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Cheap flights from London to Montreal Pierre Elliott Trudeau Intl Airport from C$ 445

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 14/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YUL
13 Nov — 20 Nov1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from London to Montreal Pierre Elliott Trudeau Intl are usually found in May or February, booked 49 days in advance, depart on a Saturday or Wednesday and return on a Sunday

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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 14 October 2025.

Tue 11/1111:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Sun 16/112:30 p.m.YUL - LGW
1 stop14h 15mAir Transat
Deal found 12/10C$ 701
Wed 26/1111:40 a.m.LGW - YUL
1 stop27h 00mAir Transat
Wed 3/1210:35 a.m.YUL - LGW
1 stop18h 10mAir Transat
Deal found 12/10C$ 705
Sun 9/111:40 p.m.LTN - YUL
1 stop28h 00mMultiple Airlines
Sun 16/118:10 p.m.YUL - LTN
1 stop13h 25mMultiple Airlines
Deal found 12/10C$ 705
Wed 12/1111:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Wed 19/115:25 p.m.YUL - LGW
1 stop11h 20mAir Transat
Deal found 13/10C$ 707
Wed 26/117:10 a.m.SEN - YUL
1 stop17h 30mMultiple Airlines
Wed 3/129:40 p.m.YUL - SEN
1 stop18h 20mMultiple Airlines
Deal found 12/10C$ 708
Fri 28/1111:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Fri 5/125:25 p.m.YUL - LGW
1 stop11h 20mAir Transat
Deal found 14/10C$ 711
Fri 14/119:00 a.m.LHR - YUL
1 stop11h 10mAir Canada
Sat 22/1110:10 a.m.YUL - LHR
2 stops29h 25mAir Canada
Deal found 12/10C$ 711
Tue 11/1111:40 a.m.LGW - YUL
1 stop15h 40mAir Transat
Tue 2/1210:35 a.m.YUL - LGW
1 stop18h 10mAir Transat
Deal found 14/10C$ 712
Wed 3/128:15 a.m.LHR - YUL
1 stop17h 00mTAP AIR PORTUGAL
Sun 7/129:45 p.m.YUL - LHR
1 stop14h 45mTAP AIR PORTUGAL
Deal found 12/10C$ 712
Wed 3/1211:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Wed 10/125:25 p.m.YUL - LGW
1 stop11h 20mAir Transat
Deal found 13/10C$ 714
Fri 14/1111:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Sat 22/112:30 p.m.YUL - LGW
1 stop14h 15mAir Transat
Deal found 14/10C$ 715
Mon 17/111:45 p.m.LHR - YUL
1 stop30h 25mAir Canada
Sun 23/1110:10 a.m.YUL - LHR
2 stops29h 25mAir Canada
Deal found 13/10C$ 715

Cheap 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 14 October 2025.

Round-trip from

C$ 701

One-way from

C$ 445

Popular in

December

Cheapest in

May

Average price

C$ 893

Good round-trip deal

C$ 625 or less

Good one-way deal

C$ 442 or less
Air Transat
  • Air Transat
  • 11/11-16/11
  • 2 total stops
  • 26h 00m total
  • London to Montreal
Search Deals
14/11
  • 14/11
  • 1 total stop
  • 14h 40m total
  • London to Montreal
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 144 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
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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.
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Cheapflights Fare Finder

 
Customize 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 629,999 searches. Data last updated 14 October 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

LTN - YUL

LTNYUL

London Luton

Sun 9/11

1:40 p.m.-12:40 p.m.

1 stop28h 00m

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

8:10 p.m.-2:35 p.m.

1 stop13h 25m

C$ 705

LondonMontreal

SEN - YUL

SENYUL

London Southend

Wed 26/11

7:10 a.m.-7:40 p.m.

1 stop17h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 3/12

9:40 p.m.-9:00 p.m.

1 stop18h 20m

C$ 708

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 26/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

Montreal Pierre Elliott Trudeau Intl

Mon 1/12

5:25 p.m.-9:45 a.m.

1 stop11h 20m

C$ 722

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Tue 17/3

11:40 a.m.-12:35 a.m.

1 stop16h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

10:15 a.m.-10:45 a.m.

1 stop19h 30m

C$ 723

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 18/3

11:40 a.m.-12:35 a.m.

1 stop16h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

10:15 a.m.-10:45 a.m.

1 stop19h 30m

C$ 723

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Thu 19/3

11:40 a.m.-12:35 a.m.

1 stop16h 55m

Montreal Pierre Elliott Trudeau Intl

Sun 29/3

10:15 a.m.-10:45 a.m.

1 stop19h 30m

C$ 723

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Thu 19/3

11:40 a.m.-12:35 a.m.

1 stop16h 55m

Montreal Pierre Elliott Trudeau Intl

Sat 28/3

3:55 p.m.-9:45 a.m.

1 stop13h 50m

C$ 723

LondonMontreal

LTN - YUL

LTNYUL

London Luton

Sat 8/11

6:30 p.m.-12:40 p.m.

1 stop23h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 16/11

8:10 p.m.-2:35 p.m.

1 stop13h 25m

C$ 729

LondonMontreal

LTN - YUL

LTNYUL

London Luton

Tue 17/3

10:55 a.m.-1:10 p.m.

1 stop30h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 31/3

8:25 p.m.-9:15 a.m.

1 stop31h 50m

C$ 730

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sat 6/12

11:40 a.m.-10:05 a.m.

1 stop27h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 10/12

2:30 p.m.-9:45 a.m.

1 stop14h 15m

C$ 733

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 60 results
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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 round-trip 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 round-trip flight from London to Pierre Elliott Trudeau Intl. Price data was last updated on 10 October 2025.

The price you pay for your flight from London to Montreal Pierre Elliott Trudeau Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 C$ 487). Flying from London to Montreal Pierre Elliott Trudeau Intl Airport in December is currently the most expensive (average of C$ 747). 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 14 October 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 80% on flights from London to Montreal Pierre Elliott Trudeau Intl Airport by exploring options for tickets in the morning.

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 14 October 2025.

The most flights from LON to YUL are scheduled on a Tuesday (19 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost to fly round-trip from London to Montreal Pierre Elliott Trudeau Intl Airport?

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

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

Toronto (YYZ) – chosen by Cheapflights users on 88% of one-stop itineraries from London to Montreal Pierre Elliott Trudeau Intl Airport on Cheapflights.

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

Average round-trip fare for 1-stop flights from London to Montreal Pierre Elliott Trudeau Intl Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 697.

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

Shortest average travel time for 1-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 layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 12h 15m.

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

Average layover duration for 1-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 Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 2h 04m.

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 14 October 2025.
Check out reviews from past customers who have flown with Air Transat,Air Canada, andLufthansa 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
7.7
Good
456 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Crew

8.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 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
7.7
Good
456 reviews
Air Transat
7.7
Good
456 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Crew

8.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 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
10,294 reviews
Air Transat
7.7
Good
456 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Crew

8.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 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
7,487 reviews
Air Transat
7.7
Good
456 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Crew

8.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 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
7,454 reviews
Air Transat
7.7
Good
456 reviews
Check prices

Food

6.7

Overall

7.7

Boarding

7.9

Comfort

7.3

Crew

8.4

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 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?

    A quick flight from London to Montreal Pierre Elliott Trudeau Intl Airport can take about 7h 45m. Air Transat provides one of the quickest options available for as low as C$ 840. Airlines will cover a distance of 5213 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Our cheapest airline available from London to Montreal Pierre Elliott Trudeau Intl Airport is Air Transat. Our recent data shows that you can find tickets from as low as C$ 612 on this airline. Additional options worth looking into are Lufthansa and Air Canada, starting at C$ 661 and C$ 684 round-trip. You may be able to fly from London to Montreal Pierre Elliott Trudeau Intl Airport for 32% less than the average price by searching for these airlines.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as C$ 546. Users have also found prices from C$ 551 and C$ 558 on British Airways and Virgin Atlantic, respectively.

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

    When deciding which route to take from London to Montreal Pierre Elliott Trudeau Intl Airport consider London Heathrow - Montreal Pierre Elliott Trudeau Intl, London City - Montreal Pierre Elliott Trudeau Intl or London Gatwick - Montreal Pierre Elliott Trudeau Intl as they are the most popular.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London to Montreal Pierre Elliott Trudeau Intl Airport on time: Egyptair (80%), Aegean Airlines (80%), Thai Airways (80%).

  • 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 C$ 496. On average you can expect to pay C$ 947. The most popular route, (London Heathrow - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 712.

  • 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 vacation 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 C$ 487). Flying from London to Montreal Pierre Elliott Trudeau Intl Airport in December is currently the most expensive (average of C$ 747). 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
Laval
Dorval
Cornwall
Sherbrooke
Brossard
Longueuil
Montebello
Trois-Rivières
Drummondville
Saint-Jean-sur-Richelieu
Boucherville
Bromont
North Hatley
Louiseville

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Alternative routes for London to Pierre Elliott Trudeau Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from London to Pierre Elliott Trudeau Intl

Discover the top 4 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 629,999 searches. Data last updated 14 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 612AverageC$ 1,127FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LufthansaCheapestC$ 661AverageC$ 855FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air CanadaCheapestC$ 684AverageC$ 892FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapestC$ 687AverageC$ 1,312FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Pierre Elliott Trudeau Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from London to Pierre Elliott Trudeau Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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?

Need flexible booking options for your flight to Pierre Elliott Trudeau Intl from London? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Yes, Cheapflights offers price alerts on London to Pierre Elliott Trudeau Intl flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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