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Cheap flights from London, ON to Montreal from C$ 311

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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
YXU — YMQ
30 May — 6 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Montreal

Enter your travel dates to find the best prices.

Cheapest flights from London to Montreal
Explore the most affordable flight options available from London to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 April 2026.

Sat 6/66:10 p.m.
YXU
-
YUL
1 stop5h 21m
Air Canada
Mon 15/65:10 p.m.
YUL
-
YXU
1 stop4h 28m
Air Canada
Deal found 29/4C$ 649
Fri 29/52:40 p.m.
YXU
-
YUL
2 stops27h 40m
WestJet
Sun 31/58:00 p.m.
YUL
-
YXU
1 stop9h 20m
WestJet
Deal found 28/4C$ 675
Wed 27/55:10 a.m.
YXU
-
YUL
1 stop5h 11m
Air Canada
Wed 3/62:10 p.m.
YUL
-
YXU
1 stop3h 23m
Air Canada
Deal found 29/4C$ 694
Sat 13/65:10 a.m.
YXU
-
YUL
2 stops4h 49m
Air Canada
Sat 20/610:10 a.m.
YUL
-
YXU
1 stop4h 47m
Air Canada
Deal found 28/4C$ 701
Sat 23/512:20 p.m.
YXU
-
YUL
1 stop5h 06m
Air Canada
Sat 30/56:30 p.m.
YUL
-
YXU
1 stop3h 08m
Air Canada
Deal found 25/4C$ 705
Wed 20/55:10 a.m.
YXU
-
YUL
2 stops4h 44m
Air Canada
Sat 23/57:30 a.m.
YUL
-
YXU
1 stop4h 13m
Air Canada
Deal found 26/4C$ 706
Thu 2/75:10 a.m.
YXU
-
YUL
1 stop3h 10m
Air Canada
Sun 5/79:10 a.m.
YUL
-
YXU
1 stop5h 45m
Air Canada
Deal found 26/4C$ 710
Sat 6/66:10 p.m.
YXU
-
YUL
1 stop3h 40m
Air Canada
Wed 10/61:10 p.m.
YUL
-
YXU
1 stop4h 23m
Air Canada
Deal found 28/4C$ 720
Fri 26/65:10 a.m.
YXU
-
YUL
1 stop5h 12m
Air Canada
Fri 3/76:00 a.m.
YUL
-
YXU
1 stop3h 20m
Air Canada
Deal found 28/4C$ 724
Sat 16/56:10 p.m.
YXU
-
YUL
1 stop3h 40m
Air Canada
Sun 17/56:30 p.m.
YUL
-
YXU
1 stop3h 08m
Air Canada
Deal found 28/4C$ 735

Find flight deals from London to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from London (YXU) to Montreal (YMQ). 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 30 April 2026.

Round-trip from

C$ 675

One-way from

C$ 311

Popular in

August

Cheapest in

February

Average price

C$ 780
WestJet
  • WestJet
  • 29/5-31/5
  • 3 total stops
  • 37h 00m total
  • London to Montreal
Search Deals
WestJet
  • WestJet
  • 7/6
  • 2 total stops
  • 25h 50m total
  • London to Montreal
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 54 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 23 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 Montreal 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 30 April 2026.
Use the filters below to find and compare flights from London to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LondonMontreal

YXU - YUL

YXUYUL

London

Sat 13/6

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

2 stops4h 49m

Montreal Pierre Elliott Trudeau Intl

Sat 20/6

10:10 a.m.-2:57 p.m.

1 stop4h 47m

C$ 701

LondonMontreal

YXU - YUL

YXUYUL

London

Wed 20/5

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

2 stops4h 44m

Montreal Pierre Elliott Trudeau Intl

Sat 23/5

7:30 a.m.-11:43 a.m.

1 stop4h 13m

C$ 706

LondonMontreal

YXU - YUL

YXUYUL

London

Fri 26/6

3:30 p.m.-8:57 p.m.

1 stop5h 27m

Montreal Pierre Elliott Trudeau Intl

Fri 3/7

6:30 p.m.-9:40 p.m.

1 stop3h 10m

C$ 710

LondonMontreal

YXU - YUL

YXUYUL

London

Sun 31/5

2:40 p.m.-12:25 a.m.

2 stops9h 45m

Montreal Pierre Elliott Trudeau Intl

Thu 4/6

6:45 a.m.-5:20 a.m.

2 stops22h 35m

C$ 743
Quickest round-trip

LondonMontreal

YXU - YUL

YXUYUL

London

Fri 29/5

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

1 stop3h 10m

Montreal Pierre Elliott Trudeau Intl

Tue 9/6

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

1 stop4h 23m

C$ 753

LondonMontreal

YXU - YUL

YXUYUL

London

Mon 8/6

3:30 p.m.-8:51 p.m.

1 stop5h 21m

Montreal Pierre Elliott Trudeau Intl

Mon 15/6

5:30 p.m.-9:38 p.m.

1 stop4h 08m

C$ 754

LondonMontreal

YXU - YUL

YXUYUL

London

Sun 13/9

3:30 p.m.-6:52 p.m.

1 stop3h 22m

Montreal Pierre Elliott Trudeau Intl

Wed 16/9

9:10 a.m.-2:55 p.m.

1 stop5h 45m

C$ 773

LondonMontreal

YXU - YUL

YXUYUL

London

Sat 6/6

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

1 stop5h 21m

Montreal Pierre Elliott Trudeau Intl

Wed 10/6

5:00 a.m.-9:18 a.m.

1 stop4h 18m

C$ 829
Cheapest one-way

LondonMontreal

YXU - YUL

YXUYUL

London

Tue 2/6

2:40 p.m.-12:25 a.m.

2 stops33h 45m

C$ 337

LondonMontreal

YXU - YUL

YXUYUL

London

Thu 4/6

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

1 stop5h 21m

C$ 346

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/4

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from London to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal 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

What is the cheapest month to book a flight from London, Ontario to Montreal?

Currently, May is the cheapest month in which you can book a flight from London, Ontario to Montreal (average of C$ 342). Flying from London, Ontario to Montreal in August is currently the most expensive (average of C$ 717). 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?

Reviews of airlines servicing Montreal

Get insights into the airlines that provide service to Montreal. 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 Montreal. Reviews last updated 30 April 2026.
Read through reviews of airlines operating flights from London to Montreal, such as Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
10,982 reviews
Check prices

Crew

7.8

Comfort

7.1

Entertainment

6.8

Overall

7.1

Boarding

7.3

Food

6.3

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
10,982 reviews
Air Canada
7.1
Good
10,982 reviews
Check prices

Crew

7.8

Comfort

7.1

Entertainment

6.8

Overall

7.1

Boarding

7.3

Food

6.3

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 Montreal. 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?

    If you book a flight to Montreal from London, you will be flying from London, which is the city’s only airport. London (YXU) is located 8.6 km from the centre of London. There are 0 flights from London to Montreal per day from 1 airline.

  • How long is the flight from London, Ontario to Montreal?

    There are many flights that can get you from London, Ontario to Montreal in 4h 49m. Fly via Air Canada or WestJet to get the fastest option. The distance from London, Ontario to Montreal is about 647 km. Both multi-stop and direct flights can be found to your destination and back.

  • What is the cheapest airline to fly from London, Ontario to Montreal round-trip?

    Air Canada, at C$ 538, was found to be the cheapest airline from London, Ontario to Montreal.. Air Canada is 25% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from London to Montreal that include hotel bookings?

    Yes. In addition to deals on London to Montreal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from London to Montreal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Montreal.

  • Can I find deals for business class flights from London to Montreal?

    Yes. Cheapflights offers flight deals from London to Montreal 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?

    Currently, May is the cheapest month in which you can book a flight from London, Ontario to Montreal (average of C$ 342). Flying from London, Ontario to Montreal in August is currently the most expensive (average of C$ 717). 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 Montreal

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from London to Montreal

Discover the top airline that operate flights from London to Montreal. 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 30 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 538AverageC$ 692FlexibilityNo 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 Montreal?

Cheapflights makes it easy to find London to Montreal flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from London to Montreal?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from London to Montreal.

Can Cheapflights find flights from London to Montreal with no change fees?

Yes, we can. To see specific flights from London to Montreal with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from London to Montreal become cheaper?

Yes! Start tracking prices for London to Montreal flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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