Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London to Montreal Pierre Elliott Trudeau Intl Airport from £282

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 17/2. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YUL
3 Jan — 10 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from London to Montreal Pierre Elliott Trudeau Intl are usually found in May or February, booked 63 days in advance, depart on a Wednesday or Friday and return on a Sunday

Cheap flight deals from London to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from London to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from London to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 December 2025.

Thu 4/1206:50LHR - YUL
2 stops13h 20mAir Canada
Wed 10/1220:10YUL - LHR
2 stops19h 25mAir Canada
Deal found 30/11£430
Thu 4/1209:00LHR - YUL
1 stop11h 10mMultiple Airlines
Wed 10/1213:20YUL - LHR
1 stop15h 00mMultiple Airlines
Deal found 30/11£439
Wed 3/1213:45LHR - YUL
1 stop30h 25mAir Canada
Wed 10/1216:50YUL - LHR
1 stop11h 30mAir Canada
Deal found 2/12£441
Wed 3/1219:25LHR - YUL
1 stop23h 20mAir Canada
Sat 31/121:30YUL - LHR
1 stop30h 50mAir Canada
Deal found 3/12£442
Tue 2/1220:05LHR - YUL
1 stop24h 05mMultiple Airlines
Tue 9/1213:15YUL - LHR
1 stop26h 20mMultiple Airlines
Deal found 1/12£442
Thu 4/1209:00LHR - YUL
1 stop11h 10mMultiple Airlines
Sun 7/1217:10YUL - LHR
1 stop13h 10mMultiple Airlines
Deal found 1/12£444
Sat 6/1209:00LHR - YUL
1 stop11h 10mAir Canada
Sun 7/1208:05YUL - LHR
1 stop20h 05mAir Canada
Deal found 1/12£445
Wed 17/1207:00LTN - YUL
1 stop13h 45mMultiple Airlines
Sun 11/121:25YUL - LTN
1 stop12h 10mMultiple Airlines
Deal found 3/12£445
Thu 4/1209:00LHR - YUL
1 stop11h 10mAir Canada
Sat 13/1219:30YUL - LHR
Nonstop6h 40mAir Canada
Deal found 1/12£445
Fri 5/1209:00LHR - YUL
1 stop11h 10mAir Canada
Wed 10/1216:50YUL - LHR
1 stop11h 30mAir Canada
Deal found 1/12£446
Wed 3/1209:00LHR - YUL
1 stop11h 10mAir Canada
Sun 7/1208:50YUL - LHR
1 stop19h 30mAir Canada
Deal found 2/12£447
Tue 16/1208:15LGW - YUL
1 stop12h 30mMultiple Airlines
Thu 15/116:45YUL - LGW
2 stops18h 55mMultiple Airlines
Deal found 3/12£457

Find flight deals from London to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Pierre Elliott Trudeau Intl (YUL). 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 4 December 2025.

Round-trip from

£441

One-way from

£282

Popular in

December

Cheapest in

May

Average price

£616

Good round-trip deal

£486 or less

Good one-way deal

£454 or less
20/1-27/1
  • 20/1-27/1
  • 5 total stops
  • 38h 57m total
  • London to Montreal
Search Deals
17/2
  • 17/2
  • 2 total stops
  • 27h 50m total
  • London to Montreal
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£27 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from London (LON) to Montreal Pierre Elliott Trudeau Intl.
Search Deals
Price to beat on a one-way flight from London (LON) to Montreal Pierre Elliott Trudeau Intl.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from London to Pierre Elliott Trudeau Intl 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 4 December 2025.
Use the filters below to find and compare flights from London to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

London

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Mon 1/6

11:35-14:15

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 22/6

22:05-09:50

Nonstop6h 45m

£433

LondonMontreal

LCY - YUL

LCYYUL

London City

Thu 22/1

09:15-13:45

2 stops33h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 26/1

16:45-17:05

1 stop19h 20m

£438

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 6/4

09:30-12:05

Nonstop7h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

22:10-10:00

Nonstop6h 50m

£442

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sat 4/4

14:05-16:40

Nonstop7h 35m

Montreal Pierre Elliott Trudeau Intl

Mon 20/4

22:10-10:00

Nonstop6h 50m

£442

LondonMontreal

SEN - YUL

SENYUL

London Southend

Wed 25/3

07:10-19:20

2 stops16h 10m

Montreal Pierre Elliott Trudeau Intl

Wed 8/4

18:20-12:45

1 stop13h 25m

£442

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sat 31/1

06:35-21:16

2 stops19h 41m

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

10:25-10:50

2 stops19h 25m

£444

LondonMontreal

LTN - YUL

LTNYUL

London Luton

Fri 16/1

07:00-18:23

2 stops16h 23m

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

21:25-21:55

1 stop19h 30m

£445

LondonMontreal

LTN - YUL

LTNYUL

London Luton

Wed 17/12

07:00-15:45

1 stop13h 45m

Montreal Pierre Elliott Trudeau Intl

Sun 11/1

21:25-14:35

1 stop12h 10m

£445

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 6/4

14:05-19:06

1 stop10h 01m

Montreal Pierre Elliott Trudeau Intl

Tue 21/4

15:15-06:35

1 stop10h 20m

£446

LondonMontreal

STN - YUL

STNYUL

London Stansted

Thu 15/1

17:40-19:23

3 stops30h 43m

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

19:10-17:55

1 stop17h 45m

£448

Flights are sorted by cheapest return flights first.

Deals found on 1/12

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from London to Pierre Elliott Trudeau Intl

Have a flexible travel schedule? Discover the best time to fly to Pierre Elliott Trudeau Intl from London 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 to Montreal Pierre Elliott Trudeau Intl Airport

How far ahead should I book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the optimal time to book a return flight from London to Pierre Elliott Trudeau Intl. Price data was last updated on 28 November 2025.

To ensure you get the cheapest price possible for a flight from London to Montreal Pierre Elliott Trudeau Intl Airport, you should look to book at least 63 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 to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, May is the cheapest month in which you can book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport (average of £261). Flying from London to Montreal Pierre Elliott Trudeau Intl Airport in December is currently the most expensive (average of £394). 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 LON to YUL?

Find hourly flight availability from London to Pierre Elliott Trudeau Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 December 2025.

It’s typically best to fly out from London to Montreal Pierre Elliott Trudeau Intl Airport in the afternoon. Doing so could potentially save you 15% on the flight price compared to flying at midday, which is usually more expensive.

What is the cheapest day to fly from London to Montreal Pierre Elliott Trudeau Intl Airport?

Use this chart to determine the cheapest time to fly return from London to Pierre Elliott Trudeau Intl. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their London to Montreal Pierre Elliott Trudeau Intl Airport flight should consider departing on Wednesday at midday 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 to Montreal Pierre Elliott Trudeau Intl Airport

Explore weekly flight availability from London to Pierre Elliott Trudeau Intl. 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 4 December 2025.

The most flights from LON to YUL are scheduled on a Wednesday (11 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost for a return flight from London to Montreal Pierre Elliott Trudeau Intl Airport?

What’s the top stopover airport for flights from London to Montreal Pierre Elliott Trudeau Intl Airport?

Share of one-stop return flights from London to Montreal Pierre Elliott Trudeau Intl Airport chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Toronto (YYZ) – chosen by Cheapflights users on 31% of one-stop itineraries from London to Montreal Pierre Elliott Trudeau Intl Airport on Cheapflights.

What’s the cheapest stopover airport for flights from London to Montreal Pierre Elliott Trudeau Intl Airport?

Average return fare for one-stop flights from London to Montreal Pierre Elliott Trudeau Intl Airport, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Toronto (YYZ) is the most affordable one-stop option, with an average return flight price of £343.

What’s the fastest stopover option from London to Montreal Pierre Elliott Trudeau Intl Airport?

Shortest average travel time for one-stop one-way flights from London to Montreal Pierre Elliott Trudeau Intl Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Paris (CDG) have the shortest average one-way travel time for one-stop routes: 11h 06m.

Which airport typically offers the quickest stopover for flights from London to Montreal Pierre Elliott Trudeau Intl Airport?

Average stopover duration for one-stop one-way flights from London to Montreal Pierre Elliott Trudeau Intl Airport, 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 21m.

How often are flights from London to Montreal delayed?

About 12% of weekly flights between London and Montreal have experienced delays in the past year, with the average delay time being 139 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 Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. 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 Pierre Elliott Trudeau Intl. Reviews last updated 4 December 2025.
Check out reviews from past customers who have flown with Air Transat, Finnair, andAir Canada from London to Montreal Pierre Elliott Trudeau Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
480 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

6.8

Boarding

7.9

Overall

7.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.8
Good
480 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

6.8

Boarding

7.9

Overall

7.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Finnair
7.6
Good
1,334 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

6.8

Boarding

7.9

Overall

7.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Canada
7.1
Good
10,497 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

6.8

Boarding

7.9

Overall

7.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Lufthansa
6.8
Okay
7,607 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

6.8

Boarding

7.9

Overall

7.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
British Airways
6.7
Okay
7,555 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Crew

8.4

Entertainment

7.1

Food

6.8

Boarding

7.9

Overall

7.8

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

Related info for your journey

Find useful and relevant information for your journey from London to Pierre Elliott Trudeau Intl. 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 to Montreal Pierre Elliott Trudeau Intl Airport?

    There are many flights that can get you from London to Montreal Pierre Elliott Trudeau Intl Airport in 7h 35m. Fly via Air Transat, SWISS, or Lufthansa to get the fastest option. There are 3239 mi between London and Montreal Pierre Elliott Trudeau Intl Airport. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from London to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    According to our current data, Air France (£97), Virgin Atlantic (£262), and Air Transat (£298) offers the cheapest pricing from London to Montreal Pierre Elliott Trudeau Intl Airport. Air France is currently priced 79% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from London to Montreal Pierre Elliott Trudeau Intl Airport one-way?

    The cheapest airline one-way is Air Transat, with whom users have recently found tickets for as low as £210. However, be on the lookout for offers from Virgin Atlantic and TAP AIR PORTUGAL, as they are both options that can get you from London to Montreal Pierre Elliott Trudeau Intl Airport for a low price.

  • What are the most popular routes from London to Montreal Pierre Elliott Trudeau Intl Airport?

    The most popular route from London to Montreal Pierre Elliott Trudeau Intl Airport is London Heathrow - Montreal Pierre Elliott Trudeau Intl. You may also consider London Gatwick - Montreal Pierre Elliott Trudeau Intl or London City - Montreal Pierre Elliott Trudeau Intl.

  • What are the most reliable airlines from London to Montreal Pierre Elliott Trudeau Intl Airport?

    No one likes to see their flight delayed. When booking a flight from London to Montreal Pierre Elliott Trudeau Intl Airport consider choosing Air Canada (99%), Austrian Airlines (99%) or United Airlines (99%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London to Montreal Pierre Elliott Trudeau Intl Airport?

    The cheapest flight price from London to Montreal Pierre Elliott Trudeau Intl Airport is £318. On average you can expect to pay £1,245. The most popular route, (London Heathrow - Montreal Pierre Elliott Trudeau Intl), can usually be booked for £340.

  • Can I find deals for flights from London to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on London to Pierre Elliott Trudeau Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Pierre Elliott Trudeau Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Pierre Elliott Trudeau Intl.

  • Can I find deals for business class flights from London to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from London to Pierre Elliott Trudeau Intl 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 to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, May is the cheapest month in which you can book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport (average of £261). Flying from London to Montreal Pierre Elliott Trudeau Intl Airport in December is currently the most expensive (average of £394). 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.

See more FAQs

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Cornwall
Laval
Dorval

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from London to Pierre Elliott Trudeau Intl on these airlines

Choose from the following airlines for your flight from London to Pierre Elliott Trudeau Intl. Flights are based on user searches made on Cheapflights and were last updated on 4 December 2025.
Air Canada flights from London to Montreal Pierre Elliott Trudeau Intl
Air Transat flights from London to Montreal Pierre Elliott Trudeau Intl
British Airways flights from London to Montreal Pierre Elliott Trudeau Intl

Top 9 airlines flying from London to Pierre Elliott Trudeau Intl

Discover the top 9 airlines that operate flights from London to Pierre Elliott Trudeau Intl. 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 4 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£97Average£454FlexibilityNo cancel feeOn-time77%
Search Air France flights
Virgin AtlanticCheapest£262Average£692FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air TransatCheapest£298Average£466FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapest£330Average£499FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
TAP AIR PORTUGALCheapest£339Average£547FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air CanadaCheapest£370Average£505FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£375Average£517FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapest£380Average£524FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£402Average£590FlexibilityNo cancel feeOn-time76%
Search Finnair flights

Fly with Cheapflights

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 London to Pierre Elliott Trudeau Intl?

Cheapflights helps you search for flights from London to Pierre Elliott Trudeau Intl via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from London to Pierre Elliott Trudeau Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Pierre Elliott Trudeau Intl from London.

Can Cheapflights find flights from London to Pierre Elliott Trudeau Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from London to Pierre Elliott Trudeau Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from London to Pierre Elliott Trudeau Intl become cheaper?

Yes! Start tracking prices for London to Pierre Elliott Trudeau Intl 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.