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Cheap flights from London Gatwick Airport to Montreal from £323

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 18/4. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YMQ
28 Apr — 5 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Montreal

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Montreal
Explore the most affordable flight options available from Gatwick to Montreal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 March 2026.

Mon 21/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Sun 27/916:40
YUL
-
LGW
1 stop10h 15m
Air Transat
Deal found 24/3£378
Mon 1/611:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Tue 9/616:40
YUL
-
LGW
1 stop10h 15m
Air Transat
Deal found 26/3£378
Mon 1/611:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Tue 2/616:40
YUL
-
LGW
1 stop10h 15m
Air Transat
Deal found 25/3£379
Mon 14/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Fri 25/916:40
YUL
-
LGW
2 stops34h 15m
Air Transat
Deal found 24/3£385
Sun 6/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Sun 27/916:40
YUL
-
LGW
2 stops37h 05m
Air Transat
Deal found 26/3£386
Fri 8/519:40
LGW
-
YUL
1 stop20h 25m
Multiple Airlines
Fri 15/518:15
YUL
-
LGW
1 stop22h 50m
Multiple Airlines
Deal found 24/3£399
Fri 15/511:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Fri 29/516:40
YUL
-
LGW
1 stop10h 15m
Air Transat
Deal found 27/3£400
Tue 12/521:35
LGW
-
YUL
3 stops31h 50m
Multiple Airlines
Tue 19/519:20
YUL
-
LGW
2 stops16h 05m
Multiple Airlines
Deal found 28/3£400
Tue 19/521:35
LGW
-
YUL
3 stops31h 50m
Multiple Airlines
Tue 26/506:45
YUL
-
LGW
2 stops28h 40m
Multiple Airlines
Deal found 28/3£402
Fri 25/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Fri 16/1016:40
YUL
-
LGW
1 stop10h 15m
Air Transat
Deal found 27/3£403
Sat 12/911:35
LGW
-
YUL
Nonstop7h 40m
Air Transat
Sun 27/916:40
YUL
-
LGW
1 stop10h 15m
Air Transat
Deal found 25/3£404

Find flight deals from Gatwick to Montreal

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) 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 29 March 2026.

Round-trip from

£378

One-way from

£323

Popular in

March

Cheapest in

January

Average price

£816

Good round-trip deal

£466 or less

Good one-way deal

£295 or less
Air Transat
  • Air Transat
  • 21/9-27/9
  • 1 total stop
  • 17h 55m total
  • London to Montreal
Search Deals
18/4
  • 18/4
  • 2 total stops
  • 22h 40m total
  • London to Montreal
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£109 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (£27 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from London Gatwick to Montreal (YMQ).
Search Deals
Price to beat on a one-way flight from London Gatwick to Montreal (YMQ).
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Gatwick 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 29 March 2026.
Use the filters below to find and compare flights from London Gatwick Airport to Montreal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Tue 28/4

12:40-16:55

1 stop33h 15m

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

22:05-09:50

Nonstop6h 45m

£451

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 1/5

12:40-19:30

1 stop11h 50m

Montreal Pierre Elliott Trudeau Intl

Fri 29/5

22:05-09:50

Nonstop6h 45m

£467

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 1/5

12:40-19:30

1 stop11h 50m

Montreal Pierre Elliott Trudeau Intl

Sat 30/5

22:05-09:50

Nonstop6h 45m

£476

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 29/4

12:40-00:35

1 stop16h 55m

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

22:05-09:50

Nonstop6h 45m

£482

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sat 2/5

12:40-19:32

1 stop11h 52m

Montreal Pierre Elliott Trudeau Intl

Tue 2/6

20:35-10:45

1 stop9h 10m

£488
Fastest return journey

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sun 23/8

11:35-14:15

Nonstop7h 40m

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

22:05-09:50

Nonstop6h 45m

£514

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 3/6

10:35-20:45

1 stop15h 10m

Montreal Pierre Elliott Trudeau Intl

Sun 7/6

22:45-15:10

1 stop11h 25m

£587

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Wed 15/4

10:25-23:08

2 stops17h 43m

Montreal Pierre Elliott Trudeau Intl

Sun 26/4

19:00-16:00

1 stop16h 00m

£602

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Thu 4/6

21:20-21:10

2 stops28h 50m

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

22:45-20:25

2 stops16h 40m

£602
Cheapest one-way

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 10/4

12:40-00:35

1 stop16h 55m

£342

Flights are sorted by cheapest return flights first.

Deals found on 26/3

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

Best time to book a flight from Gatwick to Montreal

Have a flexible travel schedule? Discover the best time to fly to Montreal from Gatwick 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 London Gatwick Airport to Montreal

What’s the top stopover airport for flights from London Gatwick Airport to Montreal?

Share of one-stop return flights from London Gatwick Airport to Montreal chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Toronto (YYZ) – chosen by Cheapflights users on 71% of one-stop itineraries from London Gatwick Airport to Montreal on Cheapflights.

What’s the cheapest stopover airport for flights from London Gatwick Airport to Montreal?

Average return fare for one-stop flights from London Gatwick Airport to Montreal, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Zurich (ZRH) is the most affordable one-stop option, with an average return flight price of £324.

What’s the fastest stopover option from London Gatwick Airport to Montreal?

Shortest average travel time for one-stop one-way flights from London Gatwick Airport to Montreal, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Newark (EWR) have the shortest average one-way travel time for one-stop routes: 11h 40m.

Which airport typically offers the quickest stopover for flights from London Gatwick Airport to Montreal?

Average stopover duration for one-stop one-way flights from London Gatwick Airport to Montreal, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Newark (EWR) offer the fastest connection on this route, with an average stopover time of 1h 33m.

How often are flights from London to Montreal delayed?

About 14% of weekly flights between London and Montreal have experienced delays in the past year, with the average delay time being 117 minutes.

What is the most punctual flight time for London to Montreal flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Friday 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 London to Montreal flights?

Over the past year, Air Transat have had the lowest number of delays on this route, with just 14% of flights being delayed.

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 29 March 2026.
Get a feel of what it's like to fly with Air Transat from London Gatwick Airport to Montreal by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.7
Good
528 reviews
Check prices

Boarding

7.9

Crew

8.4

Overall

7.7

Food

6.8

Entertainment

7.0

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.
Air Transat
7.7
Good
528 reviews
Air Transat
7.7
Good
528 reviews
Check prices

Boarding

7.9

Crew

8.4

Overall

7.7

Food

6.8

Entertainment

7.0

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

YOW - GCM

The flight was delayed for 3.5 hours. No compensation for a meal voucher. We were positioned at the back of the plane and the toilets were not working properly. It was a foul smell coming from the toilet.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Montreal. 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 London Gatwick Airport to Montreal?

    For as low as £451, Air Transat can have you in Montreal from London Gatwick Airport in 33h 15m. The distance from London Gatwick Airport to Montreal is about 3258 mi.

  • What is the cheapest airline to fly from London Gatwick Airport to Montreal round-trip?

    Our cheapest airline available from London Gatwick Airport to Montreal is Air Transat. Our recent data shows that you can find tickets from as low as £306 on this airline. Users have found that Air Transat is 34% cheaper than the other options available to this destination.

  • What are the cheapest flights from London Gatwick Airport to Montreal?

    Looking at all options, your cheapest flight can be booked for £282. While the most popular route (London Gatwick - Montreal Pierre Elliott Trudeau Intl) can be booked for £378 on average, our data indicates £677 when flying from London Gatwick Airport to Montreal.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Gatwick 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.

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.

Top airline flying from Gatwick to Montreal

Discover the top airline that operate flights from Gatwick 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 29 March 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapest£306Average£426FlexibilityNo cancel feeOn-time50%
Search Air Transat 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 Gatwick to Montreal?

Cheapflights helps you search for flights from Gatwick to Montreal via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Gatwick to Montreal for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Montreal from Gatwick 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 Gatwick to Montreal 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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