$335+ Cheap flights from Heathrow (LHR) to Pierre Elliott Trudeau Intl (YUL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YUL
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Heathrow to Pierre Elliott Trudeau Intl with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from London Heathrow to Montreal Pierre Elliott Trudeau Intl are usually found in January or September, booked 26 days in advance, depart on a Thursday or Wednesday and return on a Friday
Cheap flight deals from Heathrow to Pierre Elliott Trudeau Intl
Cheapest
Best
Last-minute
One-way
Cheapest flights from Heathrow to Pierre Elliott Trudeau IntlExplore 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 September 17, 2026.
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 September 17, 2026.
This SWISS deal was found by Cheapflights users on 9/12. 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 10/218:40 am -
1 stop11h 20m
Tue 10/275:40 pm -
2 stops16h 00m
Deal found 9/12![SWISS logo]()
$505
This SWISS deal was found by Cheapflights users on 9/14. 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.
Mon 10/196:00 am -
2 stops18h 21m
Mon 11/26:50 pm -
2 stops16h 30m
Deal found 9/14![SWISS logo]()
$507
This Air Canada deal was found by Cheapflights users on 9/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:05 pm -
Nonstop7h 35m
Tue 10/279:35 pm -
1 stop19h 25m
Deal found 9/17![Air Canada logo]()
$508
This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:05 pm -
Nonstop7h 35m
Wed 10/289:35 pm -
1 stop19h 25m
Deal found 9/15![Air Canada logo]()
$509
This Lufthansa deal was found by Cheapflights users on 9/14. 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.
Wed 10/142:05 pm -
Nonstop7h 35m
Wed 10/288:10 pm -
Nonstop7h 00m
Deal found 9/14![Lufthansa logo]()
$510
This Air Canada deal was found by Cheapflights users on 9/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:40 am -
1 stop11h 20m
Tue 9/2910:10 pm -
Nonstop6h 50m
Deal found 9/16![Air Canada logo]()
$515
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:55 am -
2 stops14h 05m
Tue 10/276:45 pm -
1 stop12h 00m
Deal found 9/16![Lufthansa logo]()
$516
This Air Canada deal was found by Cheapflights users on 9/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/296:00 pm -
1 stop18h 50m
Tue 1/510:15 pm -
1 stop17h 45m
Deal found 9/13![Air Canada logo]()
$518
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 12/156:35 am -
2 stops29h 55m
Tue 1/56:25 pm -
2 stops21h 55m
Deal found 9/16![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 12/157:30 am -
2 stops14h 37m
Fri 1/88:30 am -
2 stops16h 50m
Deal found 9/15![United Airlines logo]()
$529
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/226:50 am -
2 stops17h 55m
Thu 10/2910:55 am -
2 stops19h 55m
Deal found 9/16![United Airlines logo]()
$530
Best flights from Heathrow to Pierre Elliott Trudeau IntlDiscover carefully curated flight deals from Heathrow to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Heathrow to Pierre Elliott Trudeau Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This Lufthansa deal was found by Cheapflights users on 9/14. 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 10/139:30 am -
1 stop11h 30m
Mon 10/1910:10 pm -
Nonstop6h 50m
Deal found 9/14![Lufthansa logo]()
$588
This SWISS deal was found by Cheapflights users on 9/14. 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.
Thu 10/158:45 am -
1 stop11h 15m
Mon 10/194:40 pm -
2 stops15h 20m
Deal found 9/14![SWISS logo]()
$619
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 10/1612:15 pm -
2 stops14h 40m
Fri 10/2311:23 am -
2 stops14h 32m
Deal found 9/15![United Airlines logo]()
$671
This British Airways deal was found by Cheapflights users on 9/17. 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.
Fri 10/23:50 pm -
2 stops22h 59m
Sat 10/105:00 pm -
1 stop12h 15m
Deal found 9/17![British Airways logo]()
$932
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/17. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:40 pm -
2 stops23h 52m
Sun 11/221:25 pm -
2 stops23h 05m
Deal found 9/17![TAP AIR PORTUGAL logo]()
$938
This United Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 11/26:50 am -
2 stops30h 42m
Mon 11/97:00 am -
2 stops18h 40m
Deal found 9/13![United Airlines logo]()
$675
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/294:20 pm -
2 stops20h 12m
Thu 11/53:00 pm -
1 stop12h 25m
Deal found 9/14![United Airlines logo]()
$706
This SWISS deal was found by Cheapflights users on 9/12. 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.
Thu 1/216:00 am -
2 stops19h 25m
Tue 1/265:10 pm -
2 stops14h 50m
Deal found 9/12![SWISS logo]()
$789
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Sat 11/1412:05 pm -
2 stops24h 25m
Fri 11/273:00 pm -
1 stop10h 20m
Deal found 9/15![United Airlines logo]()
$714
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/15. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/11:40 pm -
2 stops23h 52m
Sun 2/71:25 pm -
2 stops18h 15m
Deal found 9/15![TAP AIR PORTUGAL logo]()
$941
This United Airlines deal was found by Cheapflights users on 9/15. 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 12/317:30 am -
2 stops17h 18m
Sat 1/98:30 am -
2 stops16h 50m
Deal found 9/15![United Airlines logo]()
$715
This TAP AIR PORTUGAL deal was found by Cheapflights users on 9/12. 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 TAP AIR PORTUGAL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/158:15 am -
2 stops29h 17m
Mon 1/251:10 pm -
2 stops18h 30m
Deal found 9/12![TAP AIR PORTUGAL logo]()
$942
Last-minute flights from Heathrow to Pierre Elliott Trudeau IntlDiscover last-minute flight deals from Heathrow to Pierre Elliott Trudeau Intl. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Heathrow to Pierre Elliott Trudeau Intl. Data last updated September 17, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 9/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/238:40 am -
1 stop11h 20m
Tue 9/2910:10 pm -
Nonstop6h 50m
Deal found 9/16![Air Canada logo]()
$515
This Air Canada deal was found by Cheapflights users on 9/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/142:05 pm -
Nonstop7h 35m
Wed 10/289:35 pm -
1 stop19h 25m
Deal found 9/15![Air Canada logo]()
$509
This Lufthansa deal was found by Cheapflights users on 9/14. 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.
Wed 10/142:05 pm -
Nonstop7h 35m
Wed 10/288:10 pm -
Nonstop7h 00m
Deal found 9/14![Lufthansa logo]()
$510
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/147:30 am -
2 stops17h 49m
Wed 10/288:05 am -
2 stops18h 35m
Deal found 9/15![United Airlines logo]()
$529
This SWISS deal was found by Cheapflights users on 9/14. 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.
Mon 10/196:00 am -
2 stops18h 21m
Mon 11/26:50 pm -
2 stops16h 30m
Deal found 9/14![SWISS logo]()
$507
This SWISS deal was found by Cheapflights users on 9/12. 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 10/218:40 am -
1 stop11h 20m
Tue 10/275:40 pm -
2 stops16h 00m
Deal found 9/12![SWISS logo]()
$505
This Air Canada deal was found by Cheapflights users on 9/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:05 pm -
Nonstop7h 35m
Tue 10/279:35 pm -
1 stop19h 25m
Deal found 9/17![Air Canada logo]()
$508
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:55 am -
2 stops14h 05m
Tue 10/276:45 pm -
1 stop12h 00m
Deal found 9/16![Lufthansa logo]()
$516
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 10/219:30 am -
2 stops17h 36m
Tue 10/275:35 pm -
2 stops13h 15m
Deal found 9/17![United Airlines logo]()
$527
This United Airlines deal was found by Cheapflights users on 9/16. 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 10/226:50 am -
2 stops17h 55m
Thu 10/2910:55 am -
2 stops19h 55m
Deal found 9/16![United Airlines logo]()
$530
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/226:50 am -
2 stops15h 29m
Wed 10/281:10 pm -
2 stops17h 40m
Deal found 9/14![United Airlines logo]()
$532
One-way flights from Heathrow to Pierre Elliott Trudeau IntlSearch for one-way flight options from Heathrow to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Heathrow to Pierre Elliott Trudeau Intl. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:50 pm -
2 stops53h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$335
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/143:30 pm -
2 stops33h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$336
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:50 pm -
2 stops53h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$353
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/123:30 pm -
2 stops33h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$363
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/168:50 pm -
2 stops51h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 9/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:50 pm -
2 stops53h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$365
Find 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 September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $505 (SWISS) |
One-way from | $337 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $644 |
Good round-trip deal | $664 or less |
Good one-way deal | $512 or less |
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 7,457,451 searches. Data last updated September 17, 2026.
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
Fly to
Route
Depart
Return
Cheapest round-trip
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Fri 11/13
8:40 am-5:15 pm
1 stop13h 35m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$495
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Sat 11/14
8:55 am-3:20 pm
1 stop11h 25m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$502
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Mon 11/2
6:20 am-3:20 pm
1 stop14h 00m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$502
Quickest round-trip
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Sat 11/14
4:45 pm-7:15 pm
Nonstop7h 30m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$512
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Tue 12/29
4:45 pm-7:15 pm
Nonstop7h 30m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$513
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Fri 11/13
4:45 pm-7:15 pm
Nonstop7h 30m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$513
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Sat 3/13
4:45 pm-7:15 pm
Nonstop7h 30m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$519
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Thu 12/31
4:10 pm-12:30 am
1 stop13h 20m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$521
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Tue 1/12
4:45 pm-7:15 pm
Nonstop7h 30m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$521
LondonMontreal
LHR London Heathrow - YUL Montreal Pierre Elliott Trudeau Intl
LHRYUL
London Heathrow
Mon 12/28
5:20 pm-6:48 pm
2 stops30h 28m
Montreal Pierre Elliott Trudeau Intl
Wed 12/31
12:00 am-6:00 am
Nonstop0h 00m
$541
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Heathrow to Pierre Elliott Trudeau Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to Pierre Elliott Trudeau Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on London Heathrow Airport-Montreal Pierre Elliott Trudeau Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-Montreal Pierre Elliott Trudeau Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-Montreal Pierre Elliott Trudeau Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on London Heathrow Airport-Montreal Pierre Elliott Trudeau Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-Montreal Pierre Elliott Trudeau Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
LHR-YUL
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
Prices
Airlines
Delays
How far ahead should I book a flight from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport?
The best time to book flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport is 25 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 $632). Flying from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport in July is currently the most expensive (average of $917). 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 September 17, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport as you normally would.
How often are flights from London to Montreal delayed?
About 10% of weekly flights between London and Montreal have experienced delays in the past year, with the average delay time being 152 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?
Sunday tends to have the lowest number of delays on this route, whereas Friday 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 last year, Air Canada have had the lowest number of delays on this route, with just 7% of flights being delayed.
The best insider tips for London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport trip
Our travel experts
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 September 17, 2026.
Read reviews from past customers who have flown Air Canada and Lufthansa from London Heathrow Airport to Montreal Pierre Elliott Trudeau Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.1
Crew
7.8
Entertainment
6.8
Overall
7.1
Food
6.3
Boarding
7.3
Reviews
1 / 20
4.0
OkayAnonymous,May 2026
YYJ - YUL
Comfort
7.1
Crew
7.8
Entertainment
6.8
Overall
7.1
Food
6.3
Boarding
7.3
Reviews
1 / 20
4.0
OkayAnonymous,May 2026
YYJ - YUL
Comfort
7.1
Crew
7.8
Entertainment
6.8
Overall
7.1
Food
6.3
Boarding
7.3
Reviews
1 / 20
4.0
OkayAnonymous,May 2026
YYJ - YUL
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.
Traveling 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 locationsCornwall
Longueuil
Laval
Dorval
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Heathrow and Pierre Elliott Trudeau Intl flights
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Top 2 airlines flying from Heathrow to Pierre Elliott Trudeau Intl
Discover the top 2 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 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$495 | Average$772 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$582 | Average$838 | FlexibilityNo cancel fee | On-time67% |