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Cheap flights from Montreal to London from C$ 365

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to London departing on 3/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Montreal to London

Cheap round-trip flights

Air Transat Logo
10:00 a.m. - 10:45 a.m.YUL-LGW
19h 45m1 stop
Air Transat Logo
11:40 a.m. - 9:40 a.m.LGW-YUL
26h 00m1 stop
C$ 734Air Transat
Find Deal
Sun, 12 Oct - Fri, 31 Oct
Air Transat Logo
2:30 p.m. - 9:45 a.m.YUL-LGW
14h 15m1 stop
Air Transat Logo
11:40 a.m. - 9:40 a.m.LGW-YUL
27h 00m1 stop
C$ 736Air Transat
Find Deal
Mon, 10 Nov - Fri, 21 Nov
Air Transat Logo
6:00 p.m. - 10:45 a.m.YUL-LGW
11h 45m1 stop
Air Transat Logo
11:40 a.m. - 10:10 p.m.LGW-YUL
15h 30m1 stop
C$ 739Air Transat
Find Deal
Tue, 30 Sep - Wed, 3 Dec
Air Transat Logo
10:00 a.m. - 10:45 a.m.YUL-LGW
19h 45m1 stop
Air Transat Logo
11:35 a.m. - 2:15 p.m.LGW-YUL
7h 40mdirect
C$ 740Air Transat
Find Deal
Sun, 5 Oct - Fri, 10 Oct
Porter Airlines Logo
5:25 p.m. - 9:45 a.m.YUL-LGW
11h 20m1 stop
Porter Airlines Logo
11:40 a.m. - 10:10 p.m.LGW-YUL
15h 30m1 stop
C$ 742Porter Airlines
Find Deal
Wed, 5 Nov - Tue, 11 Nov
Porter Airlines Logo
6:45 a.m. - 10:45 a.m.YUL-LGW
23h 00m1 stop
Porter Airlines Logo
12:40 p.m. - 7:20 p.m.LGW-YUL
11h 40m1 stop
C$ 769Porter Airlines
Find Deal
Wed, 8 Oct - Tue, 14 Oct
TAP AIR PORTUGAL Logo
9:45 p.m. - 3:45 p.m.YUL-LGW
13h 00m1 stop
TAP AIR PORTUGAL Logo
9:05 a.m. - 8:15 p.m.LGW-YUL
16h 10m2 stops
C$ 772TAP AIR PORTUGAL
Find Deal
Sun, 30 Nov - Sun, 7 Dec
Multiple Airlines Logo
4:40 p.m. - 8:15 p.m.YUL-LGW
22h 35m2 stops
Multiple Airlines Logo
8:40 p.m. - 10:50 a.m.LGW-YUL
19h 10m1 stop
C$ 774Multiple Airlines
Find Deal
Tue, 30 Sep - Mon, 6 Oct
Multiple Airlines Logo
4:10 p.m. - 9:15 a.m.YUL-LGW
13h 05m2 stops
Multiple Airlines Logo
8:10 p.m. - 2:22 p.m.LGW-YUL
23h 12m2 stops
C$ 782Multiple Airlines
Find Deal
Thu, 30 Oct - Sun, 2 Nov
TAP AIR PORTUGAL Logo
9:45 p.m. - 3:45 p.m.YUL-LGW
13h 00m1 stop
TAP AIR PORTUGAL Logo
9:05 a.m. - 8:15 p.m.LGW-YUL
16h 10m2 stops
C$ 797TAP AIR PORTUGAL
Find Deal
Sun, 30 Nov - Sun, 7 Dec

Air Transat flights from Montreal to London Gatwick Airport

Our best Air Transat deals on Montreal to London Gatwick Airport flight tickets
Air Transat
12 Oct
YUL10:00 a.m.Montreal Pierre Elliott Trudeau Intl
19h 45m
1 stop
LGW10:45 a.m.London Gatwick
31 Oct
LGW11:40 a.m.London Gatwick
26h 00m
1 stop
YUL9:40 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 734
Find similar
Air Transat
10 Nov
YUL2:30 p.m.Montreal Pierre Elliott Trudeau Intl
14h 15m
1 stop
LGW9:45 a.m.London Gatwick
21 Nov
LGW11:40 a.m.London Gatwick
27h 00m
1 stop
YUL9:40 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 736
Find similar
Air Transat
30 Sep
YUL6:00 p.m.Montreal Pierre Elliott Trudeau Intl
11h 45m
1 stop
LGW10:45 a.m.London Gatwick
3 Dec
LGW11:40 a.m.London Gatwick
15h 30m
1 stop
YUL10:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 739
Find similar

TAP AIR PORTUGAL flights from Montreal to London Gatwick Airport

Our best TAP AIR PORTUGAL deals on Montreal to London Gatwick Airport flight tickets
TAP AIR PORTUGAL
30 Nov
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
13h 00m
1 stop
LGW3:45 p.m.London Gatwick
7 Dec
LGW9:05 a.m.London Gatwick
16h 10m
2 stops
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 772
Find similar
TAP AIR PORTUGAL
30 Nov
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
13h 00m
1 stop
LGW3:45 p.m.London Gatwick
7 Dec
LGW9:05 a.m.London Gatwick
16h 10m
2 stops
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 797
Find similar
TAP AIR PORTUGAL
22 Sep
YUL10:45 p.m.Montreal Pierre Elliott Trudeau Intl
11h 50m
1 stop
LGW3:35 p.m.London Gatwick
28 Sep
LGW9:15 p.m.London Gatwick
28h 55m
2 stops
YUL9:10 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,126
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to London Gatwick Airport 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, momondo users made 96,600 searches. Data last updated 16 September 2025.
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

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 12/10

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

1 stop19h 45m

London Gatwick

Fri 31/10

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

1 stop26h 00m

C$ 734

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

2:30 p.m.-9:45 a.m.

1 stop14h 15m

London Gatwick

Fri 21/11

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

1 stop27h 00m

C$ 736

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Tue 30/9

6:00 p.m.-10:45 a.m.

1 stop11h 45m

London Gatwick

Wed 3/12

11:40 a.m.-10:10 p.m.

1 stop15h 30m

C$ 739

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

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

1 stop19h 45m

London Gatwick

Fri 10/10

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

Nonstop7h 40m

C$ 740

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 5/11

5:25 p.m.-9:45 a.m.

1 stop11h 20m

London Gatwick

Tue 11/11

11:40 a.m.-10:10 p.m.

1 stop15h 30m

C$ 742

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 8/10

6:45 a.m.-10:45 a.m.

1 stop23h 00m

London Gatwick

Tue 14/10

12:40 p.m.-7:20 p.m.

1 stop11h 40m

C$ 769

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 30/11

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

1 stop13h 00m

London Gatwick

Sun 7/12

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

2 stops16h 10m

C$ 772

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Tue 30/9

4:40 p.m.-8:15 p.m.

2 stops22h 35m

London Gatwick

Mon 6/10

8:40 p.m.-10:50 a.m.

1 stop19h 10m

C$ 774

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 30/10

4:10 p.m.-9:15 a.m.

2 stops13h 05m

London Gatwick

Sun 2/11

8:10 p.m.-2:22 p.m.

2 stops23h 12m

C$ 782

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 30/11

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

1 stop13h 00m

London Gatwick

Sun 7/12

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

2 stops16h 10m

C$ 797

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Montreal to London Gatwick Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Montreal and London Gatwick Airport?

What is the cheapest month to fly to London Gatwick Airport?

If you are unable to visit London Gatwick Airport during the month of January, then departing from Montreal during the month September is also very affordable. Most momondo users find prices during this month for around C$ 775.

What is the cheapest day to depart on your flight to London Gatwick Airport?

The cheapest day to depart on your flight to London Gatwick Airport is on a Monday when prices can be found for as low as C$ 903. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Montreal because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,007.

What is the cheapest time of day to depart on your flight to London Gatwick Airport?

Our most recent data shows that the best time of day to fly to London Gatwick Airport is at noon. Flights from Montreal to London Gatwick Airport during this time can be as low as C$ 750. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are C$ 946 on average. Flights to London Gatwick Airport from Montreal in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Montreal to London Gatwick flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to London Gatwick for the best Montreal - London Gatwick flight prices

How far in advance should I book a flight to London Gatwick Airport?

You are more likely to see cheaper flights to London Gatwick Airport from Montreal when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around C$ 890 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Gatwick Airport from Montreal for as low as C$ 756 on momondo.

What cabin class options are available on Montreal to London Gatwick flights?

There are 3 cabin classes available to choose from on Montreal to London Gatwick flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Montreal to London Gatwick Airport flights?

No. A direct flight is the cheapest option for a flight between Montreal to London Gatwick Airport.

When to book flights from Montreal to London Gatwick Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal to London Gatwick Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Montreal to London Gatwick Airport (YMQ to LGW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to London Gatwick Airport

Best price found

C$ 499

Fastest flight time

6h 45m

Direct flights

Mon, Tue, Wed, Thu, Fri and Sun
The best one-way flight to London Gatwick Airport from Montreal in the past 72 hours is C$ 499. The best round-trip flight deal from Montreal to London Gatwick Airport found on momondo in the last 72 hours is C$ 886.
The fastest flight from Montreal to London Gatwick Airport takes 6h 45m
Direct flights go from Montreal to London Gatwick Airport on Monday, Tuesday, Wednesday, Thursday, Friday and Sunday. There are no airlines offering direct flights.
Search flight deals

  • How far is Montreal to London Gatwick by plane?

    A flight from Montreal to London Gatwick will travel around 5229.4 km. Flights usually cover this in 6h 45m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Montreal to London Gatwick Airport?

    Prices for flights from Montreal to London Gatwick Airport are updated daily.

  • How many operators does momondo search for flights from Montreal to London Gatwick Airport?

  • How old do you have to be to fly from Montreal to London Gatwick Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The travel and health documents you'll need for your trip to London Gatwick Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Gatwick Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Montreal to London Gatwick Airport?

  • What is the most popular airline from Montreal to London Gatwick Airport?

Best airlines flying from Montreal to London Gatwick Airport

Compare and see reviews for airlines that fly from Montreal to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom C$ 603Free CancellationRating
7.1
1,975 reviews
Search TAP AIR PORTUGAL flights
Air TransatPriceFrom C$ 656Free CancellationRating
7.7
438 reviews
Search Air Transat flights
Porter AirlinesPriceFrom C$ 718Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
British AirwaysPriceFrom C$ 875Free CancellationRating
6.7
7,363 reviews
Search British Airways flights

  • Porter Airlines Flights From Montreal to London Gatwick Airport

    Across 6 Porter Airlines flights from Montreal to London Gatwick Airport this week, the average price was C$ 644, with the best Porter Airlines deals starting from C$ 520 round-trip. 363 users have rated Porter Airlines on momondo, with an average score of 7.9/10.

  • Air Transat Flights From Montreal to London Gatwick Airport

    Air Transat is also a popular choice for this route. Air Transat flight deals for Montreal to London Gatwick Airport start from as low as C$ 475 round-trip, depending on your selected dates, with average Air Transat deals seen on momondo around C$ 686. Air Transat operates 6 flights to London Gatwick Airport from Montreal in an average week. Users have rated it 7.7/10 across 438 reviews.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Ipswich
Dartford
Gatwick
Ilford
Wembley
Maidstone
Chelmsford
Wokingham
Slough
Canterbury
Feltham
Hayes
Uxbridge
Waterlooville
Newport
Basingstoke
Milton Keynes
Dover
Worthing

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to London?

Finding the right flight to London from Montreal is quick and easy when you have a range of options in front of you, from reputable agents and recognizable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Montreal to London with flexible booking policies on momondo?

Yes. All flights to London from Montreal on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Montreal to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Montreal to London.

I’m not ready to book a flight from Montreal to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Montreal. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London Gatwick Airport trip

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