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Cheap flights from London Gatwick Airport to Montreal Pierre Elliott Trudeau Intl Airport from C$ 543

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 25/1. Fares are subject to change and may not be available on all flights or dates of travel.
LGW — YUL
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Gatwick to Pierre Elliott Trudeau Intl

Enter your travel dates to find the best prices.

Cheapest flights from Gatwick to Pierre Elliott Trudeau Intl
Explore the most affordable flight options available from Gatwick to Pierre Elliott Trudeau Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 December 2025.

Wed 24/126:40 p.m.LGW - YUL
1 stop25h 30mSWISS
Fri 16/15:10 p.m.YUL - LGW
2 stops19h 40mSWISS
Deal found 10/12C$ 801
Thu 25/1211:40 a.m.LGW - YUL
1 stop15h 40mAir Transat
Thu 15/12:30 p.m.YUL - LGW
1 stop14h 15mAir Transat
Deal found 9/12C$ 819
Wed 24/126:40 p.m.LGW - YUL
1 stop25h 30mMultiple Airlines
Fri 16/14:45 p.m.YUL - LGW
1 stop20h 05mMultiple Airlines
Deal found 10/12C$ 821
Wed 10/126:40 p.m.LGW - YUL
1 stop25h 30mSWISS
Fri 9/14:45 p.m.YUL - LGW
1 stop20h 05mSWISS
Deal found 10/12C$ 823
Tue 23/126:40 p.m.LGW - YUL
1 stop25h 30mSWISS
Fri 9/14:45 p.m.YUL - LGW
1 stop20h 05mSWISS
Deal found 9/12C$ 825
Tue 23/126:40 p.m.LGW - YUL
1 stop25h 30mSWISS
Mon 19/15:10 p.m.YUL - LGW
2 stops19h 40mSWISS
Deal found 11/12C$ 827
Mon 29/1211:40 a.m.LGW - YUL
1 stop11h 45mAir Transat
Thu 29/15:25 p.m.YUL - LGW
1 stop11h 20mAir Transat
Deal found 10/12C$ 876
Thu 25/126:40 p.m.LGW - YUL
2 stops48h 05mSWISS
Thu 15/14:45 p.m.YUL - LGW
1 stop20h 05mSWISS
Deal found 9/12C$ 881
Thu 25/126:40 p.m.LGW - YUL
1 stop25h 30mSWISS
Mon 29/124:45 p.m.YUL - LGW
1 stop20h 05mSWISS
Deal found 10/12C$ 883
Thu 25/1211:40 a.m.LGW - YUL
1 stop15h 40mAir Transat
Sun 28/1210:15 a.m.YUL - LGW
1 stop18h 30mAir Transat
Deal found 11/12C$ 888
Thu 25/1211:40 a.m.LGW - YUL
1 stop26h 40mAir Transat
Sat 10/12:30 p.m.YUL - LGW
1 stop14h 15mAir Transat
Deal found 11/12C$ 896

Find flight deals from Gatwick to Pierre Elliott Trudeau Intl

Discover tips and strategies to find the most affordable flight options for your journey from Gatwick (LGW) to Pierre Elliott Trudeau Intl (YUL). 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 12 December 2025.

Round-trip from

C$ 801

One-way from

C$ 543

Popular in

December

Cheapest in

May

Average price

C$ 1,521

Good round-trip deal

C$ 846 or less
SWISS
  • SWISS
  • 24/12-16/1
  • 3 total stops
  • 45h 10m total
  • London to Montreal
Search Deals
25/1
  • 25/1
  • 2 total stops
  • 15h 30m total
  • London to Montreal
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 139 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 90 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from London Gatwick to Montreal Pierre Elliott Trudeau Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Gatwick to Pierre Elliott Trudeau Intl 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 12 December 2025.
Use the filters below to find and compare flights from London Gatwick Airport to Montreal Pierre Elliott Trudeau Intl Airport that are best for you.

Fly from

Gatwick

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sat 24/1

7:35 a.m.-12:15 p.m.

1 stop33h 40m

Montreal Pierre Elliott Trudeau Intl

Sat 31/1

7:20 p.m.-11:45 a.m.

1 stop11h 25m

C$ 818

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Tue 23/12

6:40 p.m.-3:10 p.m.

1 stop25h 30m

Montreal Pierre Elliott Trudeau Intl

Mon 19/1

5:10 p.m.-5:50 p.m.

2 stops19h 40m

C$ 827

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Mon 16/2

1:45 p.m.-3:10 p.m.

2 stops30h 25m

Montreal Pierre Elliott Trudeau Intl

Mon 23/2

8:10 p.m.-7:40 p.m.

2 stops18h 30m

C$ 845

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 20/2

11:40 a.m.-9:20 a.m.

1 stop26h 40m

Montreal Pierre Elliott Trudeau Intl

Tue 5/5

10:05 p.m.-9:50 a.m.

Nonstop6h 45m

C$ 877

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 5/6

12:40 p.m.-9:17 p.m.

1 stop13h 37m

Montreal Pierre Elliott Trudeau Intl

Sat 27/6

3:10 p.m.-7:55 a.m.

1 stop11h 45m

C$ 877

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Thu 16/4

12:40 p.m.-12:35 a.m.

1 stop16h 55m

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

7:20 p.m.-10:45 a.m.

1 stop10h 25m

C$ 906

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sat 18/4

12:40 p.m.-12:35 a.m.

1 stop16h 55m

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

7:20 p.m.-10:45 a.m.

1 stop10h 25m

C$ 925

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Fri 27/3

1:50 p.m.-1:10 p.m.

1 stop27h 20m

Montreal Pierre Elliott Trudeau Intl

Sat 11/4

8:25 p.m.-7:10 a.m.

1 stop29h 45m

C$ 947

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Sat 25/4

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

2 stops28h 55m

Montreal Pierre Elliott Trudeau Intl

Mon 25/5

10:45 p.m.-3:35 p.m.

1 stop11h 50m

C$ 958

LondonMontreal

LGW - YUL

LGWYUL

London Gatwick

Mon 19/1

10:40 a.m.-8:15 p.m.

1 stop14h 35m

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

9:45 p.m.-3:05 p.m.

1 stop12h 20m

C$ 979

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 24 results
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Best time to book a flight from Gatwick to Pierre Elliott Trudeau Intl

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

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 has had the lowest number of delays on this route, with just 14% of flights being delayed.

Reviews of airlines servicing Pierre Elliott Trudeau Intl

Get insights into the airlines that provide service to Pierre Elliott Trudeau Intl. 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 Pierre Elliott Trudeau Intl. Reviews last updated 12 December 2025.
Read reviews from past customers who have flown Air Transat from London Gatwick Airport to Montreal Pierre Elliott Trudeau Intl Airport. 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.
Air Transat
7.8
Good
480 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.3

Boarding

7.9

Crew

8.4

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.
Air Transat
7.8
Good
480 reviews
Air Transat
7.8
Good
480 reviews
Check prices

Entertainment

7.1

Overall

7.8

Comfort

7.3

Boarding

7.9

Crew

8.4

Food

6.8

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

YYZ - YUL

Easy, fast onboarding, very friendly staff. Seats were very narrow, OK for me but we were elbow to elbow with both neighbours of small size. The seat width should be indicated at the time of booking to prevent an uncomfortable situation with oversized travellers.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Pierre Elliott Trudeau Intl. 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 Pierre Elliott Trudeau Intl Airport?

    Departing from London Gatwick Airport to Montreal Pierre Elliott Trudeau Intl Airport will take you 25h 30m. The distance from London Gatwick Airport to Montreal Pierre Elliott Trudeau Intl Airport is about 5243 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    According to our current data, Air Transat (C$ 601), offers the cheapest pricing from London Gatwick Airport to Montreal Pierre Elliott Trudeau Intl Airport. Air Transat is priced at 31% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest flights from London Gatwick Airport to Montreal Pierre Elliott Trudeau Intl Airport?

    Looking for the cheapest flight from London Gatwick Airport to Montreal Pierre Elliott Trudeau Intl Airport? While on average our users pay C$ 955, our data indicates the cheapest price to be C$ 673. The most popular route (London Gatwick - Montreal Pierre Elliott Trudeau Intl), is priced around C$ 672.

  • Can I find deals for flights from Gatwick to Pierre Elliott Trudeau Intl that include hotel bookings?

    Yes. In addition to deals on Gatwick to Pierre Elliott Trudeau Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Gatwick to Pierre Elliott Trudeau Intl?

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

  • Can I find deals for business class flights from Gatwick to Pierre Elliott Trudeau Intl?

    Yes. Cheapflights offers flight deals from Gatwick to Pierre Elliott Trudeau Intl 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

Travelling to a place near Montreal Pierre Elliott Trudeau Intl Airport?

Book flights to Montreal Pierre Elliott Trudeau Intl Airport if you plan to visit one of these locations
Laval
Dorval
Cornwall
Sherbrooke
Trois-Rivières
Brossard
Montebello
Boucherville
Longueuil
Drummondville
Magog
Saint-Jean-sur-Richelieu
Bromont
North Hatley
Louiseville

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Gatwick to Pierre Elliott Trudeau Intl

Discover the top airline that operate flights from Gatwick to Pierre Elliott Trudeau Intl. 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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 601AverageC$ 1,107FlexibilityNo cancel feeOn-time50%
Search Air Transat flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Gatwick to Pierre Elliott Trudeau Intl?

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Why should you use Cheapflights to find cheap flight tickets from Gatwick to Pierre Elliott Trudeau Intl?

Cheapflights simply makes it quick and affordable to book flights from Gatwick to Pierre Elliott Trudeau Intl 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 Gatwick to Pierre Elliott Trudeau Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Gatwick to Pierre Elliott Trudeau Intl with no change fees.

Can Cheapflights notify me if prices for flights from Gatwick to Pierre Elliott Trudeau Intl become cheaper?

Not ready to book yet? You can track prices for flights from Gatwick to Pierre Elliott Trudeau Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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