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

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Compare Montreal Pierre Elliott Trudeau to London Heathrow flight deals

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

Book the best London Heathrow fare with no extra fees

Flight deals Cheapest month Find the best route Route info FAQs Tips and advice

Flight deals from Montreal Pierre Elliott Trudeau to London Heathrow

Looking for a cheap last-minute deal or the best return flight from Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport? If you want to travel next month, return fares start from $783. Find the lowest prices on one-way and return tickets right here.

London.$740 per passenger.Departing Tue, 8 Dec, returning Tue, 15 Dec.Return flight with Air Transat and Vueling Airlines.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Tue, 8 Dec, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Tue, 15 Dec, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $740, select.

London.$741 per passenger.Departing Tue, 10 Nov, returning Tue, 17 Nov.Return flight with Air Transat and Vueling Airlines.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Tue, 10 Nov, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Tue, 17 Nov, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $741, select.

London.$746 per passenger.Departing Sat, 28 Nov, returning Sat, 5 Dec.Return flight with Air Transat and Vueling Airlines.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Sat, 28 Nov, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Sat, 5 Dec, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $746, select.

London.$777 per passenger.Departing Sat, 16 Jan, returning Sat, 30 Jan.Return flight with Air Transat and Vueling Airlines.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Sat, 16 Jan, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Sat, 30 Jan, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $777, select.

London.$783 per passenger.Departing Mon, 12 Oct, returning Wed, 14 Oct.Return flight with Brussels Airlines.Outbound indirect flight with Brussels Airlines, departs from Montreal Pierre Elliott Trudeau on Mon, 12 Oct, arriving in London Heathrow.Inbound indirect flight with Brussels Airlines, departs from London Heathrow on Wed, 14 Oct, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $783, select.

London.$794 per passenger.Departing Sat, 13 Feb, returning Sat, 27 Feb.Return flight with Air Transat and Vueling Airlines.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Sat, 13 Feb, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Sat, 27 Feb, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $794, select.

London.$798 per passenger.Departing Thu, 15 Oct, returning Tue, 10 Nov.Return flight with Air Transat and Vueling Airlines.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Thu, 15 Oct, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Tue, 10 Nov, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $798, select.

London.$799 per passenger.Departing Tue, 13 Apr, returning Tue, 20 Apr.Return flight with Air Transat and Vueling Airlines.Outbound indirect flight with Air Transat, departs from Montreal Pierre Elliott Trudeau on Tue, 13 Apr, arriving in London Heathrow.Inbound indirect flight with Vueling Airlines, departs from London Heathrow on Tue, 20 Apr, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $799, select.

London.$802 per passenger.Departing Mon, 10 May, returning Wed, 19 May.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Mon, 10 May, arriving in London Heathrow.Inbound indirect flight with TAP Air Portugal, departs from London Heathrow on Wed, 19 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $802, select.

London.$803 per passenger.Departing Fri, 23 Apr, returning Fri, 7 May.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Fri, 23 Apr, arriving in London Heathrow.Inbound indirect flight with TAP Air Portugal, departs from London Heathrow on Fri, 7 May, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $803, select.

London.$804 per passenger.Departing Sun, 21 Mar, returning Wed, 31 Mar.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Sun, 21 Mar, arriving in London Heathrow.Inbound indirect flight with TAP Air Portugal, departs from London Heathrow on Wed, 31 Mar, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $804, select.

London.$805 per passenger.Departing Wed, 20 Jan, returning Tue, 2 Feb.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Wed, 20 Jan, arriving in London Heathrow.Inbound indirect flight with TAP Air Portugal, departs from London Heathrow on Tue, 2 Feb, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $805, select.

London.$805 per passenger.Departing Sun, 22 Nov, returning Sun, 31 Jan.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Sun, 22 Nov, arriving in London Heathrow.Inbound indirect flight with TAP Air Portugal, departs from London Heathrow on Sun, 31 Jan, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $805, select.

London.$806 per passenger.Departing Sun, 13 Dec, returning Fri, 15 Jan.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Sun, 13 Dec, arriving in London Heathrow.Inbound indirect flight with TAP Air Portugal, departs from London Heathrow on Fri, 15 Jan, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $806, select.

London.$811 per passenger.Departing Wed, 31 Mar, returning Wed, 28 Apr.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Wed, 31 Mar, arriving in London Heathrow.Inbound indirect flight with TAP Air Portugal, departs from London Heathrow on Wed, 28 Apr, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $811, select.

London.$812 per passenger.Departing Fri, 23 Oct, returning Tue, 15 Dec.Return flight with TAP Air Portugal.Outbound indirect flight with TAP Air Portugal, departs from Montreal Pierre Elliott Trudeau on Fri, 23 Oct, arriving in London Heathrow.Inbound indirect flight with TAP Air Portugal, departs from London Heathrow on Tue, 15 Dec, arriving in Montreal Pierre Elliott Trudeau.Price includes taxes and charges.From $812, select.

Find the cheapest month to fly from Montreal Pierre Elliott Trudeau to London Heathrow

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

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Direct flights from Montreal Pierre Elliott Trudeau to London Heathrow

Montreal Pierre Elliott Trudeau to London Heathrow: Alternative routes

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

Montreal to London: Flight information

The things to know before you go.

Cheapest flight found	$740
Cheapest month to fly	December
Average flight time	6 hrs, 49 mins
Most popular airline	Lufthansa
Average flights per week	143

Finding cheap flights from Montreal Pierre Elliott Trudeau to London Heathrow: Frequently asked questions

How much are return flights from Montreal Pierre Elliott Trudeau to London Heathrow?

The best price we found for a return flight from Montreal Pierre Elliott Trudeau to London Heathrow is $740. 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.

How long does it take to fly from Montreal Pierre Elliott Trudeau to London Heathrow?

6 hours and 49 minutes is the average flight time from Montreal Pierre Elliott Trudeau to London Heathrow.

Which airlines fly direct from Montreal Pierre Elliott Trudeau to London Heathrow?

Lufthansa, United and MEA fly direct from Montreal Pierre Elliott Trudeau to London Heathrow.

How many flights are there a week from Montreal Pierre Elliott Trudeau to London Heathrow?

As of September 2026, there are 143 flights per week flying from Montreal Pierre Elliott Trudeau to London Heathrow.

When is the cheapest time to fly from Montreal Pierre Elliott Trudeau to London Heathrow?

The cheapest month to fly from Montreal Pierre Elliott Trudeau to London Heathrow is usually December.

Which upcoming date is cheapest to fly from Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport on Tuesday, 8 December 2026.

Can I get a direct flight from Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport?

Yes – the average flight time is 6 hours and 49 minutes.

How can I find the best flight deal to London Heathrow?

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 Heathrow 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.

When is the best time to book flights to London?

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.

Which is the cheapest airline to fly from Montreal Pierre Elliott Trudeau Airport to London Heathrow with?

Currently, Air Transat and Air Canada offer the cheapest flight tickets to London Heathrow.

Travelling from Montreal Pierre Elliott Trudeau Airport (YUL) to London Heathrow Airport (LHR): what you need to know

The average duration of a direct flight from Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport is 6 hours 50 minutes.
The timezone in London is UTC+0, which is five hours ahead of Montreal.
Take your pick of 17 weekly Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport flights. The 18:40 departure with Air Canada is the earliest you can take. Air Canada operates the last service of the day at 22:25.
Your YUL to LHR flight won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.
Flying during a peak month like July? Public holidays and other high seasons can mean longer queues and delays at security. Play it safe and arrive up to four hours before international flights and two hours before domestic departures.
Air Canada is your gateway to discovering London (and perhaps some other great corners of the United Kingdom!). Check out the direct flights from Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport offered by this airline.
Air Canada is the airline most travellers choose for this route.
The most punctual carrier operating YUL to LHR flights is British Airways. Its services land as scheduled 69.49% of the time.

Handy information about Montreal Pierre Elliott Trudeau Airport (YUL)

YUL is located at 975 Romeo Vachon Street North.
67% of flights that depart Montreal Pierre Elliott Trudeau Airport arrive at their destination on time.
To get to Montreal Pierre Elliott Trudeau Airport from central Montreal, it'll take about 25 minutes if you're planning to drive. This depends on traffic, however. It's approximately 19 kilometres from the airport to the city centre.
Catching public transport? Expect a journey time of around 45 minutes.
Searching for a convenient hotel near YUL? If you've booked an early flight from Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport, these stays will have you moments from your departure gate:

Arriving at London Heathrow Airport (LHR)

If you're landing on a late Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport flight, few things top the convenience of staying near the terminal. Grab your suitcases from the carousel and then be showered and relaxing not long after at one of these accommodation options near LHR:
Explore without limits with a London Heathrow Airport rental car. Pick up your wheels from Surprice, U-Save or Green Motion and see more of London and beyond.
Lock in the best rate by reserving your ride from London Heathrow Airport around one week before your departure date.

Getting from London Heathrow Airport (LHR) to central London

London Heathrow Airport to central London has a drive time of around 45 minutes. It's approximately 24 kilometres away.
If you're travelling on public transport, expect a journey time of roughly 25 minutes.

When to fly to London Heathrow Airport (LHR)

The quietest month for a flight from Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport is March, while July is the most popular. Choose the ideal time to go to London based on whether you prefer a laid-back vibe or a more bustling atmosphere.
When reserving your flight from Montreal Pierre Elliott Trudeau Airport to London Heathrow Airport, think about the kind of weather you enjoy. July is the warmest month in London, with the temperature ranging from 11ºC (52ºF) to 26ºC (79ºF).
Search for cheap tickets from YUL to LHR in January if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 0ºC (32ºF) and 9ºC (48ºF) on average.

Explore more of the United Kingdom

You've done London, now it's time to discover more of the United Kingdom. Journey around 257 kilometres north-west to Manchester to tick off its must-visit sights. From Manchester United Museum & Stadium Tour to The Homes of Football and Museum of Science and Industry, you'll have a full itinerary ahead.
Birmingham is another standout destination in the United Kingdom and is around 161 kilometres north-west of London. No trip is complete without experiencing Birmingham Museum & Art Gallery, Birmingham Hippodrome Theatre and Bournville Experience.