$425 Cheap Flights from London (LHR) to Montreal (YUL)

View $425 flight on Fri, Dec 12, 2025Opens in a new window

Popular airlines from Heathrow Airport (LHR) to Montreal–Trudeau Intl. Airport (YUL)

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Cheap Flights from London to Montreal (LHR-YUL)

Prices were available within the past 7 days and start at $425 for one-way flights and $474 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Wed, Jan 14 - Mon, Jan 19
LHR
London
YUL
Montreal
$474 Roundtrip, found 1 day ago
$474
Roundtrip
found 1 day ago
Select Air Canada flight, departing Wed, Jan 14 from London to Montreal, returning Mon, Jan 19, priced at $474 found 1 day ago
Air Canada
Sat, Nov 15 - Tue, Dec 9
LHR
London
YUL
Montreal
$476 Roundtrip, found 2 days ago
$476
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sat, Nov 15 from London to Montreal, returning Tue, Dec 9, priced at $476 found 2 days ago
Swiss International Air Lines
Wed, Jan 14 - Mon, Jan 19
LHR
London
YUL
Montreal
$477 Roundtrip, found 1 day ago
$477
Roundtrip
found 1 day ago
Select Swiss International Air Lines flight, departing Wed, Jan 14 from London to Montreal, returning Mon, Jan 19, priced at $477 found 1 day ago
Air Canada
Tue, Jan 13 - Mon, Jan 19
LHR
London
YUL
Montreal
$478 Roundtrip, found 1 day ago
$478
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Jan 13 from London to Montreal, returning Mon, Jan 19, priced at $478 found 1 day ago
Air Canada
Sat, Nov 15 - Tue, Dec 9
LHR
London
YUL
Montreal
$479 Roundtrip, found 2 days ago
$479
Roundtrip
found 2 days ago
Select Air Canada flight, departing Sat, Nov 15 from London to Montreal, returning Tue, Dec 9, priced at $479 found 2 days ago
Swiss International Air Lines
Tue, Oct 28 - Tue, Nov 11
LHR
London
YUL
Montreal
$479 Roundtrip, found 7 hours ago
$479
Roundtrip
found 7 hours ago
Select Swiss International Air Lines flight, departing Tue, Oct 28 from London to Montreal, returning Tue, Nov 11, priced at $479 found 7 hours ago
Lufthansa
Sat, Nov 15 - Sat, Nov 22
LHR
London
YUL
Montreal
$484 Roundtrip, found 1 day ago
$484
Roundtrip
found 1 day ago
Select Lufthansa flight, departing Sat, Nov 15 from London to Montreal, returning Sat, Nov 22, priced at $484 found 1 day ago
Austrian Airlines
Sun, Jan 18 - Tue, Jan 27
LHR
London
YUL
Montreal
$488 Roundtrip, found 1 day ago
$488
Roundtrip
found 1 day ago
Select Austrian Airlines flight, departing Sun, Jan 18 from London to Montreal, returning Tue, Jan 27, priced at $488 found 1 day ago
British Airways
Wed, Jan 14 - Mon, Jan 19
LHR
London
YUL
Montreal
$510 Roundtrip, found 1 day ago
$510
Roundtrip
found 1 day ago
Select British Airways flight, departing Wed, Jan 14 from London to Montreal, returning Mon, Jan 19, priced at $510 found 1 day ago
TAP Portugal
Wed, Nov 26 - Sun, Nov 30
LHR
London
YUL
Montreal
$518 Roundtrip, found 1 day ago
$518
Roundtrip
found 1 day ago
Select TAP Portugal flight, departing Wed, Nov 26 from London to Montreal, returning Sun, Nov 30, priced at $518 found 1 day ago

Find the cheapest month to fly from London (LHR) to Montreal (YUL)

September is typically the cheapest month to fly

From $456 - $1,291 per traveler.

Graph displaying average flight prices per month

Alternative airports near Montreal

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Pierre Elliott Trudeau Intl. YUL. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $916
YUL
Pierre Elliott Trudeau Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $916
Flights from London (LHR) to Montreal (YUL)
Origin airport
Heathrow
Destination airport
Pierre Elliott Trudeau Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, KLM, Lufthansa, Royal Air Maroc, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Roundtrip price
$474
Distance
3241 mi
Average flight time
2 hours 10 mins

London to Montreal Flights

The cheapest times to fly from London to Montreal

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Montreal are during the month of January. You can find some of the cheapest flights from London to Montreal with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Montreal

Sunday is one of the best days to book for cheap flights from London to Montreal: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to Montreal

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Montreal in 2025. You can also book with separate airlines for your outbound and return journeys, from $425 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Montreal flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Montreal airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL) cost?
Grab a cheap one-way flight from $425 or cheap return flight from $474 from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Flying in January may help you find better deals, as it's the cheapest month for flights between LHR and YUL. You'll often find the lowest prices during off-peak months.
Which airlines fly direct from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Hop on a nonstop flight with Air Canada and journey straight from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL).
What is the cheapest airline that flies from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL)?
British Airways and Air Canada are popular airlines offering competitive fares. Remember that flight prices from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL) can change based on the time of year, demand and how early you book. With Expedia's filter tool, you can easily find a LHR to YUL flight that matches your preferences and budget.
How many flights per day from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL)?
On average, Heathrow Airport (LHR) only offers 1 direct flight to Pierre Elliott Trudeau Intl. Airport (YUL) per day. To explore more options, try our easy-to-use filters. Simply enter your dates of travel, then click on "1 Stop" or "2+ Stops" to find flights offering layovers.
What are the most popular departure times for flights from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL)?
More passengers fly between LHR and YUL at 3 PM than at any other point in the day. Rather go when it's quieter? Consider flying outside peak hours and there's a chance you'll save on your fare as well.
What day of the week has the most flights from LHR to YUL?
If you fly on a Thursday, you'll get the greatest range of options for flights from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL).
What is the earliest flight from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL)?
The earliest flight jetting off from Heathrow Airport (LHR) is at around 3:00PM UTC+0. Board this plane and you'll touch down at Pierre Elliott Trudeau Intl. Airport (YUL) at approximately 5:40PM UTC-5. The entire trip takes 7h 40m.
How long does it take to fly from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL)?
It takes approximately 7 hours and 37 minutes to cover the 3,200 mi from LHR to YUL.
What airline has the least delays from LHR to YUL?
With 100% of flights generally arriving on time, United Airlines has the best on-time performance for nonstop flights from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL). To check your flight status and receive notifications if anything changes, head to the Expedia App.
What is the best time to fly from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL)?
To avoid potential delays on the Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL) route, aim to fly before 3 PM. Later departures are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Montreal from Heathrow Airport (LHR)?
If you're flying on a direct flight from Heathrow Airport (LHR) to Montreal, Pierre Elliott Trudeau Intl. Airport (YUL) is the only airport you can touch down at.
Is it cheaper to buy a plane ticket from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL) last-minute?
Last-minute bookings from LHR to YUL are usually more expensive. To lock in the lowest rates, start looking for flights well ahead of time. That said, if you can play around with your travel dates, you may score a cheap ticket right before your journey.
Is it cheaper to book a LHR to YUL flight and hotel package?
You'll generally save money by booking a LHR to YUL flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one convenient place. Once you've selected your preferred accommodations and flights, consider adding extras including tours, activities and car rentals.
Can I cancel or change the date of my flight from Heathrow Airport (LHR) to Pierre Elliott Trudeau Intl. Airport (YUL)?
Generally, it's possible to cancel or reschedule your LHR to YUL flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

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