Cheap Flights from Montreal to London

Compare Montreal to London flight deals

Find the cheapest month or even day of the year to fly to London

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Flight deals from Montreal to London

Looking for a cheap last-minute deal or the best return flight from Montreal to London? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Montreal to London

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Montreal to London flights are currently cheapest in June.

Montreal to London: Alternative routes

Compare routes from Montreal to London below. You may find an airport to fly into that's cheaper, faster, or easier than London.

Montreal to London: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 9,455
Cheapest month to flyJune

Finding cheap flights from Montreal to London: Frequently asked questions

The best price we found for a return flight from Montreal to London is ج.م.‏ 17,451. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Montreal to London. But we found flights with one stop from ج.م.‏ 17,451.
As of February 2026, there are no flights flying from Montreal to London.
The cheapest month to fly from Montreal to London is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Montreal to London Airport on Saturday, 30 May 2026.
No airlines currently offer direct flights between Montreal and London Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to London but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to London is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to London is WestJet .

Flying from Montreal to London International Airport (YXU): What you need to know

  • Your trip gets off the ground at one of Montreal's main airports, Montreal-Pierre Elliott Trudeau International Airport (YUL) or St. Hubert Airport (YHU). Explore the options for booking a flight from Montreal to London International Airport (YXU) taking off from either of these bases.

  • London International Airport is located in London. The city's timezone is UTC-4, which is the same as Montreal.

  • Leave enough time to catch your flight from Montreal to YXU. It's generally best to arrive two hours before international departures and an hour ahead for domestic flights.

  • With more people on the move during peak seasons, aim to get to your terminal even earlier. Two hours for domestic flights and up to four for international journeys will allow extra time for delays.

Airports in Montreal

Montreal-Pierre Elliott Trudeau International Airport (YUL)

  • YUL is about 26 kilometres from central Montreal. If you're driving, ride-sharing or catching a cab from the centre, it'll take 25 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the trip time to be around 45 minutes.

  • In search of a comfortable hotel close to Montreal-Pierre Elliott Trudeau International Airport? If you're catching an early flight from Montreal to London International Airport, these stays will put you moments from your check-in counter:

  • 64.89% of flights departing from Montreal-Pierre Elliott Trudeau International Airport reach their destination on time.

  • YUL is located at 975 Romeo Vachon Street North.

St. Hubert Airport (YHU)

About London International Airport (YXU)

Getting from London International Airport (YXU) to central London

  • The centre of London is about 10 kilometres from London International Airport. Journey times by cab or car hire will vary based on traffic conditions, so do some research ahead of time.

  • Travelling on public transport will take you roughly 55 minutes.

How to find the cheapest flights from Montreal to London International Airport (YXU)

  • The lowest price we've found for a one-way ticket from Montreal to London International Airport is ج.م.‏ 9,455. For a return flight on this route, the best price is ج.م.‏ 17,451. Depending on the availability when you book, these fares could change.

  • To pick up cheap flights from Montreal to YXU, book ahead. Airlines usually offer lower prices when tickets first go on sale.

  • If you're flexible with your travel dates, try using the 'Whole month' search tool. It'll give you the cheapest price in each month when searching for your Montreal to London International Airport ticket.

  • Save time searching for cheap flight tickets from Montreal to YXU by creating a Price Alert. We'll send you an email or notification through the app when a lower fare pops up.

  • Filters make it easier to scoop up a deal on your flight from Montreal to London International Airport. Choose the airlines, flight times and stops that look good to you. Then sort the results by 'Cheapest' to bring up the lowest fares right away.

The best time to fly from Montreal to London International Airport (YXU)

  • November is the quietest month for flights from Montreal to London International Airport (YXU), while August is the busiest. Find the ideal time to visit London based on whether you want a bustling atmosphere or a more laid-back vibe.

  • The warmest month in London is July, with temperatures ranging between 13ºC and 27ºC. Lock in your Montreal to YXU flight ticket then if that's your ideal forecast.

  • If you'd rather travel in cooler conditions, search for a cheap ticket from Montreal to London International Airport in January when temperatures are between -13ºC and 2ºC.

More about London

  • Once you've booked your flight from Montreal to London International Airport, find a hotel that puts you in a great location. Make one of these options your base for exploring London:

  • You'll find loads of terrific things to do in London when you're ready to go sightseeing. Kick things off at Forks of the Thames River followed by Falls View Park and Fanshawe Pioneer Village.

Explore more of Canada

  • Toronto is just one of the many cities in Canada waiting to be explored once you've seen London. Around 161 kilometres away to the north-east, well-known attractions include CN Tower, Skypod CN Tower and Royal Ontario Museum.

  • If you're looking to explore another side of Canada, consider Mississauga, about 137 kilometres north-east of London. Lake Ontario, Xtreme Escape Adventures and Lake Aquitaine Trail are among the biggest draws.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.