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Cheap flights from the United Kingdom to Montreal from £226

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — YMQ
19 Jul — 26 Jul1
1 adult

Cheap flight deals from United Kingdom to Montreal

Keep the following information in mind while searching for United Kingdom to Montreal flight deals. Data was last updated 14 July 2025.

Round-trip from

£347

One-way from

£226

Popular in

December

Cheapest in

September

Average price

£525

Good round-trip deal

£339 or less

Good one-way deal

£267 or less
Air Transat
  • Air Transat
  • 27/8-3/9
  • 2 total stops
  • 47h 42m total
  • United Kingdom to Montreal
30/9
  • 30/9
  • 3 total stops
  • 48h 15m total
  • United Kingdom to Montreal
Highest demand for flights based on searches. 5% potential increase in price (£17 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in July 2025
Price to beat on a round-trip flight from United Kingdom to Montreal (YMQ).
Price to beat on a one-way flight from United Kingdom to Montreal (YMQ).

Find flight deals from United Kingdom to Montreal

Cheapest flights from United Kingdom to Montreal
Explore the most affordable flight options available from United Kingdom to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 14 July 2025.

Wed 27/809:40LGW - YUL
1 stop16h 52mAir Transat
Wed 3/920:05YUL - LGW
1 stop30h 50mAir Transat
Deal found 13/7£347
Mon 1/909:00LHR - YUL
1 stop14h 50mMultiple Airlines
Tue 9/916:40YUL - LHR
1 stop10h 15mMultiple Airlines
Deal found 14/7£348
Sat 23/816:00LHR - YUL
1 stop23h 34mAir Canada
Mon 25/808:15YUL - LHR
1 stop17h 15mAir Canada
Deal found 14/7£352
Wed 27/810:30LHR - YUL
1 stop10h 30mLufthansa
Wed 3/922:50YUL - LHR
1 stop13h 15mLufthansa
Deal found 13/7£358
Thu 18/906:00LHR - YUL
1 stop20h 10mTAP AIR PORTUGAL
Thu 25/922:45YUL - LHR
1 stop19h 10mTAP AIR PORTUGAL
Deal found 13/7£363
Tue 19/811:15EDI - YUL
Nonstop7h 20mAir Canada
Sat 30/815:41YUL - EDI
1 stop11h 24mAir Canada
Deal found 13/7£365
Mon 15/915:05LTN - YUL
1 stop25h 30mMultiple Airlines
Mon 29/918:50YUL - LTN
1 stop18h 40mMultiple Airlines
Deal found 14/7£367
Mon 10/1108:55LHR - YUL
1 stop11h 20mSWISS
Thu 13/1116:50YUL - LHR
1 stop10h 15mSWISS
Deal found 14/7£368
Fri 15/811:15EDI - YUL
Nonstop7h 20mMultiple Airlines
Thu 21/816:00YUL - EDI
1 stop10h 20mMultiple Airlines
Deal found 13/7£379
Thu 25/918:40LGW - YUL
2 stops29h 40mSWISS
Mon 20/1016:40YUL - LGW
1 stop20h 10mSWISS
Deal found 13/7£382
Mon 10/1109:15LCY - YUL
1 stop11h 00mSWISS
Thu 13/1116:50YUL - LCY
1 stop10h 55mSWISS
Deal found 14/7£388
Sat 20/918:40GLA - YUL
1 stop21h 55mMultiple Airlines
Mon 29/918:50YUL - GLA
1 stop15h 00mMultiple Airlines
Deal found 13/7£401

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom 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 858,174 searches. Data last updated 14 July 2025.
Use the filters below to find and compare flights from the United Kingdom to Montreal that are best for you.

Fly from

United Kingdom

Fly to

Montreal

Route

Depart

Return

Price

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 27/8

09:40-00:37

1 stop19h 57m

Montreal Pierre Elliott Trudeau Intl

Wed 3/9

20:05-07:55

1 stop30h 50m

£347

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 1/9

09:00-18:50

1 stop14h 50m

Montreal Pierre Elliott Trudeau Intl

Tue 9/9

16:40-07:55

1 stop10h 15m

£348

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Sat 23/8

16:00-10:34

1 stop23h 34m

Montreal Pierre Elliott Trudeau Intl

Mon 25/8

08:15-06:30

1 stop17h 15m

£352

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Wed 27/8

10:30-16:00

1 stop10h 30m

Montreal Pierre Elliott Trudeau Intl

Wed 3/9

22:50-17:05

1 stop13h 15m

£358

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Thu 18/9

06:00-21:10

1 stop20h 10m

Montreal Pierre Elliott Trudeau Intl

Thu 25/9

22:45-22:55

1 stop19h 10m

£363

EdinburghMontreal

EDI - YUL

EDIYUL

Edinburgh Turnhouse

Tue 19/8

11:15-13:35

Nonstop7h 20m

Montreal Pierre Elliott Trudeau Intl

Sat 30/8

15:41-08:05

1 stop11h 24m

£365

LondonMontreal

LTN - YUL

LTNYUL

London Luton

Mon 15/9

15:05-11:35

1 stop25h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 29/9

18:50-18:30

1 stop18h 40m

£367

LondonMontreal

LHR - YUL

LHRYUL

London Heathrow

Mon 10/11

08:55-15:15

1 stop11h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 13/11

16:50-08:05

1 stop10h 15m

£368

EdinburghMontreal

EDI - YUL

EDIYUL

Edinburgh Turnhouse

Fri 15/8

11:15-13:35

Nonstop7h 20m

Montreal Pierre Elliott Trudeau Intl

Thu 21/8

16:00-07:20

1 stop10h 20m

£379

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Thu 25/9

18:40-19:20

2 stops29h 40m

Montreal Pierre Elliott Trudeau Intl

Mon 20/10

16:40-17:50

1 stop20h 10m

£382

Flights are sorted by cheapest return flights first.

Deals found on 12/7

Showing 1-10 of 60 results
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Best time to book a flight from United Kingdom to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from United Kingdom with our price prediction graph.
Estimated return 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 the United Kingdom to Montreal

What is the cheapest month to book a flight from United Kingdom to Montreal?

Currently, February is the cheapest month in which you can book a flight from United Kingdom to Montreal (average of £475). Flying from United Kingdom to Montreal in July is currently the most expensive (average of £743). 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 GB to YMQ?

Find hourly flight availability from United Kingdom to Montreal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 14 July 2025.

When flying from United Kingdom to Montreal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from United Kingdom to Montreal

Explore weekly flight availability from United Kingdom to Montreal. 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 14 July 2025.

The most flights from GB0 to YMQ are scheduled on a Wednesday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (6 on average).

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 14 July 2025.
Read reviews from past customers who have flown with Delta, KLM, andAir Transat from the United Kingdom to Montreal. 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

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
8.0
Very Good

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from United Kingdom to Montreal. 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 to fly from United Kingdom to Montreal one-way?

    To fly one-way, consider booking your trip with Air Transat, which is currently one of the cheapest options available, starting at £253. TAP AIR PORTUGAL flights start at £310 while deals on WestJet start at £356 one-way.

  • What are the most popular routes from United Kingdom to Montreal?

  • What are the most reliable airlines from United Kingdom to Montreal?

    Consider Austrian Airlines (94%), United Airlines (94%) or Lufthansa (94%) when booking your flight. These represent the most reliable airlines when flying from United Kingdom to Montreal.

  • What are the cheapest flights from United Kingdom to Montreal?

    On average you can expect to pay £1,388 for a flight from United Kingdom to Montreal. The cheapest flight overall is £353 while the most popular route, (London Heathrow - Montreal Pierre Elliott Trudeau Intl) is currently priced at £299.

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

    Yes. In addition to deals on United Kingdom to Montreal flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to Montreal?

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

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

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to Montreal?

    Currently, February is the cheapest month in which you can book a flight from United Kingdom to Montreal (average of £475). Flying from United Kingdom to Montreal in July is currently the most expensive (average of £743). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for United Kingdom to Montreal

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from United Kingdom to Montreal

Discover the top 10 airlines that operate flights from United Kingdom 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 858,174 searches. Data last updated 14 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapest£96Average£589FlexibilityNo cancel feeOn-time77%
Search Air France flights
Air TransatCheapest£306Average£552FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
United AirlinesCheapest£325Average£484FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
British AirwaysCheapest£334Average£546FlexibilityNo cancel feeOn-time70%
Search British Airways flights
TAP AIR PORTUGALCheapest£334Average£604FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air CanadaCheapest£367Average£498FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapest£368Average£505FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Virgin AtlanticCheapest£383Average£664FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£403Average£715FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£434Average£598FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from United Kingdom to Montreal?

Deals for United Kingdom to Montreal 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 United Kingdom to Montreal?

Cheapflights simply makes it quick and affordable to book flights from United Kingdom to Montreal by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Montreal from United Kingdom shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Montreal from United Kingdom today and book when prices fit your budget.

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