
Nonstop6h 35mAir Canada
Deal found 26/11£430
Fri 20/316:30LHR - YUL
Nonstop7h 35mBritish Airways
Tue 24/321:50YUL - LHR
Nonstop6h 50mBritish Airways
Deal found 26/11£433
Tue 24/216:10LHR - YUL
Nonstop7h 35mMultiple Airlines
Thu 5/320:40YUL - LHR
Nonstop6h 50mMultiple Airlines
Deal found 25/11£433
Fri 27/313:25LHR - YUL
Nonstop7h 40mAir Canada
Sun 12/418:55YUL - LHR
Nonstop6h 35mAir Canada
Deal found 26/11£434
Mon 25/518:05LHR - YUL
Nonstop7h 10mBritish Airways
Mon 8/622:00YUL - LHR
Nonstop6h 40mBritish Airways
Deal found 25/11£437
Wed 13/514:05LHR - YUL
Nonstop7h 20mAir Canada
Tue 26/518:45YUL - LHR
Nonstop6h 45mAir Canada
Deal found 26/11£440
Wed 1/409:30LHR - YUL
Nonstop7h 10mAir Canada
Tue 7/418:55YUL - LHR
Nonstop6h 35mAir Canada
Deal found 26/11£442
Wed 8/418:05LHR - YUL
Nonstop7h 10mFinnair
Wed 22/422:00YUL - LHR
Nonstop6h 40mFinnair
Deal found 24/11£442
Thu 26/313:25LHR - YUL
Nonstop7h 40mMultiple Airlines
Thu 9/422:25YUL - LHR
Nonstop6h 35mMultiple Airlines
Deal found 26/11£443
Thu 25/1213:25LHR - YUL
Nonstop7h 45mAir Canada
Thu 15/119:30YUL - LHR
Nonstop6h 40mAir Canada
Deal found 25/11£448
Last-minute flights from Heathrow to Montreal
Discover last-minute flight deals from Heathrow to Montreal. Data last updated 27 November 2025 and is based on user searches.
Tue 2/1209:00LHR - YUL
2 stops19h 22mAir Canada
Sun 7/1219:30YUL - LHR
Nonstop6h 40mAir Canada
Deal found 24/11£430
Wed 3/1212:00LHR - YUL
2 stops16h 22mAir Canada
Sun 7/1221:45YUL - LHR
1 stop17h 50mAir Canada
Deal found 24/11£428
Wed 3/1209:00LHR - YUL
1 stop11h 10mSWISS
Mon 12/116:45YUL - LHR
1 stop10h 20mSWISS
Deal found 24/11£439
Thu 4/1209:00LHR - YUL
1 stop11h 10mMultiple Airlines
Wed 7/119:30YUL - LHR
Nonstop6h 40mMultiple Airlines
Deal found 24/11£430
Thu 4/1214:45LHR - YUL
1 stop12h 57mMultiple Airlines
Thu 15/120:40YUL - LHR
Nonstop6h 50mMultiple Airlines
Deal found 24/11£433
Fri 5/1213:25LHR - YUL
Nonstop7h 45mAir Canada
Fri 12/1208:30YUL - LHR
2 stops19h 50mAir Canada
Deal found 26/11£432
Sat 6/1209:00LHR - YUL
2 stops15h 14mAir Canada
Sat 13/1222:30YUL - LHR
2 stops17h 05mAir Canada
Deal found 26/11£433
Sat 6/1206:00LHR - YUL
1 stop14h 10mMultiple Airlines
Sat 13/1221:45YUL - LHR
1 stop17h 50mMultiple Airlines
Deal found 26/11£436
Sat 6/1209:00LHR - YUL
1 stop11h 10mMultiple Airlines
Tue 9/1213:15YUL - LHR
1 stop26h 20mMultiple Airlines
Deal found 26/11£436
Sat 6/1209:00LHR - YUL
2 stops19h 22mAir Canada
Tue 9/1219:30YUL - LHR
Nonstop6h 40mAir Canada
Deal found 26/11£437
One-way flights from Heathrow to Montreal
Search for one-way flight options from Heathrow to Montreal. Find affordable one-way fares based on user searches. Data last updated 27 November 2025.
Tue 10/320:25LHR - YUL
1 stop25h 55mVirgin Atlantic
Deal found 26/11£287
Wed 11/318:15LHR - YUL
2 stops32h 41mAmerican Airlines
Deal found 26/11£292
Wed 28/110:00LHR - YUL
1 stop12h 20mKLM
Deal found 24/11£293
Wed 11/208:50LHR - YUL
2 stops20h 48mMultiple Airlines
Deal found 24/11£294
Fri 16/111:45LHR - YUL
1 stop10h 35mKLM
Deal found 25/11£295
Tue 13/115:15LHR - YUL
1 stop33h 25mMultiple Airlines
Deal found 24/11£295
Mon 16/316:30LHR - YUL
Nonstop7h 35mBritish Airways
Deal found 26/11£296
Thu 15/118:50LHR - YUL
2 stops29h 50mMultiple Airlines
Deal found 25/11£297
Tue 20/106:20LHR - YUL
1 stop14h 00mDelta
Deal found 24/11£298
Mon 12/114:50LHR - YUL
1 stop21h 15mWestJet
Deal found 24/11£298
Tue 10/308:55LHR - YUL
1 stop11h 25mDelta
Deal found 26/11£300
Cheapflights Fare Finder
Customise your flight search to find flights from Heathrow 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 27 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Montreal that are best for you.
Fly from
Heathrow
Fly to
Montreal
Route
Depart
Return
Price
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Sat 10/1
09:55-22:44
1 stop17h 49m
Montreal Pierre Elliott Trudeau Intl
Sat 17/1
20:30-08:20
Nonstop6h 50m
£438
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Thu 19/3
09:55-22:44
1 stop16h 49m
Montreal Pierre Elliott Trudeau Intl
Sun 22/3
21:50-08:40
Nonstop6h 50m
£438
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Tue 20/1
16:10-18:45
Nonstop7h 35m
Montreal Pierre Elliott Trudeau Intl
Sat 31/1
12:59-06:35
1 stop12h 36m
£438
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Thu 5/3
10:15-22:59
1 stop17h 44m
Montreal Pierre Elliott Trudeau Intl
Thu 12/3
21:50-08:40
Nonstop6h 50m
£438
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Mon 16/3
07:30-19:48
2 stops16h 18m
Montreal Pierre Elliott Trudeau Intl
Sun 5/4
11:23-06:55
2 stops14h 32m
£445
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Wed 10/12
11:10-18:20
1 stop12h 10m
Montreal Pierre Elliott Trudeau Intl
Fri 24/4
18:55-06:30
Nonstop6h 35m
£449
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Thu 22/1
06:00-15:10
1 stop14h 10m
Montreal Pierre Elliott Trudeau Intl
Fri 6/2
16:45-11:15
1 stop13h 30m
£451
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Fri 9/1
09:55-22:44
1 stop17h 49m
Montreal Pierre Elliott Trudeau Intl
Fri 16/1
15:50-10:25
1 stop13h 35m
£458
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Mon 11/5
18:05-20:15
Nonstop7h 10m
Montreal Pierre Elliott Trudeau Intl
Sun 21/6
18:00-12:15
1 stop13h 15m
£464
LondonMontreal
LHR - YUL
LHRYUL
London Heathrow
Sat 16/5
10:50-18:50
1 stop13h 00m
Montreal Pierre Elliott Trudeau Intl
Wed 15/7
18:15-08:35
1 stop9h 20m
£466
Flights are sorted by cheapest return flights first.
Deals found on 24/11
Showing 1-10 of 24 results
1
2
3
Best time to book a flight from Heathrow to Montreal
Have a flexible travel schedule? Discover the best time to fly to Montreal from Heathrow 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.
Cheapflights Insights
Everything you need to know about your flight from London Heathrow Airport to Montreal
How far ahead should I book a flight from London Heathrow Airport to Montreal?
Use this chart to determine the optimal time to book a return flight from Heathrow to Montreal. Price data was last updated on 21 November 2025.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Montreal, you should look to book at least 84 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 Heathrow Airport to Montreal?
Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Montreal (average of £339). Flying from London Heathrow Airport to Montreal in December is currently the most expensive (average of £393). 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 LHR to YMQ?
Find hourly flight availability from Heathrow 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 27 November 2025.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 25% on flights from London Heathrow Airport to Montreal by exploring options for tickets in the morning.
What is the cheapest day to fly from London Heathrow Airport to Montreal?
Use this chart to determine the cheapest time to fly return from Heathrow to Montreal. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their London Heathrow Airport to Montreal flight should consider departing on Tuesday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from London Heathrow Airport to Montreal
Explore weekly flight availability from Heathrow 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 27 November 2025.
The most flights from LHR to YMQ are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (12 on average).
How much does it cost for a return flight from London Heathrow Airport to Montreal?
What’s the top stopover airport for flights from London Heathrow Airport to Montreal?
Share of one-stop return flights from London Heathrow Airport to Montreal chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Lisbon (LIS) – chosen by Cheapflights users on 31% of one-stop itineraries from London Heathrow Airport to Montreal on Cheapflights.
What’s the cheapest stopover airport for flights from London Heathrow Airport to Montreal?
Average return fare for one-stop flights from London Heathrow Airport to Montreal, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Zurich (ZRH) is the most affordable one-stop option, with an average return flight price of £371.
What’s the fastest stopover option from London Heathrow Airport to Montreal?
Shortest average travel time for one-stop one-way flights from London Heathrow Airport to Montreal, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Amsterdam (AMS) have the shortest average one-way travel time for one-stop routes: 11h 03m.
Which airport typically offers the quickest stopover for flights from London Heathrow Airport to Montreal?
Average stopover duration for one-stop one-way flights from London Heathrow Airport to Montreal, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Newark (EWR) offer the fastest connection on this route, with an average stopover time of 1h 38m.
How often are flights from London to Montreal delayed?
About 11% of weekly flights between London and Montreal have experienced delays in the past year, with the average delay time being 143 minutes.
What is the most punctual flight time for London to Montreal flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on London to Montreal flights?
Over the past year, Air Canada have had the lowest number of delays on this route, with just 8% of flights being delayed.
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 27 November 2025.
See what other customers who have flown with United Airlines, American Airlines, andAir Canada from London Heathrow Airport to Montreal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
The premium economy seats were very comfortable and the attention and service by the flight attendants was superb.
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Montreal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
How long is the flight from London Heathrow Airport to Montreal?
For as low as £445, United Airlines can have you in Montreal from London Heathrow Airport in 16h 18m. The distance between London Heathrow Airport and Montreal is about 3239 mi.
What are the cheapest airlines flying from London Heathrow Airport to Montreal round-trip?
According to our current data, Air France (£98), Virgin Atlantic (£264), and Air Transat (£326) offers the cheapest pricing from London Heathrow Airport to Montreal. Air France is 79% cheaper than the average price of flights available within the next 90 days to this destination.
What are the most reliable airlines from London Heathrow Airport to Montreal?
No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Montreal consider choosing Egyptair (97%), Thai Airways (96%) or MEA (96%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from London Heathrow Airport to Montreal?
While on average a flight from London Heathrow Airport to Montreal is generally £1,281, our data shows the cheapest flight currently is £229. When looking at the most popular route, (London Heathrow - Montreal Pierre Elliott Trudeau Intl), you can expect to pay £395 for that flight.
Can I find deals for business class flights from Heathrow to Montreal?
Yes. Cheapflights offers flight deals from Heathrow to Montreal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to Montreal?
Currently, May is the cheapest month in which you can book a flight from London Heathrow Airport to Montreal (average of £339). Flying from London Heathrow Airport to Montreal in December is currently the most expensive (average of £393). 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.
Explore flights to Montreal departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 27 November 2025.
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on 27 November 2025.
Discover the top 9 airlines that operate flights from Heathrow 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 27 November 2025.
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 Heathrow to Montreal?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Montreal. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Heathrow to Montreal?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Montreal for you. Better yet — we are completely free to use.
Can Cheapflights find flights from Heathrow to Montreal with no change fees?
Yes! Cheapflights helps users easily find flights from Heathrow to Montreal with no change fees.
Can Cheapflights notify me if prices for flights from Heathrow to Montreal become cheaper?
Yes! Start tracking prices for Heathrow to Montreal flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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