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Cheap flights from London, ON to Montreal Pierre Elliott Trudeau Intl Airport from C$ 317

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 20/5. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — YUL
24 May — 31 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from London to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from London to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 April 2026.

Thu 28/56:10 p.m.
YXU
-
YUL
1 stop5h 21m
Air Canada
Sun 31/57:00 a.m.
YUL
-
YXU
1 stop4h 43m
Air Canada
Deal found 22/4C$ 629
Thu 11/63:30 p.m.
YXU
-
YUL
1 stop3h 29m
Air Canada
Sun 14/67:00 a.m.
YUL
-
YXU
1 stop4h 43m
Air Canada
Deal found 19/4C$ 648
Thu 21/55:10 a.m.
YXU
-
YUL
2 stops4h 44m
Air Canada
Thu 28/56:30 p.m.
YUL
-
YXU
1 stop3h 08m
Air Canada
Deal found 21/4C$ 650
Fri 22/56:10 p.m.
YXU
-
YUL
1 stop5h 21m
Air Canada
Tue 26/56:30 p.m.
YUL
-
YXU
1 stop3h 08m
Air Canada
Deal found 24/4C$ 663
Mon 18/56:10 p.m.
YXU
-
YUL
1 stop5h 21m
Air Canada
Thu 21/51:10 p.m.
YUL
-
YXU
1 stop4h 23m
Air Canada
Deal found 21/4C$ 666
Tue 16/69:30 a.m.
YXU
-
YUL
1 stop3h 51m
Air Canada
Sun 21/66:30 p.m.
YUL
-
YXU
1 stop3h 07m
Air Canada
Deal found 22/4C$ 681
Fri 29/59:30 a.m.
YXU
-
YUL
1 stop3h 51m
Air Canada
Tue 9/61:10 p.m.
YUL
-
YXU
1 stop4h 23m
Air Canada
Deal found 20/4C$ 689
Fri 5/612:20 p.m.
YXU
-
YUL
1 stop3h 01m
Air Canada
Fri 12/69:45 a.m.
YUL
-
YXU
2 stops5h 13m
Air Canada
Deal found 21/4C$ 696
Sun 31/55:10 a.m.
YXU
-
YUL
2 stops4h 44m
Air Canada
Wed 3/610:10 a.m.
YUL
-
YXU
1 stop4h 48m
Air Canada
Deal found 22/4C$ 698

Find flight deals from London to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) 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 24 April 2026.

Round-trip from

C$ 629

One-way from

C$ 317

Popular in

February

Cheapest in

October

Average price

C$ 721
Air Canada
  • Air Canada
  • 28/5-31/5
  • 2 total stops
  • 10h 04m total
  • London to Montreal
Search Deals
Air Canada
  • Air Canada
  • 21/5
  • 1 total stop
  • 3h 10m total
  • London to Montreal
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 154 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

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 24 April 2026.
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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonMontreal

YXU - YUL

YXUYUL

London

Thu 11/6

3:30 p.m.-6:59 p.m.

1 stop3h 29m

Montreal Pierre Elliott Trudeau Intl

Sun 14/6

7:00 a.m.-11:43 a.m.

1 stop4h 43m

C$ 648
Quickest round-trip

LondonMontreal

YXU - YUL

YXUYUL

London

Thu 21/5

5:10 a.m.-9:54 a.m.

2 stops4h 44m

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

6:30 p.m.-9:38 p.m.

1 stop3h 08m

C$ 650

LondonMontreal

YXU - YUL

YXUYUL

London

Fri 29/5

9:30 a.m.-1:21 p.m.

1 stop3h 51m

Montreal Pierre Elliott Trudeau Intl

Tue 9/6

1:10 p.m.-5:33 p.m.

1 stop4h 23m

C$ 689

LondonMontreal

YXU - YUL

YXUYUL

London

Fri 5/6

12:20 p.m.-3:21 p.m.

1 stop3h 01m

Montreal Pierre Elliott Trudeau Intl

Fri 12/6

9:45 a.m.-2:58 p.m.

2 stops5h 13m

C$ 696

LondonMontreal

YXU - YUL

YXUYUL

London

Sat 6/6

5:10 a.m.-9:59 a.m.

2 stops4h 49m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

10:40 a.m.-5:33 p.m.

2 stops6h 53m

C$ 773

LondonMontreal

YXU - YUL

YXUYUL

London

Tue 16/6

9:30 a.m.-3:21 p.m.

1 stop5h 51m

Montreal Pierre Elliott Trudeau Intl

Wed 17/6

8:10 a.m.-11:43 a.m.

1 stop3h 33m

C$ 773
Cheapest one-way
Quickest one-way

LondonMontreal

YXU - YUL

YXUYUL

London

Wed 20/5

5:10 a.m.-8:20 a.m.

1 stop3h 10m

C$ 317

LondonMontreal

YXU - YUL

YXUYUL

London

Fri 22/5

2:40 p.m.-11:45 p.m.

2 stops33h 05m

C$ 327

LondonMontreal

YXU - YUL

YXUYUL

London

Mon 11/5

6:10 p.m.-11:31 p.m.

1 stop5h 21m

C$ 338

LondonMontreal

YXU - YUL

YXUYUL

London

Sat 9/5

6:10 p.m.-9:50 p.m.

1 stop3h 40m

C$ 338

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/4

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

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

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

Currently, October is the cheapest month in which you can book a flight from London, Ontario to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 584). Flying from London, Ontario to Montreal Pierre Elliott Trudeau Intl Airport in February is currently the most expensive (average of C$ 936). 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.

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

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 24 April 2026.
Get a feel of what it's like to fly with Air Canada from London to Montreal Pierre Elliott Trudeau Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,961 reviews
Check prices

Overall

7.1

Food

6.3

Boarding

7.3

Crew

7.8

Comfort

7.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

NRT - YUL

The crew were very efficient and friendly. The free pretzels and drinks were great for such a short flight. The seats lacked sufficient padding and made me sore after just a few minutes.
Air Canada
7.1
Good
10,961 reviews
Air Canada
7.1
Good
10,961 reviews
Check prices

Overall

7.1

Food

6.3

Boarding

7.3

Crew

7.8

Comfort

7.1

Entertainment

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

NRT - YUL

The crew were very efficient and friendly. The free pretzels and drinks were great for such a short flight. The seats lacked sufficient padding and made me sore after just a few minutes.

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 airport do you fly from for flights from London to Montreal Pierre Elliott Trudeau Intl?

    Most people fly from London (YXU) if they book a flight from London to Montreal Pierre Elliott Trudeau Intl. On average, London has 0 outbound flights to Montreal Pierre Elliott Trudeau Intl per day from 1 airline. London is conveniently located just 8.6 km from London’s city centre.

  • How long is the flight from London, Ontario to Montreal Pierre Elliott Trudeau Intl Airport?

    For as low as C$ 629, Air Canada can have you in Montreal Pierre Elliott Trudeau Intl Airport from London, Ontario in 5h 06m. The distance from London, Ontario to Montreal Pierre Elliott Trudeau Intl Airport is about 647 km.

  • What is the cheapest airline to fly from London, Ontario to Montreal Pierre Elliott Trudeau Intl Airport round-trip?

    Our cheapest airline available from London, Ontario to Montreal Pierre Elliott Trudeau Intl Airport is Air Canada. Our recent data shows that you can find tickets from as low as C$ 538 on this airline. Air Canada is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • 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, Ontario to Montreal Pierre Elliott Trudeau Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from London, Ontario to Montreal Pierre Elliott Trudeau Intl Airport (average of C$ 584). Flying from London, Ontario to Montreal Pierre Elliott Trudeau Intl Airport in February is currently the most expensive (average of C$ 936). 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
Trois-Rivières
Sherbrooke
Montebello
Cornwall
Longueuil
Brossard
Boucherville
Magog
Saint-Jean-sur-Richelieu
Bromont
Drummondville
North Hatley
Saint-Sauveur
Louiseville

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from London to Pierre Elliott Trudeau Intl

Discover the top airline 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 24 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 538AverageC$ 681FlexibilityNo cancel feeOn-time67%
Search Air Canada flights

Fly with Cheapflights

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

Deals for London to Pierre Elliott Trudeau Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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?

Certainly. Search results for flights to Pierre Elliott Trudeau Intl from London shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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