£229 Cheap Flights from Montreal (YUL) to London (LHR)

View £229 flight on Thu, 8 Oct 2026Opens in a new window

Popular airlines from Trudeau International Airport (YUL) to Heathrow Airport (LHR)

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

Prices were available within the past 7 days and start at £229 for one-way flights and £471 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, 2 May - Fri, 8 May
YUL
Montreal
LHR
London
£471 Return, found 2 days ago
£471
Return
found 2 days ago
Select Air Canada flight, departing Sat, 2 May from Montreal to London, returning Fri, 8 May, priced at £471 found 2 days ago
Air Canada
Sun, 24 May - Fri, 5 Jun
YUL
Montreal
LHR
London
£476 Return, found 1 day ago
£476
Return
found 1 day ago
Select Air Canada flight, departing Sun, 24 May from Montreal to London, returning Fri, 5 Jun, priced at £476 found 1 day ago
Air Canada
Sun, 24 May - Fri, 5 Jun
YUL
Montreal
LHR
London
£482 Return, found 1 day ago
£482
Return
found 1 day ago
Select Air Canada flight, departing Sun, 24 May from Montreal to London, returning Fri, 5 Jun, priced at £482 found 1 day ago
American Airlines
Tue, 9 Jun - Tue, 16 Jun
YUL
Montreal
LHR
London
£483 Return, found 1 day ago
£483
Return
found 1 day ago
Select American Airlines flight, departing Tue, 9 Jun from Montreal to London, returning Tue, 16 Jun, priced at £483 found 1 day ago
Air Canada
Wed, 3 Jun - Mon, 8 Jun
YUL
Montreal
LHR
London
£484 Return, found 5 hours ago
£484
Return
found 5 hours ago
Select Air Canada flight, departing Wed, 3 Jun from Montreal to London, returning Mon, 8 Jun, priced at £484 found 5 hours ago
British Airways
Fri, 18 Sept - Fri, 25 Sept
YUL
Montreal
LHR
London
£487 Return, found 2 days ago
£487
Return
found 2 days ago
Select British Airways flight, departing Fri, 18 Sept from Montreal to London, returning Fri, 25 Sept, priced at £487 found 2 days ago
Virgin Atlantic
Tue, 9 Jun - Tue, 16 Jun
YUL
Montreal
LHR
London
£509 Return, found 1 day ago
£509
Return
found 1 day ago
Select Virgin Atlantic flight, departing Tue, 9 Jun from Montreal to London, returning Tue, 16 Jun, priced at £509 found 1 day ago
Delta
Tue, 9 Jun - Tue, 16 Jun
YUL
Montreal
LHR
London
£509 Return, found 1 day ago
£509
Return
found 1 day ago
Select Delta flight, departing Tue, 9 Jun from Montreal to London, returning Tue, 16 Jun, priced at £509 found 1 day ago
KLM
Thu, 7 May - Mon, 11 May
YUL
Montreal
LHR
London
£509 Return, found 18 hours ago
£509
Return
found 18 hours ago
Select KLM flight, departing Thu, 7 May from Montreal to London, returning Mon, 11 May, priced at £509 found 18 hours ago
Air France
Wed, 6 May - Tue, 19 May
YUL
Montreal
LHR
London
£514 Return, found 2 days ago
£514
Return
found 2 days ago
Select Air France flight, departing Wed, 6 May from Montreal to London, returning Tue, 19 May, priced at £514 found 2 days ago

Alternative airports near London

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

Select flight to Gatwick LGW. Average driving time to city centre is 52 minutes. Flights from £612
LGW
Gatwick
Average driving time to city centre52 min
Flights from £612
Select flight to London City LCY. Closest option available. Average driving time to city centre is 21 minutes. Flights from £717
LCY
London City
Closest
Average driving time to city centre21 min
Flights from £717

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

May is typically the cheapest month to fly

From £390 - £697 per traveller.

Frequently asked questions

How much does a flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) cost?
One-way flights typically cost between £786 and £2,677 and return flights often range between £998 and £4,683. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Anaa (AAA) to Toronto, ON (YYZ-Pearson Intl.) ticket fares go up or down.
Which airlines fly direct from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
Enter YUL to LHR and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
To find a cheap flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
The best airline to fly with from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) will differ from traveller to traveller. If you like to fly early, AC offers early morning flights. If price is the most important factor, BA typically offers the lowest fares. AC offers the most daily flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow), which is brilliant if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
There are approximately 3 nonstop flights per day from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow). For even more choice, look at flights that include layovers, as there are around 109 connecting flights per day. Some common connection points include Pearson Intl. (YYZ), Liberty Intl. (EWR), and O'Hare Intl. (ORD).
What is the earliest flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
The earliest flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) typically departs at approximately 5:00 AM local time, operated by Air Canada. This is a seasonal service active in October. An early departure like this can help maximise your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
If you're looking for the most flight options from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow), Wednesday is typically your best bet, with around 75 flights available. This gives you a good selection to choose from. Major airlines on this route include Air Canada, Air France, and United Airlines. Flight schedules are quite consistent throughout the week, so you'll find plenty of options on other days too.
What are the most popular departure times for flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
The most popular departure times for flights from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) are in the evening, from 6pm to 9pm. Approximately 32% of passengers prefer this time window. Many major carriers, including Air Canada and United Airlines, offer flights during this window. These times work well because you can maximise your time in Montreal before your evening flight, and you'll arrive in London in the morning ready to explore.
How long does it take to fly from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
Flying nonstop from YUL to LHR takes around 6 hours 50 minutes, with the route covering approximately 3,241 miles. Flights with a layover typically take 5 hours 40 minutes longer than direct options. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
Select the "Business class" and "First class" filters when looking for YUL to LHR flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How much is a business class flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
A direct, return business class ticket from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) typically costs between £5,273 - £8,392. A non-stop, one-way business class flight is usually around £10,254 - £10,319. You may also be able to find a cheaper business class journey between Montreal, QC (YUL-Pierre Elliott Trudeau Intl. Prices often fluctuate based on seasonality and how early you book. You may also be able to find a cheaper business class journey between Anaa (AAA) (AAA) to Toronto, ON (YYZ-Pearson Intl.) (YYZ) if you opt for a connecting flight.
How do I earn miles on a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) flight with Expedia?
It's easy to earn miles on a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia. *Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for London from Pierre Elliott Trudeau Intl. (YUL)?
From Pierre Elliott Trudeau Intl. (YUL), you can fly into London Intl. (YXU), London City (LCY), Gatwick (LGW) and Heathrow (LHR) in London. Some flights may connect through major hubs like Macdonald-Cartier Intl. (YOW), Stanfield Intl. (YHZ), Jean Lesage Intl. (YQB) before reaching London. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) at the last minute?
Typically, booking a last minute flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) flight and hotel package?
Securing a Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow)?
If you booked your Montreal, QC (YUL-Pierre Elliott Trudeau Intl.) to London (LHR-Heathrow) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Pierre Elliott Trudeau Intl.
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, KLM, Lufthansa, Royal Air Maroc, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United, Virgin Atlantic
Return price
£470
Distance
5185 km
Average flight time
11 hours 46 mins

Book with confidence

Compare flights from Montreal to London easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Montreal to London. Operating between them flights per day, 20 airlines cover the route. And fly direct, getting you to Heathrow in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Pierre Elliott Trudeau Intl. to Heathrow.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Pierre Elliott Trudeau Intl. (YUL) to Heathrow (LHR)

The easiest way to view the best deals on flights from Montreal to London today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Pierre Elliott Trudeau Intl. to Heathrow start at just £471 and range up to £514.  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Montreal and London
  • booking your flight during May, the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Montreal to London flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Pierre Elliott Trudeau Intl. to Heathrow for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Compare flights from Montreal to London easily and book with confidence

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*Available to Expedia members.