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Pierre Elliott Trudeau Intl

$385+ Cheap flights from Heathrow (LHR) to Pierre Elliott Trudeau Intl (YUL)

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 6/28. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YUL
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from London Heathrow to Montreal Pierre Elliott Trudeau Intl are usually found in September or May, booked 49 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Heathrow to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 June 12, 2025.

Round-trip from

$467
(Lufthansa)

One-way from

$385
(Kiwi.com)

Popular in

August

Cheapest in

September

Average price

$611

Good round-trip deal

$584 or less

Good one-way deal

$513 or less
From London Heathrow to Montreal Pierre Elliott Trudeau Intl
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One-way flight from London Heathrow to Montreal Pierre Elliott Trudeau Intl
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Highest demand for flights based on searches. 14% potential increase in price ($116 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from London Heathrow to Montreal Pierre Elliott Trudeau Intl.
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Price to beat on a one-way flight from London Heathrow to Montreal Pierre Elliott Trudeau Intl.
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Find flight deals from Heathrow to Pierre Elliott Trudeau Intl

Cheapest flights from Heathrow to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Heathrow to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Lufthansa deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/268:25 pmLHR - YUL
1 stop29h 35mLufthansa
Wed 9/36:35 pmYUL - LHR
1 stop17h 05mLufthansa
Deal found 6/12$467
This Austrian Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Austrian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/158:30 amLHR - YUL
1 stop14h 50mAustrian Airlines
Mon 9/221:10 pmYUL - LHR
2 stops24h 30mAustrian Airlines
Deal found 6/11$489
This SWISS deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/38:05 pmLHR - YUL
1 stop23h 55mSWISS
Tue 9/94:40 pmYUL - LHR
1 stop10h 15mSWISS
Deal found 6/12$500
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:30 amLHR - YUL
1 stop15h 25mDelta
Wed 1/287:05 pmYUL - LHR
1 stop10h 25mDelta
Deal found 6/11$519
This KLM deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/29:55 amLHR - YUL
1 stop12h 00mKLM
Tue 9/306:50 pmYUL - LHR
1 stop10h 55mKLM
Deal found 6/11$527
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:50 amLHR - YUL
2 stops14h 20mUnited Airlines
Tue 9/23:41 pmYUL - LHR
1 stop10h 04mUnited Airlines
Deal found 6/11$528
This Virgin Atlantic deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/211:30 amLHR - YUL
2 stops16h 46mVirgin Atlantic
Sat 9/137:00 pmYUL - LHR
1 stop16h 35mVirgin Atlantic
Deal found 6/12$536
This Lufthansa deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/268:40 amLHR - YUL
1 stop11h 20mMultiple Airlines
Sun 9/289:55 pmYUL - LHR
Nonstop6h 40mMultiple Airlines
Deal found 6/12$550
This British Airways deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:05 pmLHR - YUL
Nonstop7h 10mBritish Airways
Sat 10/1110:05 pmYUL - LHR
Nonstop6h 40mBritish Airways
Deal found 6/11$583

Cheapflights Fare Finder

Customize your flight search to find flights from Heathrow 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Heathrow

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Tue 8/26

8:25 pm-9:00 pm

1 stop29h 35m

Montreal Pierre Elliott Trudeau Intl

Wed 9/3

6:35 pm-4:40 pm

1 stop17h 05m

$467

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 9/15

8:30 am-6:20 pm

1 stop14h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 9/22

1:10 pm-6:40 pm

2 stops24h 30m

$489

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 9/3

8:05 pm-3:00 pm

1 stop23h 55m

Montreal Pierre Elliott Trudeau Intl

Tue 9/9

4:40 pm-7:55 am

1 stop10h 15m

$500

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 9/5

6:30 am-4:55 pm

1 stop15h 25m

Montreal Pierre Elliott Trudeau Intl

Wed 1/28

7:05 pm-10:30 am

1 stop10h 25m

$519

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Tue 9/2

9:55 am-4:55 pm

1 stop12h 00m

Montreal Pierre Elliott Trudeau Intl

Tue 9/30

6:50 pm-10:45 am

1 stop10h 55m

$527

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 8/28

6:50 am-4:10 pm

2 stops14h 20m

Montreal Pierre Elliott Trudeau Intl

Mon 9/1

3:41 pm-9:20 am

1 stop12h 39m

$528

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Tue 9/2

11:30 am-11:16 pm

2 stops16h 46m

Montreal Pierre Elliott Trudeau Intl

Sat 9/13

7:00 pm-4:35 pm

1 stop16h 35m

$536

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Fri 9/26

8:40 am-3:00 pm

1 stop11h 20m

Montreal Pierre Elliott Trudeau Intl

Sun 9/28

9:55 pm-9:35 am

Nonstop6h 40m

$550

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sat 9/27

6:05 pm-8:15 pm

Nonstop7h 10m

Montreal Pierre Elliott Trudeau Intl

Sat 10/11

10:05 pm-9:45 am

Nonstop6h 40m

$583

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sat 6/28

8:50 pm-6:41 pm

2 stops26h 51m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 22 results
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The best insider tips for London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport trip
Airports
LHR

Heathrow's strict security means long lines. Ensure liquids are in one small bag to avoid delays.

Read more about LHRby Ramsey Qubein
YUL

Use the ArriveCAN app to fill out your arrival declaration card and avoid lines at passport control in Montreal.

Read more about YULby John Walton
Our travel experts
John Walton

John Walton

Expert on YUL

John Walton

John Walton

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Ramsey Qubein

Ramsey Qubein

Expert on LHR

Ramsey Qubein

Ramsey Qubein

An avid traveler and aviation expert who has visited 173 countries, all 50 states and seven continents, Ramsey Qubein flies nearly 400,000 miles a year. As a North Carolina-based freelance journalist for publications including Conde Nast Traveler, Forbes, USA Today and Bloomberg among others, he explores the latest trends in aviation, hospitality, cruises and business.

Read more

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

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

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

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Pierre Elliott Trudeau Intl. Price data was last updated on June 9, 2025.

The best time to book flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport is 49 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). 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 LHR to YUL?

Find hourly flight availability from Heathrow 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 June 12, 2025.

When flying from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 8% versus a flight at noon.

Weekly flight availability from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport

Explore weekly flight availability from Heathrow 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 June 12, 2025.

The most flights from LHR to YUL are scheduled on a Wednesday (15 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (9 on average).

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 2.5 - 4.4 inches per month. August is typically the wettest month, when rainfall can reach 4.4 in. February is typically the driest time to visit Montreal Pierre Elliott Trudeau Intl Airport when rainfall is around 2.5 in.

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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

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 June 12, 2025.
Peruse reviews from past customers who have flown with Delta, KLM and Azores Airlines from London to Montreal to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Azores Airlines
7.6
Good
66 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Austrian Airlines
7.6
Good
802 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Cheapflights users have booked flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport round-trip from $467. Other airlines that can offer you cheap pricing are Austrian Airlines, from $489, and SWISS, from $500. Lufthansa is 29% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $433 on TAP AIR PORTUGAL. Other airlines that offer cheap prices include Aer Lingus from $493 and British Airways from $556 one-way.

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

    Before booking your flight to Montreal Pierre Elliott Trudeau Intl Airport from London Heathrow Airport, check out the most reliable airlines to get you to your destination on time: Egyptair (92%), Aegean Airlines (91%), Thai Airways( 91%).

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

    While on average a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport is generally $1,704, our data shows the cheapest flight currently is $403. When looking at the most popular route, (London Heathrow - Montreal Pierre Elliott Trudeau Intl), you can expect to pay $556 for that flight.

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

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

  • How can I find direct flights from Heathrow 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 Heathrow to Pierre Elliott Trudeau Intl.

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

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

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport (average of $270). Flying from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $409). 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

Traveling to a place near London Heathrow Airport?

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Top 3 airlines flying from Heathrow to Pierre Elliott Trudeau Intl

Discover the top 3 airlines that operate flights from Heathrow 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$528Average$756FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$537Average$671FlexibilityNo cancel feeOn-time67%
British AirwaysCheapest$607Average$847FlexibilityNo cancel feeOn-time70%

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