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Cheap flights from Montreal to London Gatwick Airport from C$ 400

YMQ — LGW
13 Nov — 20 Nov1
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

Thu 12/118:10 p.m. -
1 stop15h 30m
Mon 16/117:00 a.m. -
2 stops20h 17m
Deal found 10/10C$ 853
Mon 16/115:45 p.m. -
2 stops20h 05m
Wed 25/115:15 p.m. -
2 stops23h 45m
Deal found 10/10C$ 859
Tue 10/114:40 p.m. -
2 stops18h 55m
Mon 16/117:55 p.m. -
2 stops24h 15m
Deal found 10/10C$ 863
Wed 25/119:45 p.m. -
1 stop12h 20m
Sun 6/126:30 a.m. -
2 stops17h 10m
Deal found 10/10C$ 866
Wed 11/116:10 p.m. -
1 stop11h 10m
Tue 17/114:45 p.m. -
2 stops24h 15m
Deal found 9/10C$ 867
Wed 11/116:10 p.m. -
1 stop11h 10m
Wed 18/118:00 a.m. -
1 stop12h 40m
Deal found 13/10C$ 869
Thu 3/126:45 a.m. -
1 stop22h 00m
Mon 7/1211:40 a.m. -
1 stop17h 52m
Deal found 9/10C$ 872
Sat 28/116:45 a.m. -
1 stop22h 00m
Fri 4/1211:40 a.m. -
1 stop17h 52m
Deal found 9/10C$ 876
Mon 9/119:25 p.m. -
1 stop28h 50m
Mon 16/114:45 p.m. -
1 stop27h 55m
Deal found 12/10C$ 877
Mon 30/112:15 p.m. -
1 stop14h 30m
Tue 8/1211:40 a.m. -
1 stop15h 37m
Deal found 11/10C$ 879
Tue 17/118:10 p.m. -
1 stop15h 30m
Mon 23/114:45 p.m. -
1 stop24h 55m
Deal found 12/10C$ 880

Find flight deals from Montreal to Gatwick

Round-trip from

C$ 853

One-way from

C$ 400

Popular in

June

Cheapest in

February

Average price

C$ 996

Good round-trip deal

C$ 840 or less

Good one-way deal

C$ 400 or less
12/11-16/11
  • 12/11-16/11
  • 3 total stops
  • 35h 47m total
  • Montreal to London
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Air Transat
  • Air Transat
  • 17/10-31/12
  • 1 total stop
  • 11h 45m total
  • Montreal to London
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Highest demand for flights based on searches. 13% potential increase in price (C$ 208 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 41 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Price to beat on a round-trip flight from Montreal (YMQ) to London Gatwick.
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Price to beat on a one-way flight from Montreal (YMQ) to London Gatwick.
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Cheapflights Fare Finder

 
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

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 19/11

7:35 p.m.-10:40 p.m.

1 stop22h 05m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 440

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 13/1

9:45 p.m.-10:00 a.m.

2 stops31h 15m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 454

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 14/12

9:05 p.m.-8:15 p.m.

2 stops18h 10m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 545

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 16/1

1:10 p.m.-8:40 p.m.

2 stops26h 30m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 610

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 11/1

1:10 p.m.-8:35 p.m.

2 stops26h 25m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 610

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 9/1

7:20 p.m.-7:20 p.m.

1 stop19h 00m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 615

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Fri 26/2

6:50 p.m.-8:20 a.m.

2 stops32h 30m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 667

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 14/3

10:40 p.m.-6:20 p.m.

2 stops15h 40m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 686
Quickest round-trip

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Fri 26/2

7:05 p.m.-3:45 p.m.

1 stop15h 40m

London Gatwick

Wed 31/12

12:00 a.m.-6:00 p.m.

Nonstop0h 00m

C$ 827

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - LGW London Gatwick

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 21/1

7:35 p.m.-3:55 p.m.

1 stop15h 20m

London Gatwick

Thu 28/1

1:40 p.m.-12:10 p.m.

1 stop27h 30m

C$ 865

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 22 resultsSorted by cheapest first
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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

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, February is the cheapest month in which you can book a flight from Montreal to London Gatwick Airport (average of C$ 788). Flying from Montreal to London Gatwick Airport in December is currently the most expensive (average of C$ 1,164). 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?

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.

How much does it cost to fly round-trip from Montreal to London Gatwick Airport?

Airfare is below average for this route at the moment.
Montreal to London Gatwick Airport flights typically cost between C$ 971 and C$ 1,013 in November.
The cheapest round-trip price found within the last 5 days was C$ 853 on Multiple Airlines (12 Nov-16 Nov).

How often are flights from Montreal to London delayed?

About 18% of weekly flights between Montreal and London have experienced delays in the past year, with the average delay time being 110 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?

Thursday tends to have the lowest number of delays on this route, whereas Sunday 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 18% 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 29 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Gatwick

See what other customers who have flown with Porter Airlines and 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.
Porter Airlines
8.0
Very good
467 reviews
Check prices

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

6.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Porter Airlines
8.0
Very good
467 reviews
Porter Airlines
8.0
Very good
467 reviews
Check prices

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

6.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.
Air Transat
7.7
Good
583 reviews
Porter Airlines
8.0
Very good
467 reviews
Check prices

Comfort

8.0

Food

7.6

Overall

8.0

Entertainment

6.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
8.0
Excellent

D,Sep 2026

YHM - YVR

The flight including check-in, checked baggage, boarding, flight and timing were great. My checked bag was delayed two days which was concerning. They did deliver it to my door though which was great.

Related info for your journey

  • How long is the flight from Montreal to London Gatwick Airport?

    Departing from Montreal to London Gatwick Airport will take you 11h 20m. 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$ 687, was found to be the cheapest airline from Montreal to London Gatwick Airport. An alternate airline flying to your destination would be Porter Airlines. Users have found that Air Transat is 27% cheaper than the other options available to this destination.

  • 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$ 711, our data indicates the cheapest price to be C$ 399. The most popular route (Montreal Pierre Elliott Trudeau Intl - London Gatwick), is priced around C$ 696.

  • 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, February is the cheapest month in which you can book a flight from Montreal to London Gatwick Airport (average of C$ 788). Flying from Montreal to London Gatwick Airport in December is currently the most expensive (average of C$ 1,164). 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
Slough
Marlow
Cobham
Hounslow
Wembley
Watford
High Wycombe

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Montreal to Gatwick

AirlineCheapestAverageFlexibilityOn-time
Air TransatCheapestC$ 687AverageC$ 969FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Porter AirlinesCheapestC$ 750AverageC$ 948FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights

Fly with Cheapflights

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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