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Cheap flights from Montreal to the United Kingdom from C$ 339

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 16/1. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — LHR
3 Jan — 10 Jan1
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 4 December 2025.

Sat 6/125:10 p.m.YUL - LHR
1 stop10h 20mMultiple Airlines
Fri 12/1212:00 p.m.LHR - YUL
1 stop9h 50mMultiple Airlines
Deal found 4/12C$ 833
Wed 3/127:30 p.m.YUL - LHR
Nonstop6h 40mLufthansa
Wed 10/121:25 p.m.LHR - YUL
Nonstop7h 45mLufthansa
Deal found 2/12C$ 835
Fri 5/127:30 p.m.YUL - LHR
Nonstop6h 40mMultiple Airlines
Sun 14/121:25 p.m.LHR - YUL
Nonstop7h 45mMultiple Airlines
Deal found 2/12C$ 839
Thu 4/127:30 p.m.YUL - LHR
Nonstop6h 40mMultiple Airlines
Thu 11/121:25 p.m.LHR - YUL
Nonstop7h 45mMultiple Airlines
Deal found 3/12C$ 840
Sun 7/127:30 p.m.YUL - LHR
Nonstop6h 40mLufthansa
Thu 11/121:25 p.m.LHR - YUL
Nonstop7h 45mLufthansa
Deal found 3/12C$ 842
Sun 7/121:30 p.m.YUL - LHR
2 stops14h 50mAir Canada
Sun 14/129:00 a.m.LHR - YUL
1 stop13h 35mAir Canada
Deal found 2/12C$ 843
Sun 7/128:30 a.m.YUL - LHR
2 stops19h 50mAir Canada
Thu 11/129:00 a.m.LHR - YUL
2 stops16h 50mAir Canada
Deal found 4/12C$ 844
Thu 4/124:45 p.m.YUL - LCY
1 stop11h 00mSWISS
Wed 10/129:20 a.m.LCY - YUL
1 stop10h 50mSWISS
Deal found 2/12C$ 850
Thu 4/128:50 a.m.YUL - LHR
2 stops16h 40mAir Canada
Sun 14/129:00 a.m.LHR - YUL
2 stops16h 50mAir Canada
Deal found 2/12C$ 851
Wed 3/1210:30 p.m.YUL - LHR
1 stop27h 00mAir Canada
Wed 10/121:25 p.m.LHR - YUL
Nonstop7h 45mAir Canada
Deal found 3/12C$ 853
Mon 8/125:10 p.m.YUL - LHR
1 stop10h 20mAir Canada
Fri 12/1212:00 p.m.LHR - YUL
2 stops18h 53mAir Canada
Deal found 2/12C$ 861
Wed 3/124:45 p.m.YUL - LCY
1 stop10h 55mSWISS
Wed 10/129:20 a.m.LCY - YUL
1 stop10h 50mSWISS
Deal found 2/12C$ 876

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 4 December 2025.

Round-trip from

C$ 786

One-way from

C$ 339

Popular in

December

Cheapest in

May

Average price

C$ 1,246

Good round-trip deal

C$ 845 or less

Good one-way deal

C$ 588 or less
American Airlines
  • American Airlines
  • 16/1-31/1
  • 2 total stops
  • 44h 00m total
  • Montreal to United Kingdom
Search Deals
16/1
  • 16/1
  • 1 total stop
  • 12h 10m total
  • Montreal to United Kingdom
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 80 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 36 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 4 December 2025.
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

MontrealManchester

YUL - MAN

YULMAN

Montreal Pierre Elliott Trudeau Intl

Fri 16/1

8:30 p.m.-2:20 p.m.

1 stop12h 50m

Manchester

Sat 31/1

4:35 p.m.-6:45 p.m.

1 stop31h 10m

C$ 786

MontrealManchester

YUL - MAN

YULMAN

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

8:30 p.m.-3:15 p.m.

1 stop13h 45m

Manchester

Wed 28/1

12:10 p.m.-6:45 p.m.

1 stop11h 35m

C$ 797

MontrealManchester

YUL - MAN

YULMAN

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

8:40 p.m.-10:55 a.m.

1 stop9h 15m

Manchester

Mon 26/1

4:20 p.m.-6:45 p.m.

1 stop31h 25m

C$ 797

MontrealManchester

YUL - MAN

YULMAN

Montreal Pierre Elliott Trudeau Intl

Wed 4/2

8:40 p.m.-10:55 a.m.

1 stop9h 15m

Manchester

Sun 8/2

7:55 a.m.-6:45 p.m.

1 stop15h 50m

C$ 797

MontrealManchester

YUL - MAN

YULMAN

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

8:40 p.m.-11:25 a.m.

1 stop9h 45m

Manchester

Mon 26/1

6:50 p.m.-6:45 p.m.

1 stop28h 55m

C$ 797

MontrealEdinburgh

YUL - EDI

YULEDI

Montreal Pierre Elliott Trudeau Intl

Sat 17/1

8:10 p.m.-12:10 p.m.

1 stop11h 00m

Edinburgh Turnhouse

Sat 24/1

5:30 p.m.-12:40 p.m.

1 stop24h 10m

C$ 814

MontrealManchester

YUL - MAN

YULMAN

Montreal Pierre Elliott Trudeau Intl

Sun 18/1

4:10 p.m.-11:55 p.m.

2 stops26h 45m

Manchester

Sun 25/1

6:40 a.m.-5:53 p.m.

2 stops16h 13m

C$ 821

MontrealManchester

YUL - MAN

YULMAN

Montreal Pierre Elliott Trudeau Intl

Fri 16/1

8:30 p.m.-2:20 p.m.

1 stop12h 50m

Manchester

Sun 18/1

2:50 p.m.-10:59 p.m.

2 stops37h 09m

C$ 829

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 15/4

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

1 stop12h 20m

London Gatwick

Sun 3/5

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

Nonstop7h 40m

C$ 839

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 13/4

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

1 stop12h 20m

London Gatwick

Sun 3/5

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

Nonstop7h 40m

C$ 839

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 60 results
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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$ 261). Flying from Montreal to United Kingdom in August is currently the most expensive (average of C$ 830). 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 4 December 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 19% on flights from Montreal to United Kingdom by exploring options for tickets at noon.

What is the cheapest day to fly from Montreal to United Kingdom?

Use this chart to determine the cheapest time to fly round-trip from Montreal to United Kingdom. Price data was last updated on 16 December 2024.

Travelers seeking maximum savings on their Montreal to United Kingdom flight should consider departing on Sunday mornings when fares are most often at their lowest. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 4 December 2025.

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 18% of weekly flights between Montreal and United Kingdom have experienced delays in the past year, with the average delay time being 161 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 Monday 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 8% 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 4 December 2025.
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
8.0
Very good
395 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

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
8.0
Very good
395 reviews
Porter Airlines
8.0
Very good
395 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

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
7.8
Good
480 reviews
Porter Airlines
8.0
Very good
395 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

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
10,500 reviews
Porter Airlines
8.0
Very good
395 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

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
7,612 reviews
Porter Airlines
8.0
Very good
395 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

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
7,562 reviews
Porter Airlines
8.0
Very good
395 reviews
Check prices

Food

7.6

Comfort

8.0

Entertainment

7.0

Overall

8.0

Boarding

8.2

Crew

8.6

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 20m. American Airlines provides one of the quickest options available for as low as C$ 839. 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$ 320. 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 (78%), Aer Lingus (78%) or Finnair (78%) 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$ 1,998 for a flight from Montreal to United Kingdom. The cheapest flight overall is C$ 626 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - London Heathrow) is currently priced at C$ 706.

  • 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$ 261). Flying from Montreal to United Kingdom in August is currently the most expensive (average of C$ 830). 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 Montreal to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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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 4 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air FranceCheapestC$ 615AverageC$ 1,237FlexibilityNo cancel feeOn-time77%
Search Air France flights
TAP AIR PORTUGALCheapestC$ 638AverageC$ 724FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air TransatCheapestC$ 639AverageC$ 1,052FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 703AverageC$ 1,099FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 718AverageC$ 1,180FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
LufthansaCheapestC$ 766AverageC$ 1,010FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
British AirwaysCheapestC$ 766AverageC$ 1,175FlexibilityNo cancel feeOn-time70%
Search British Airways flights
American AirlinesCheapestC$ 788AverageC$ 1,071FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Virgin AtlanticCheapestC$ 801AverageC$ 1,219FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
KLMCheapestC$ 834AverageC$ 1,374FlexibilityNo cancel feeOn-time75%
Search KLM 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!

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