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£147+ Cheap flights from Montreal

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YMQ — LHR
4 May — 11 May1
1 adult

What to know about flights from Montreal

Discover essential information about flights departing from Montreal, including flight schedules, destinations, airlines operating at the Montreal airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 29 April 2025.

Cheapest airline

American Airlines

Good round-trip deal

£122 or less

Good one-way deal

£85 or less
On average, American Airlines currently has the cheapest one-way flight from Montreal (avg. price of £591).
Price to beat on a round-trip flight from Montreal.
Price to beat on a one-way flight from Montreal.

Find flights from Montreal

Cheapest flights from Montreal
Explore the most affordable flight options available from Montreal. Find the lowest fares based on data from user searches, with prices last updated on 29 April 2025.

Sat 20/917:50YUL - GLA
1 stop32h 00mAir Transat
Tue 7/1008:35GLA - YUL
1 stop15h 45mAir Transat
Deal found 29/4£349
Mon 8/915:10YUL - GLA
1 stop10h 40mPorter Airlines
Mon 22/908:35GLA - YUL
1 stop14h 12mPorter Airlines
Deal found 29/4£361
Sat 24/522:05YUL - LGW
Nonstop6h 45mAir Transat
Sun 8/611:35LGW - YUL
Nonstop7h 40mAir Transat
Deal found 28/4£390
Sat 10/522:25YUL - LHR
Nonstop6h 35mAir Canada
Wed 14/508:40LHR - YUL
1 stop11h 20mAir Canada
Deal found 28/4£391
Thu 12/617:40YUL - LGW
1 stop12h 05mPorter Airlines
Sun 15/609:40LGW - YUL
1 stop13h 07mPorter Airlines
Deal found 28/4£391
Mon 16/622:45YUL - LHR
1 stop18h 15mTAP AIR PORTUGAL
Tue 24/619:50LHR - YUL
1 stop29h 55mTAP AIR PORTUGAL
Deal found 28/4£392
Thu 12/622:25YUL - LHR
Nonstop6h 35mMultiple Airlines
Thu 19/609:30LHR - YUL
Nonstop7h 10mMultiple Airlines
Deal found 28/4£399
Mon 9/617:40YUL - LTN
2 stops17h 20mMultiple Airlines
Tue 17/610:00LTN - YUL
2 stops14h 20mMultiple Airlines
Deal found 28/4£400
Mon 9/616:00YUL - STN
2 stops17h 20mMultiple Airlines
Tue 17/608:15STN - YUL
2 stops16h 05mMultiple Airlines
Deal found 29/4£403
Sun 11/522:25YUL - LHR
Nonstop6h 35mLufthansa
Thu 15/509:30LHR - YUL
Nonstop7h 10mLufthansa
Deal found 28/4£407
Mon 9/617:40YUL - LGW
2 stops18h 15mMultiple Airlines
Tue 17/609:40LGW - YUL
2 stops14h 40mMultiple Airlines
Deal found 28/4£413
Thu 29/522:05YUL - LHR
Nonstop6h 40mBritish Airways
Mon 2/618:05LHR - YUL
Nonstop7h 10mBritish Airways
Deal found 28/4£427

Find flights from Montreal within your budget

Find flights departing from Montreal that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 29 April 2025. In the last 7 days, Cheapflights users made a total of 858,174 searches

Fly to

Heathrow

Route

Depart

Return

Price

MontrealGlasgow

YUL - GLA

YULGLA

Montreal Pierre Elliott Trudeau Intl

Sat 20/9

17:50-06:50

1 stop32h 00m

Glasgow Intl

Tue 7/10

08:35-19:20

1 stop15h 45m

£349

MontrealGlasgow

YUL - GLA

YULGLA

Montreal Pierre Elliott Trudeau Intl

Mon 8/9

15:10-06:50

1 stop10h 40m

Glasgow Intl

Mon 22/9

08:35-17:47

1 stop14h 12m

£361

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 24/5

22:05-09:50

Nonstop6h 45m

London Gatwick

Sun 8/6

11:35-14:15

Nonstop7h 40m

£390

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sat 10/5

22:25-10:00

Nonstop6h 35m

London Heathrow

Wed 14/5

08:40-15:00

1 stop11h 20m

£391

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 12/6

17:40-10:45

1 stop12h 05m

London Gatwick

Sun 15/6

09:40-17:47

1 stop13h 07m

£391

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Mon 16/6

22:45-22:00

1 stop18h 15m

London Heathrow

Tue 24/6

19:50-20:45

1 stop29h 55m

£392

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Thu 12/6

22:25-10:00

Nonstop6h 35m

London Heathrow

Thu 19/6

09:30-11:40

Nonstop7h 10m

£399

MontrealLondon

YUL - LTN

YULLTN

Montreal Pierre Elliott Trudeau Intl

Mon 9/6

17:40-16:00

2 stops17h 20m

London Luton

Tue 17/6

10:00-19:20

2 stops14h 20m

£400

MontrealLondon

YUL - STN

YULSTN

Montreal Pierre Elliott Trudeau Intl

Mon 9/6

16:00-14:20

2 stops17h 20m

London Stansted

Tue 17/6

08:15-19:20

2 stops16h 05m

£403

MontrealLondon

YUL - LHR

YULLHR

Montreal Pierre Elliott Trudeau Intl

Sun 11/5

22:25-10:00

Nonstop6h 35m

London Heathrow

Thu 15/5

09:30-11:40

Nonstop7h 10m

£407

Flights are sorted by cheapest return flights first.

Deals found on 27/4

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

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

Travel insights for flights from Montreal

Get recent, data-driven insights about flights from Montreal including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Montreal?

Use this chart to determine the optimal time to book a return flight from Montreal to Heathrow. Price data was last updated on 25 April 2025.

Booking 39 days in advance of your planned departure date is, on average, the best time to get cheap flights from Montreal. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Montreal (average of £365). Flying from Montreal in July will prove the most costly (average of £543). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Airline reviews for flights from Montreal

Get insights into the airlines that provide service from Montreal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Montreal. In the last 7 days, Cheapflights users made a total of 858,174 searches.

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

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

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

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.

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

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.

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

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.

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

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.

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Overall

8.0

Food

7.3

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.

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Direct flights from Canada

Book a direct flight from one of these other cities located in Canada.

Related info for your journey

Access useful and relevant information related to your journey from Montreal. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 29 April 2025.
  • What are the most popular destinations to fly to from Montreal?

    This month, the top selected destinations from Montreal are Algiers, Beirut, Paris Charles de Gaulle Airport. Throughout the year, Algiers, Bangkok Suvarnabhumi Airport, Paris Charles de Gaulle Airport are some of the top choices made by users flying from Montreal.

  • What are the cheapest airlines flying from Montreal to anywhere?

    Over the past few days, we've found that Air Canada, Air Transat, and Copa Airlines have the cheapest prices from Montreal. Air Canada flights from Montreal to London Heathrow (£172), Air Transat flights from Montreal to Cancun (£250), and Copa Airlines flights from Montreal to Cartagena Rafael Nunez (£309).

  • What is the cheapest month to fly from Montreal?

    At the present moment the cheapest month to fly from Montreal is currently January; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Montreal?

    Check out the cheapest flights from Montreal to embark to:
    Travel from Montreal to London from £355 round trip
    Travel from Montreal to Edinburgh from £409 round trip

  • How does Cheapflights help users find flights from Montreal?

    Cheapflights makes it easy to find flights from Montreal 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?

    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.

  • Can Cheapflights find flights from Montreal with no change fees?

    Need flexible booking options for your flight from Montreal ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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

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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 Montreal?

Cheapflights makes it easy to find flights from Montreal 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?

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.

Can Cheapflights find flights from Montreal with no change fees?

Need flexible booking options for your flight from Montreal ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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

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