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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London from C$ 357

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 Pierre Elliott Trudeau Intl Airport to London departing on 15/10. 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 Pierre Elliott Trudeau Intl Airport to London

Cheap round-trip flights

Air Transat Logo
3:55 p.m. - 9:45 a.m.YUL-LGW
12h 50m1 stop
Air Transat Logo
11:40 a.m. - 7:25 p.m.LGW-YUL
12h 45m1 stop
C$ 734Air Transat
Find Deal
Sat, 10 Jan - Sun, 15 Feb
Air Transat Logo
10:05 p.m. - 9:50 a.m.YUL-LGW
6h 45mdirect
Air Transat Logo
12:40 p.m. - 9:30 p.m.LGW-YUL
13h 50m1 stop
C$ 736Air Transat
Find Deal
Sat, 4 Oct - Sun, 12 Oct
Air Transat Logo
6:45 a.m. - 9:45 a.m.YUL-LGW
22h 00m1 stop
Air Transat Logo
11:40 a.m. - 12:35 a.m.LGW-YUL
17h 55m1 stop
C$ 737Air Transat
Find Deal
Sun, 11 Jan - Sat, 17 Jan
Air Transat Logo
6:45 a.m. - 9:45 a.m.YUL-LGW
22h 00m1 stop
Air Transat Logo
11:40 a.m. - 6:25 p.m.LGW-YUL
11h 45m1 stop
C$ 738Air Transat
Find Deal
Mon, 10 Nov - Fri, 21 Nov
Air Transat Logo
2:30 p.m. - 9:45 a.m.YUL-LGW
14h 15m1 stop
Air Transat Logo
11:40 a.m. - 6:25 p.m.LGW-YUL
11h 45m1 stop
C$ 740Air Transat
Find Deal
Wed, 7 Jan - Mon, 16 Feb
Air Transat Logo
10:05 p.m. - 9:50 a.m.YUL-LGW
6h 45mdirect
Air Transat Logo
12:40 p.m. - 9:02 a.m.LGW-YUL
25h 22m1 stop
C$ 741Air Transat
Find Deal
Sat, 4 Oct - Sun, 12 Oct
Logo
11:00 p.m. - 6:55 p.m.YUL-LGW
14h 55m1 stop
Logo
7:40 a.m. - 9:00 p.m.LGW-YUL
18h 20m1 stop
C$ 776
Find Deal
Wed, 24 Sep - Sun, 12 Oct
Porter Airlines Logo
10:05 p.m. - 9:50 a.m.YUL-LGW
6h 45mdirect
Porter Airlines Logo
12:40 p.m. - 7:20 p.m.LGW-YUL
11h 40m1 stop
C$ 783Porter Airlines
Find Deal
Mon, 6 Oct - Tue, 14 Oct
Porter Airlines Logo
10:05 p.m. - 9:50 a.m.YUL-LGW
6h 45mdirect
Porter Airlines Logo
12:40 p.m. - 12:37 a.m.LGW-YUL
16h 57m1 stop
C$ 786Porter Airlines
Find Deal
Mon, 13 Oct - Tue, 21 Oct
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$ 791Porter Airlines
Find Deal
Wed, 8 Oct - Tue, 14 Oct

Air Transat flights from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport

Our best Air Transat deals on Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport flight tickets
Air Transat
10 Jan
YUL3:55 p.m.Montreal Pierre Elliott Trudeau Intl
12h 50m
1 stop
LGW9:45 a.m.London Gatwick
15 Feb
LGW11:40 a.m.London Gatwick
12h 45m
1 stop
YUL7:25 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 734
Find similar
Air Transat
4 Oct
YUL10:05 p.m.Montreal Pierre Elliott Trudeau Intl
6h 45m
LGW9:50 a.m.London Gatwick
12 Oct
LGW12:40 p.m.London Gatwick
13h 50m
1 stop
YUL9:30 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 736
Find similar
Air Transat
11 Jan
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
22h 00m
1 stop
LGW9:45 a.m.London Gatwick
17 Jan
LGW11:40 a.m.London Gatwick
17h 55m
1 stop
YUL12:35 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 737
Find similar

Porter Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport

Our best Porter Airlines deals on Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport flight tickets
Porter Airlines
6 Oct
YUL10:05 p.m.Montreal Pierre Elliott Trudeau Intl
6h 45m
LGW9:50 a.m.London Gatwick
14 Oct
LGW12:40 p.m.London Gatwick
11h 40m
1 stop
YUL7:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 783
Find similar
Porter Airlines
13 Oct
YUL10:05 p.m.Montreal Pierre Elliott Trudeau Intl
6h 45m
LGW9:50 a.m.London Gatwick
21 Oct
LGW12:40 p.m.London Gatwick
16h 57m
1 stop
YUL12:37 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 786
Find similar
Porter Airlines
8 Oct
YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl
23h 00m
1 stop
LGW10:45 a.m.London Gatwick
14 Oct
LGW12:40 p.m.London Gatwick
11h 40m
1 stop
YUL7:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 791
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal Pierre Elliott Trudeau Intl Airport 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 11 September 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport 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

Sat 10/1

3:55 p.m.-9:45 a.m.

1 stop12h 50m

London Gatwick

Sun 15/2

11:40 a.m.-7:25 p.m.

1 stop12h 45m

C$ 734

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

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

Nonstop6h 45m

London Gatwick

Sun 12/10

12:40 p.m.-9:30 p.m.

1 stop13h 50m

C$ 736

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 11/1

6:45 a.m.-9:45 a.m.

1 stop22h 00m

London Gatwick

Sat 17/1

11:40 a.m.-12:35 a.m.

1 stop17h 55m

C$ 737

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 10/11

6:45 a.m.-9:45 a.m.

1 stop22h 00m

London Gatwick

Fri 21/11

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 738

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 7/1

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

1 stop14h 15m

London Gatwick

Mon 16/2

11:40 a.m.-6:25 p.m.

1 stop11h 45m

C$ 740

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 4/10

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

Nonstop6h 45m

London Gatwick

Sun 12/10

12:40 p.m.-9:02 a.m.

1 stop25h 22m

C$ 741

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 24/9

11:00 p.m.-6:55 p.m.

1 stop14h 55m

London Gatwick

Sun 12/10

7:40 a.m.-9:00 p.m.

1 stop18h 20m

C$ 776

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 6/10

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

Nonstop6h 45m

London Gatwick

Tue 14/10

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

1 stop11h 40m

C$ 783

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Mon 13/10

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

Nonstop6h 45m

London Gatwick

Tue 21/10

12:40 p.m.-12:37 a.m.

1 stop16h 57m

C$ 786

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$ 791

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 Pierre Elliott Trudeau Intl Airport 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 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 Pierre Elliott Trudeau Intl Airport during the month October is also very affordable. Most momondo users find prices during this month for around C$ 755.

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 Saturday when prices can be found for as low as C$ 911. 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 Pierre Elliott Trudeau Intl Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around C$ 1,010.

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 Pierre Elliott Trudeau Intl Airport to London Gatwick Airport during this time can be as low as C$ 753. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are C$ 948 on average. Flights to London Gatwick Airport from Montreal Pierre Elliott Trudeau Intl Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Montreal Pierre Elliott Trudeau Intl to London Gatwick flight route?

Fly from Montreal Pierre Elliott Trudeau Intl to London Gatwick for the best Montreal Pierre Elliott Trudeau Intl - 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 Pierre Elliott Trudeau Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to London Gatwick Airport for around C$ 910 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 Pierre Elliott Trudeau Intl Airport for as low as C$ 759 on momondo.

What cabin class options are available on Montreal Pierre Elliott Trudeau Intl to London Gatwick flights?

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

How have Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport flight prices changed over time?

As of September 2025, prices for Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport to London Gatwick Airport (YUL to LGW) flight deals and tips

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

Best price found

C$ 486

Fastest flight time

6h 45m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun
The best one-way flight to London Gatwick Airport from Montreal Pierre Elliott Trudeau Intl Airport in the past 72 hours is C$ 486. The best round-trip flight deal from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport found on momondo in the last 72 hours is C$ 895.
The fastest flight from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport takes 6h 45m
Direct flights go from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
Search flight deals

  • How far is Montreal Pierre Elliott Trudeau Intl to London Gatwick by plane?

    Montreal Pierre Elliott Trudeau Intl and London Gatwick are 5243.7 km apart from one another. Typically, this will take 6h 45m by plane in normal conditions.

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

    Prices for flights from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport.

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

    The travel and health documents required for your trip to London Gatwick Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Gatwick Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport?

  • What is the most popular airline from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport?

Best airlines flying from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport

Compare and see reviews for airlines that fly from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom C$ 605Free CancellationRating
7.1
1,977 reviews
Search TAP AIR PORTUGAL flights
Air TransatPriceFrom C$ 658Free CancellationRating
7.7
438 reviews
Search Air Transat flights
Porter AirlinesPriceFrom C$ 720Free CancellationRating
7.9
363 reviews
Search Porter Airlines flights
British AirwaysPriceFrom C$ 877Free CancellationRating
6.6
7,361 reviews
Search British Airways flights

  • Porter Airlines Flights From Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport

    Across 5 Porter Airlines flights from Montreal Pierre Elliott Trudeau Intl Airport 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 Pierre Elliott Trudeau Intl Airport to London Gatwick Airport

    Air Transat is also a popular choice for this route. Air Transat flight deals for Montreal Pierre Elliott Trudeau Intl Airport 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 5 flights to London Gatwick Airport from Montreal Pierre Elliott Trudeau Intl Airport in an average week. Users have rated it 7.7/10 across 438 reviews.

Travelling to a place near London?

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Dover

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Montreal to London . Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Montreal to London with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo provides multiple filters to help you find the best flight to London from Montreal. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Montreal to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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