Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Montreal to the United Kingdom from C$ 292

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — LHR
20 Feb — 27 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to United Kingdom

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to United Kingdom
Explore the most affordable flight options available from Montreal to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 January 2026.

Wed 4/29:45 p.m.
YUL
-
LGW
1 stop12h 20m
TAP AIR PORTUGAL
Fri 27/210:40 a.m.
LGW
-
YUL
1 stop14h 35m
TAP AIR PORTUGAL
Deal found 20/1C$ 669
Wed 4/29:45 p.m.
YUL
-
LHR
1 stop14h 45m
TAP AIR PORTUGAL
Mon 9/26:00 a.m.
LHR
-
YUL
1 stop19h 15m
TAP AIR PORTUGAL
Deal found 21/1C$ 669
Sun 1/29:45 p.m.
YUL
-
LGW
1 stop13h 00m
TAP AIR PORTUGAL
Tue 24/24:35 p.m.
LGW
-
YUL
1 stop32h 40m
TAP AIR PORTUGAL
Deal found 20/1C$ 672
Wed 4/29:45 p.m.
YUL
-
LHR
1 stop12h 45m
TAP AIR PORTUGAL
Wed 25/28:15 a.m.
LHR
-
YUL
1 stop17h 00m
TAP AIR PORTUGAL
Deal found 20/1C$ 673
Mon 16/310:45 p.m.
YUL
-
LGW
1 stop13h 00m
TAP AIR PORTUGAL
Wed 25/310:40 a.m.
LGW
-
YUL
1 stop14h 35m
TAP AIR PORTUGAL
Deal found 21/1C$ 675
Wed 22/410:45 p.m.
YUL
-
LHR
1 stop15h 05m
TAP AIR PORTUGAL
Wed 6/58:00 a.m.
LHR
-
YUL
1 stop17h 45m
TAP AIR PORTUGAL
Deal found 21/1C$ 676
Wed 6/510:45 p.m.
YUL
-
LHR
1 stop19h 10m
TAP AIR PORTUGAL
Wed 20/56:00 a.m.
LHR
-
YUL
1 stop19h 45m
TAP AIR PORTUGAL
Deal found 21/1C$ 682
Sun 25/19:45 p.m.
YUL
-
LGW
1 stop31h 05m
TAP AIR PORTUGAL
Wed 4/210:40 a.m.
LGW
-
YUL
1 stop14h 35m
TAP AIR PORTUGAL
Deal found 21/1C$ 683
Fri 6/39:45 p.m.
YUL
-
LHR
1 stop19h 55m
TAP AIR PORTUGAL
Thu 12/36:30 p.m.
LHR
-
YUL
1 stop30h 45m
TAP AIR PORTUGAL
Deal found 20/1C$ 687
Mon 16/29:45 p.m.
YUL
-
LHR
1 stop19h 55m
TAP AIR PORTUGAL
Tue 24/36:30 p.m.
LHR
-
YUL
1 stop30h 45m
TAP AIR PORTUGAL
Deal found 21/1C$ 689
Wed 18/29:45 p.m.
YUL
-
LHR
1 stop19h 55m
TAP AIR PORTUGAL
Wed 25/28:15 a.m.
LHR
-
YUL
1 stop17h 00m
TAP AIR PORTUGAL
Deal found 19/1C$ 690
Sun 12/410:45 p.m.
YUL
-
LGW
1 stop11h 25m
TAP AIR PORTUGAL
Wed 22/410:35 a.m.
LGW
-
YUL
1 stop15h 10m
TAP AIR PORTUGAL
Deal found 20/1C$ 691

Find flight deals from Montreal to United Kingdom

Keep the following information in mind while searching for Montreal to United Kingdom flight deals. Data was last updated 21 January 2026.

Round-trip from

C$ 669

One-way from

C$ 292

Popular in

December

Cheapest in

May

Average price

C$ 922

Good round-trip deal

C$ 905 or less

Good one-way deal

C$ 220 or less
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 4/2-27/2
  • 2 total stops
  • 26h 55m total
  • Montreal to United Kingdom
Search Deals
4/2
  • 4/2
  • 1 total stop
  • 11h 45m total
  • Montreal to United Kingdom
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to United Kingdom.
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to United Kingdom.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to United Kingdom 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 21 January 2026.
Use the filters below to find and compare flights from Montreal to the United Kingdom that are best for you.

Fly from

Montreal

Fly to

United Kingdom

Route

Depart

Return

Price

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

9:45 p.m.-9:35 p.m.

1 stop18h 50m

London Heathrow

Mon 9/2

8:15 a.m.-8:15 p.m.

1 stop17h 00m

C$ 679

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

9:45 p.m.-10:40 p.m.

1 stop19h 55m

London Heathrow

Tue 24/3

6:30 p.m.-9:15 p.m.

1 stop30h 45m

C$ 720

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 18/5

5:10 p.m.-10:45 a.m.

1 stop12h 35m

London Gatwick

Sun 24/5

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

C$ 730

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 21/5

3:10 p.m.-10:45 a.m.

1 stop14h 35m

London Gatwick

Sat 30/5

9:40 a.m.-10:02 a.m.

1 stop29h 22m

C$ 733

MontrealManchester

YUL - MAN

YULMAN

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

9:10 p.m.-8:15 p.m.

1 stop19h 05m

Manchester

Tue 24/3

6:30 p.m.-1:35 p.m.

1 stop23h 05m

C$ 734

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Mon 16/3

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

1 stop13h 00m

London Luton

Wed 25/3

6:35 p.m.-1:35 p.m.

1 stop23h 00m

C$ 747

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 14/5

4:15 p.m.-7:55 a.m.

1 stop10h 40m

London Gatwick

Sun 24/5

11:35 a.m.-2:15 p.m.

Nonstop7h 40m

C$ 748

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

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

1 stop20h 40m

London Luton

Wed 25/3

6:35 p.m.-1:35 p.m.

1 stop23h 00m

C$ 748

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Wed 18/3

9:10 p.m.-8:05 p.m.

1 stop18h 55m

London Luton

Thu 26/3

8:40 p.m.-1:35 p.m.

1 stop20h 55m

C$ 763

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Tue 28/4

5:25 p.m.-10:45 a.m.

1 stop12h 20m

London Gatwick

Thu 7/5

12:40 p.m.-12:37 a.m.

1 stop16h 57m

C$ 767

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/1

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Montreal to United Kingdom

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

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

Currently, April is the cheapest month in which you can book a flight from Montreal to United Kingdom (average of C$ 259). Flying from Montreal to United Kingdom in August is currently the most expensive (average of C$ 828). 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 YMQ to GB?

Find hourly flight availability from Montreal to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Montreal to United Kingdom as you normally would.

Weekly flight availability from Montreal to United Kingdom

Explore weekly flight availability from Montreal to United Kingdom. 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 21 January 2026.

The most flights from YMQ to GB0 are scheduled on a Monday (12 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (6 on average).

How often are flights from Montreal to the United Kingdom delayed?

About 20% of weekly flights between Montreal and United Kingdom have experienced delays in the past year, with the average delay time being 158 minutes.

What is the most punctual flight time for Montreal to the United Kingdom 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?

Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Montreal to the United Kingdom flights?

Over the past year, Air Transat has had the lowest number of delays on this route, with just 7% of flights being delayed.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated 21 January 2026.
Get a feel of what it's like to fly with Porter Airlines,Air Transat, andAir Canada from Montreal to the United Kingdom by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Transat
7.7
Good
499 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,646 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Lufthansa
6.8
Okay
7,738 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
British Airways
6.7
Okay
7,690 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Entertainment

6.9

Overall

7.9

Comfort

7.9

Crew

8.6

Food

7.5

Boarding

8.2

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

Related info for your journey

Find useful and relevant information for your journey from Montreal to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montreal to United Kingdom?

    A quick flight from Montreal to United Kingdom can take about 12h 35m. TAP AIR PORTUGAL provides one of the quickest options available for as low as C$ 730. The distance from Montreal to United Kingdom is about 5243 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Montreal to United Kingdom one-way?

    The cheapest airline one-way is WestJet, with whom users have recently found tickets for as low as C$ 317. However, be on the lookout for offers from Air Transat and Porter Airlines, as they are both options that can get you from Montreal to United Kingdom for a low price.

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

    The most popular flight routes from Montreal to United Kingdom are Montreal Pierre Elliott Trudeau Intl - London Heathrow, Montreal Pierre Elliott Trudeau Intl - London Gatwick and Montreal Pierre Elliott Trudeau Intl - London City.

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

    Consider American Airlines (53%), Aer Lingus (53%) or Finnair (53%) when booking your flight. These represent the most reliable airlines when flying from Montreal to United Kingdom.

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

    On average you can expect to pay C$ 1,455 for a flight from Montreal to United Kingdom. The cheapest flight overall is C$ 697 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - London Heathrow) is currently priced at C$ 640.

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

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

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

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

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

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

    Currently, April is the cheapest month in which you can book a flight from Montreal to United Kingdom (average of C$ 259). Flying from Montreal to United Kingdom in August is currently the most expensive (average of C$ 828). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Montreal to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Charles de Gaulle flights
Pierre Elliott Trudeau Intl to Lisbon flights
Pierre Elliott Trudeau Intl to Athens flights
Pierre Elliott Trudeau Intl to Leonardo da Vinci/Fiumicino flights
Pierre Elliott Trudeau Intl to Orly flights
Pierre Elliott Trudeau Intl to Istanbul flights
Pierre Elliott Trudeau Intl to Heathrow flights
Pierre Elliott Trudeau Intl to Barcelona-El Prat flights
Pierre Elliott Trudeau Intl to Málaga flights
Québec City to Charles de Gaulle flights
Pierre Elliott Trudeau Intl to Beauvais-Tille flights
Pierre Elliott Trudeau Intl to Gatwick flights
Pierre Elliott Trudeau Intl to Amsterdam flights
Pierre Elliott Trudeau Intl to Madrid flights
Pierre Elliott Trudeau Intl to Malpensa flights
Pierre Elliott Trudeau Intl to London City flights
Pierre Elliott Trudeau Intl to Sabiha Gokcen flights
Pierre Elliott Trudeau Intl to Bruxelles-National flights
Pierre Elliott Trudeau Intl to Frankfurt flights
Pierre Elliott Trudeau Intl to Stansted flights
Pierre Elliott Trudeau Intl to Vicenza flights
Pierre Elliott Trudeau Intl to Geneva flights
Pierre Elliott Trudeau Intl to Lyon flights
Ottawa to Charles de Gaulle flights
Pierre Elliott Trudeau Intl to Marseille flights
Pierre Elliott Trudeau Intl to Ponta Delgada flights
Pierre Elliott Trudeau Intl to Nice flights
Québec City to Orly flights
Ottawa to Athens flights
Pierre Elliott Trudeau Intl to Dublin flights
Pierre Elliott Trudeau Intl to Linate flights
Ottawa to Heathrow flights
Pierre Elliott Trudeau Intl to Luton flights
Pierre Elliott Trudeau Intl to Zurich flights
Pierre Elliott Trudeau Intl to Vienna flights
Pierre Elliott Trudeau Intl to Toulouse flights
Pierre Elliott Trudeau Intl to Tirana flights
Pierre Elliott Trudeau Intl to Edinburgh flights
Pierre Elliott Trudeau Intl to Porto flights
Pierre Elliott Trudeau Intl to Funchal flights
Ottawa to Dublin flights
Québec City to Lisbon flights
Pierre Elliott Trudeau Intl to Bergamo flights
Québec City to Leonardo da Vinci/Fiumicino flights
Pierre Elliott Trudeau Intl to Munich flights
Pierre Elliott Trudeau Intl to Otopeni Intl flights
Pierre Elliott Trudeau Intl to Frederic Chopin flights
Pierre Elliott Trudeau Intl to Oslo Gardermoen flights
Pierre Elliott Trudeau Intl to Southend flights
Ottawa to Orly flights

Top 10 airlines flying from Montreal to United Kingdom

Discover the top 10 airlines that operate flights from Montreal to United Kingdom. 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 21 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 657AverageC$ 1,044FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
TAP AIR PORTUGALCheapestC$ 682AverageC$ 721FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Porter AirlinesCheapestC$ 697AverageC$ 1,045FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 711AverageC$ 1,117FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
British AirwaysCheapestC$ 758AverageC$ 1,216FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapestC$ 759AverageC$ 1,052FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
Air FranceCheapestC$ 766AverageC$ 1,190FlexibilityNo cancel feeOn-time77%
Search Air France flights
American AirlinesCheapestC$ 778AverageC$ 1,052FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapestC$ 793AverageC$ 1,093FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
WestJetCheapestC$ 845AverageC$ 1,209FlexibilityNo cancel feeOn-time60%
Search WestJet 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 Montreal to United Kingdom?

Cheapflights makes it easy to find Montreal to United Kingdom 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 Montreal to United Kingdom?

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 Montreal to United Kingdom.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Montreal to United Kingdom, users can toggle the no change fees filter when performing a flight search.

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

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.