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Cheap flights from Montreal to London Gatwick Airport from C$ 463

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.
YMQ — LGW
5 Aug — 12 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Montreal to Gatwick

Enter your travel dates to find the best prices.

Cheapest flights from Montreal to Gatwick
Explore the most affordable flight options available from Montreal to Gatwick. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 July 2026.

Thu 8/1010:05 p.m.
YUL
-
LGW
Nonstop6h 45m
Air Transat
Tue 13/1012:40 p.m.
LGW
-
YUL
1 stop11h 40m
Air Transat
Deal found 2/7C$ 757
Sat 5/95:00 p.m.
YUL
-
LGW
1 stop9h 55m
Air Transat
Sun 20/911:35 a.m.
LGW
-
YUL
Nonstop7h 40m
Air Transat
Deal found 5/7C$ 758
Sun 13/910:05 p.m.
YUL
-
LGW
Nonstop6h 45m
Air Transat
Sat 19/99:40 a.m.
LGW
-
YUL
1 stop12h 22m
Air Transat
Deal found 5/7C$ 759
Sun 13/910:05 p.m.
YUL
-
LGW
Nonstop6h 45m
Air Transat
Wed 23/912:40 p.m.
LGW
-
YUL
1 stop11h 52m
Air Transat
Deal found 1/7C$ 761
Wed 9/98:35 p.m.
YUL
-
LGW
1 stop30h 20m
Air Transat
Mon 14/99:40 a.m.
LGW
-
YUL
1 stop14h 50m
Air Transat
Deal found 2/7C$ 762
Fri 16/108:35 p.m.
YUL
-
LGW
1 stop9h 10m
Air Transat
Tue 27/1011:40 a.m.
LGW
-
YUL
1 stop11h 30m
Air Transat
Deal found 1/7C$ 764
Fri 18/910:05 p.m.
YUL
-
LGW
Nonstop6h 45m
Air Transat
Mon 12/109:40 a.m.
LGW
-
YUL
1 stop14h 52m
Air Transat
Deal found 3/7C$ 765
Tue 29/910:05 p.m.
YUL
-
LGW
Nonstop6h 45m
Air Transat
Thu 15/1012:40 p.m.
LGW
-
YUL
1 stop11h 40m
Air Transat
Deal found 2/7C$ 767
Sun 4/105:00 p.m.
YUL
-
LGW
1 stop12h 45m
Air Transat
Tue 13/1012:40 p.m.
LGW
-
YUL
1 stop11h 40m
Air Transat
Deal found 2/7C$ 768
Sat 12/910:05 p.m.
YUL
-
LGW
Nonstop6h 45m
Air Transat
Mon 21/912:40 p.m.
LGW
-
YUL
1 stop11h 50m
Air Transat
Deal found 1/7C$ 769
Wed 7/105:00 p.m.
YUL
-
LGW
1 stop12h 45m
Air Transat
Tue 13/1012:40 p.m.
LGW
-
YUL
1 stop11h 40m
Air Transat
Deal found 4/7C$ 771
Thu 8/105:00 p.m.
YUL
-
LGW
1 stop9h 55m
Air Transat
Thu 22/1012:40 p.m.
LGW
-
YUL
1 stop11h 40m
Air Transat
Deal found 1/7C$ 772

Find flight deals from Montreal to Gatwick

Discover tips and strategies to find the most affordable flight options for your journey from Montreal (YMQ) to Gatwick (LGW). 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 6 July 2026.

Round-trip from

C$ 757

One-way from

C$ 463

Popular in

December

Cheapest in

September

Average price

C$ 1,123

Good round-trip deal

C$ 743 or less

Good one-way deal

C$ 509 or less
Air Transat
  • Air Transat
  • 8/10-13/10
  • 1 total stop
  • 18h 25m total
  • Montreal to London
Search Deals
26/8
  • 26/8
  • 3 total stops
  • 30h 05m total
  • Montreal to London
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Montreal (YMQ) to London Gatwick.
Search Deals
Price to beat on a one-way flight from Montreal (YMQ) to London Gatwick.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montreal to Gatwick 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 6 July 2026.
Use the filters below to find and compare flights from Montreal to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 9/9

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

Nonstop6h 45m

London Gatwick

Sun 13/9

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

Nonstop7h 40m

C$ 822

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 13/9

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

1 stop11h 25m

London Gatwick

Wed 23/9

10:35 a.m.-8:45 p.m.

1 stop15h 10m

C$ 880

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 15/8

6:50 p.m.-9:30 p.m.

1 stop21h 40m

London Gatwick

Wed 26/8

5:55 p.m.-11:35 a.m.

1 stop22h 40m

C$ 924

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 14/10

8:45 p.m.-5:50 p.m.

2 stops16h 05m

London Gatwick

Wed 28/10

6:40 p.m.-4:10 p.m.

1 stop25h 30m

C$ 930

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

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

Nonstop6h 45m

London Gatwick

Mon 24/8

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

Nonstop7h 40m

C$ 941

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

7:00 p.m.-4:00 p.m.

1 stop16h 00m

London Gatwick

Tue 6/10

10:35 a.m.-11:27 p.m.

2 stops17h 52m

C$ 975

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

10:20 p.m.-4:00 p.m.

1 stop12h 40m

London Gatwick

Mon 31/8

10:25 a.m.-11:30 p.m.

2 stops18h 05m

C$ 975

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 7/10

10:45 p.m.-8:30 p.m.

2 stops16h 45m

London Gatwick

Tue 20/10

4:25 p.m.-8:45 p.m.

1 stop33h 20m

C$ 1,080

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

10:45 p.m.-8:30 p.m.

2 stops16h 45m

London Gatwick

Tue 6/10

9:15 p.m.-8:45 p.m.

2 stops28h 30m

C$ 1,104

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 3/9

10:45 p.m.-8:25 p.m.

2 stops16h 40m

London Gatwick

Thu 10/9

10:35 a.m.-9:10 p.m.

1 stop15h 35m

C$ 1,184

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/7

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Montreal to Gatwick

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

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

Currently, September is the cheapest month in which you can book a flight from Montreal to London Gatwick Airport (average of C$ 416). Flying from Montreal to London Gatwick Airport in April is currently the most expensive (average of C$ 839). 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 LGW?

Find hourly flight availability from Montreal to Gatwick. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 6 July 2026.

When flying from Montreal to London Gatwick Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Montreal to London Gatwick Airport

Explore weekly flight availability from Montreal to Gatwick. 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 6 July 2026.

The most flights from YMQ to LGW are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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

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

Toronto (YYZ) – chosen by Cheapflights users on 91% of one-stop itineraries from Montreal to London Gatwick Airport on Cheapflights.

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

Average round-trip fare for 1-stop flights from Montreal to London Gatwick Airport, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Toronto (YYZ) is the most affordable 1-stop option, with an average round-trip price of C$ 788.

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

Shortest average travel time for 1-stop one-way flights from Montreal to London Gatwick Airport, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Toronto (YYZ) have the shortest average one-way travel time for 1-stop routes: 10h 46m.

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

Average layover duration for 1-stop one-way flights from Montreal to London Gatwick Airport, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Toronto (YYZ) offer the fastest connection on this route, with an average layover time of 3h 15m.

How often are flights from Montreal to London delayed?

About 7% of weekly flights between Montreal and London have experienced delays in the past year, with the average delay time being 122 minutes.

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

Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving at night 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 London flights?

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

How far ahead should I book a flight from Montreal to London Gatwick Airport?

The price you pay for your flight from Montreal to London Gatwick Airport may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Gatwick

Get insights into the airlines that provide service to Gatwick. 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 Gatwick. Reviews last updated 6 July 2026.
See what other customers who have flown with Air Transat from Montreal to London Gatwick Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Transat
7.8
Good
562 reviews
Check prices

Food

6.8

Boarding

8.0

Crew

8.5

Entertainment

7.1

Overall

7.8

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus
Air Transat
7.8
Good
562 reviews
Air Transat
7.8
Good
562 reviews
Check prices

Food

6.8

Boarding

8.0

Crew

8.5

Entertainment

7.1

Overall

7.8

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Paul,Jul 2026

YUL - LGW

Had to bus to the plane which made priority boarding at the back of the bus

Related info for your journey

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

    Departing from Montreal to London Gatwick Airport will take you 6h 45m. Airlines will cover a distance of 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 flying from Montreal to London Gatwick Airport round-trip?

    Air Transat, at C$ 685, was found to be the cheapest airline from Montreal to London Gatwick Airport. An alternate airline flying to your destination would be Porter Airlines.

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

    Looking for the cheapest flight from Montreal to London Gatwick Airport? While on average our users pay C$ 1,118, our data indicates the cheapest price to be C$ 449. The most popular route (Montreal Pierre Elliott Trudeau Intl - London Gatwick), is priced around C$ 694.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Montreal to Gatwick 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 London Gatwick Airport?

    Currently, September is the cheapest month in which you can book a flight from Montreal to London Gatwick Airport (average of C$ 416). Flying from Montreal to London Gatwick Airport in April is currently the most expensive (average of C$ 839). 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

Travelling to a place near London Gatwick Airport?

Book flights to London Gatwick Airport if you plan to visit one of these locations
Gatwick
Romford
Twickenham
Ilford
Bromley
Sutton
Luton
Hounslow
Slough
Marlow
Cobham
Watford
High Wycombe

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Montreal to Gatwick

Discover the top 2 airlines that operate flights from Montreal to Gatwick. 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 6 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 685AverageC$ 993FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 731AverageC$ 914FlexibilityNo cancel feeOn-time52%
Search Porter Airlines 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 Gatwick?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Montreal to Gatwick. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Gatwick from Montreal by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Montreal to Gatwick with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes! Start tracking prices for Montreal to Gatwick flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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