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Cheap flights from London to Montreal Pierre Elliott Trudeau Intl Airport from C$ 559

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — YUL
31 Mar — 7 Apr1
1 adult

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

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 26 March 2025.

Round-trip from

C$ 705

One-way from

C$ 559

Popular in

December

Cheapest in

September

Average price

C$ 881

Good round-trip deal

C$ 804 or less

Good one-way deal

C$ 544 or less
9/5-18/5
  • 9/5-18/5
  • 3 total stops
  • 51h 20m total
  • London to Montreal
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Air Transat
  • Air Transat
  • 8/9
  • 1 total stop
  • 12h 40m total
  • London to Montreal
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Highest demand for flights based on searches. 6% potential increase in price (C$ 90 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 38 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from London (LON) to Montreal Pierre Elliott Trudeau Intl.
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Price to beat on a one-way flight from London (LON) to Montreal Pierre Elliott Trudeau Intl.
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Find flight deals from London to Pierre Elliott Trudeau Intl

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 26 March 2025.

Fri 9/59:00 a.m.STN - YUL
2 stops32h 10mMultiple Airlines
Sun 18/57:30 p.m.YUL - STN
1 stop19h 10mMultiple Airlines
Deal found 24/3C$ 705
Wed 3/911:35 a.m.LGW - YUL
Nonstop7h 40mAir Transat
Mon 15/910:05 p.m.YUL - LGW
Nonstop6h 45mAir Transat
Deal found 23/3C$ 708
Fri 2/510:30 a.m.LHR - YUL
1 stop10h 30mLufthansa
Sat 10/59:55 p.m.YUL - LHR
1 stop18h 05mLufthansa
Deal found 25/3C$ 708
Fri 2/510:30 a.m.LHR - YUL
1 stop10h 30mMultiple Airlines
Wed 7/54:40 p.m.YUL - LHR
1 stop10h 15mMultiple Airlines
Deal found 25/3C$ 709
Mon 12/52:05 p.m.LHR - YUL
1 stop10h 21mAir Canada
Sun 18/510:25 p.m.YUL - LHR
Nonstop6h 35mAir Canada
Deal found 25/3C$ 711
Mon 1/99:30 a.m.LHR - YUL
2 stops19h 29mUnited Airlines
Mon 8/93:41 p.m.YUL - LHR
1 stop10h 04mUnited Airlines
Deal found 25/3C$ 715
Mon 12/59:05 p.m.LGW - YUL
1 stop25h 15mMultiple Airlines
Mon 19/511:45 p.m.YUL - LGW
1 stop18h 05mMultiple Airlines
Deal found 25/3C$ 725
Tue 22/47:05 p.m.LTN - YUL
2 stops24h 55mMultiple Airlines
Tue 29/45:50 p.m.YUL - LTN
1 stop10h 25mMultiple Airlines
Deal found 25/3C$ 737
Fri 9/58:05 p.m.LHR - YUL
1 stop23h 55mSWISS
Fri 16/58:30 p.m.YUL - LHR
1 stop17h 00mSWISS
Deal found 25/3C$ 738
Mon 12/58:10 a.m.LCY - YUL
1 stop11h 50mMultiple Airlines
Sun 18/56:35 p.m.YUL - LCY
1 stop16h 50mMultiple Airlines
Deal found 23/3C$ 739
Wed 10/99:25 a.m.LCY - YUL
1 stop10h 35mSWISS
Mon 29/94:40 p.m.YUL - LCY
1 stop19h 35mSWISS
Deal found 25/3C$ 754
Mon 12/511:05 a.m.SEN - YUL
2 stops33h 55mMultiple Airlines
Sun 18/55:50 p.m.YUL - SEN
1 stop11h 35mMultiple Airlines
Deal found 25/3C$ 757

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 26 March 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

STN - YUL

STNYUL

London Stansted

Fri 9/5

9:00 a.m.-12:10 p.m.

2 stops32h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 18/5

7:30 p.m.-7:40 p.m.

1 stop19h 10m

C$ 705

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 2/5

10:30 a.m.-4:00 p.m.

1 stop10h 30m

Montreal Pierre Elliott Trudeau Intl

Sat 10/5

9:55 p.m.-9:00 p.m.

1 stop18h 05m

C$ 708

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 2/5

10:30 a.m.-4:00 p.m.

1 stop10h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 7/5

4:40 p.m.-7:55 a.m.

1 stop10h 15m

C$ 709

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 2/5

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Thu 8/5

10:05 p.m.-9:50 a.m.

Nonstop6h 45m

C$ 711

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 12/5

2:05 p.m.-7:26 p.m.

1 stop10h 21m

Montreal Pierre Elliott Trudeau Intl

Sun 18/5

10:25 p.m.-10:00 a.m.

Nonstop6h 35m

C$ 711

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 1/9

9:30 a.m.-11:59 p.m.

2 stops19h 29m

Montreal Pierre Elliott Trudeau Intl

Sun 7/9

3:41 p.m.-6:45 a.m.

1 stop10h 04m

C$ 715

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Mon 12/5

9:05 p.m.-5:20 p.m.

1 stop25h 15m

Montreal Pierre Elliott Trudeau Intl

Mon 19/5

11:45 p.m.-10:50 p.m.

1 stop18h 05m

C$ 725

LondonMontreal

LTN - YUL

LTNYUL

London Luton

Tue 22/4

7:05 p.m.-3:00 p.m.

2 stops24h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 29/4

5:50 p.m.-9:15 a.m.

1 stop10h 25m

C$ 737

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 9/5

8:05 p.m.-3:00 p.m.

1 stop23h 55m

Montreal Pierre Elliott Trudeau Intl

Fri 16/5

8:30 p.m.-6:30 p.m.

1 stop17h 00m

C$ 738

LondonMontreal

LCY - YUL

LCYYUL

London City

Mon 12/5

8:10 a.m.-3:00 p.m.

1 stop11h 50m

Montreal Pierre Elliott Trudeau Intl

Sun 18/5

6:35 p.m.-4:25 p.m.

1 stop16h 50m

C$ 739

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/3

Showing 1-10 of 54 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 21 March 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 49 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, October is the cheapest month in which you can book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from London to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 312). 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 26 March 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 11% on flights from London to Montreal Pierre Elliott Trudeau Intl Airport by exploring options for tickets in the afternoon.

Rainfall in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Montreal Pierre Elliott Trudeau Intl Airport ranges from 64.0 - 111.0 mm per month. August is typically the wettest month, when rainfall can reach 111.0 mm. February is typically the driest time to visit Montreal Pierre Elliott Trudeau Intl Airport when rainfall is around 64.0 mm.

Temperature in Pierre Elliott Trudeau Intl by month

Plan your trip to Pierre Elliott Trudeau Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Montreal Pierre Elliott Trudeau Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -9.0 C).

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 26 March 2025.
Read through reviews of airlines operating flights from London to Montreal, such as Delta, KLM and Air Transat. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very good
7,891 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,319 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Azores Airlines
7.6
Good
63 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
LOT
7.6
Good
1,061 reviews
Delta
8.0
Very good
7,891 reviews
Check prices

Overall

8.0

Boarding

8.2

Comfort

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sep 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

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.

  • 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 Lufthansa. Our recent data shows that you can find tickets from as low as C$ 708 on this airline. Additional options worth looking into are Air Transat and Air Canada, starting at C$ 711 and C$ 711 round-trip. You may be able to fly from London to Montreal Pierre Elliott Trudeau Intl Airport for 23% 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 Air Transat. According to our data, you can fly for as low as C$ 559. Users have also found prices from C$ 571 and C$ 574 on TAP AIR PORTUGAL and WestJet, 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 Gatwick - Montreal Pierre Elliott Trudeau Intl or London City - 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: Air Canada (77%), Austrian Airlines (77%), Egyptair (77%).

  • 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$ 699. On average you can expect to pay C$ 872. The most popular route, (London Heathrow - Montreal Pierre Elliott Trudeau Intl), can usually be booked for C$ 575.

  • 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, October is the cheapest month in which you can book a flight from London to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 241). Flying from London to Montreal Pierre Elliott Trudeau Intl Airport in April is currently the most expensive (average of C$ 312). 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

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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 26 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 608AverageC$ 997FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
LufthansaCheapestC$ 673AverageC$ 921FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapestC$ 699AverageC$ 1,010FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapestC$ 732AverageC$ 906FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers 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 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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