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

Generally, flights departing at night tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What is the cheapest airline that flies from Montreal to London Gatwick?

TAP AIR PORTUGAL is the most popular carrier operating from Montreal to London Gatwick

How often are flights from Montreal to London delayed?

Historically, on average around 7% of flights between Montreal and London have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

Which airline has the best punctuality record on Montreal to London flights?

According to our data, Air Transat has had the least delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

As of December 2025, there are 2 operators available to choose from 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.

C$ 406 Cheap Flights from Montreal to London Gatwick Airport in 2025/26

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

Prices are currently low for flights on this route. Typical prices usually range from C$ 1,083 to C$ 1,670. The lowest price recently found on this route was C$ 814.

1 adult

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One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

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

YUL

LGW

23h 00m1 stop

12:40 p.m. - 4:55 p.m.

LGW

YUL

33h 15m1 stop

C$ 814Porter Airlines

Tue, 17 Mar - Wed, 1 Apr

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

YUL

LGW

18h 30m1 stop

4:45 p.m. - 12:40 p.m.

LGW

YUL

24h 55m1 stop

C$ 815Multiple Airlines

Tue, 13 Jan - Tue, 20 Jan

7:20 p.m. - 9:45 a.m.

YUL

LGW

10h 25m1 stop

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

LGW

YUL

16h 55m1 stop

C$ 816Air Transat

Sat, 14 Mar - Wed, 1 Apr

7:20 p.m. - 9:45 a.m.

YUL

LGW

10h 25m1 stop

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

LGW

YUL

16h 55m1 stop

C$ 818Air Transat

Sun, 15 Mar - Wed, 1 Apr

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

YUL

LGW

6h 45mdirect

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

LGW

YUL

7h 40mdirect

C$ 821Air Transat

Sat, 16 May - Sat, 30 May

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

YUL

LGW

31h 15m2 stops

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

LGW

YUL

14h 35m1 stop

C$ 822TAP AIR PORTUGAL

Wed, 7 Jan - Fri, 23 Jan

9:45 p.m. - 9:50 a.m.

YUL

LGW

31h 05m1 stop

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

LGW

YUL

14h 35m1 stop

C$ 823TAP AIR PORTUGAL

Fri, 23 Jan - Sun, 1 Feb

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

YUL

LGW

12h 20m1 stop

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

LGW

YUL

14h 35m1 stop

C$ 826TAP AIR PORTUGAL

Wed, 14 Jan - Wed, 21 Jan

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

YUL

LGW

10h 25m1 stop

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

LGW

YUL

16h 55m1 stop

C$ 827Air Transat

Wed, 22 Apr - Mon, 27 Apr

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

YUL

LGW

23h 00m1 stop

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

LGW

YUL

7h 40mdirect

C$ 829Air Transat

Fri, 1 May - Fri, 8 May

Porter Airlines flights from Montreal to London Gatwick Airport

Our best Porter Airlines deals on Montreal to London Gatwick Airport flight tickets

Porter Airlines

17 Mar

YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl

23h 00m

1 stop

LGW9:45 a.m.London Gatwick

1 Apr

LGW12:40 p.m.London Gatwick

33h 15m

1 stop

YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 814

Find similar

Porter Airlines

25 Dec

YUL5:25 p.m.Montreal Pierre Elliott Trudeau Intl

11h 20m

1 stop

LGW9:45 a.m.London Gatwick

28 Dec

LGW11:40 a.m.London Gatwick

12h 45m

1 stop

YUL7:25 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,344

Find similar

Porter Airlines

29 Dec

YUL10:15 a.m.Montreal Pierre Elliott Trudeau Intl

18h 30m

1 stop

LGW9:45 a.m.London Gatwick

9 Jan

LGW11:40 a.m.London Gatwick

17h 55m

1 stop

YUL12:35 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 1,375

Find similar

Air Transat flights from Montreal to London Gatwick Airport

Our best Air Transat deals on Montreal to London Gatwick Airport flight tickets

Air Transat

14 Mar

YUL7:20 p.m.Montreal Pierre Elliott Trudeau Intl

10h 25m

1 stop

LGW9:45 a.m.London Gatwick

1 Apr

LGW12:40 p.m.London Gatwick

16h 55m

1 stop

YUL12:35 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 816

Find similar

Air Transat

15 Mar

YUL7:20 p.m.Montreal Pierre Elliott Trudeau Intl

10h 25m

1 stop

LGW9:45 a.m.London Gatwick

1 Apr

LGW12:40 p.m.London Gatwick

16h 55m

1 stop

YUL12:35 a.m.Montreal Pierre Elliott Trudeau Intl

C$ 818

Find similar

Air Transat

16 May

YUL10:05 p.m.Montreal Pierre Elliott Trudeau Intl

6h 45m

LGW9:50 a.m.London Gatwick

30 May

LGW11:35 a.m.London Gatwick

7h 40m

YUL2:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 820

Find similar

momondo 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

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Tue 17/3

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

1 stop23h 00m

London Gatwick

Wed 1/4

12:40 p.m.-4:55 p.m.

1 stop33h 15m

C$ 814

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Tue 13/1

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

1 stop18h 30m

London Gatwick

Tue 20/1

4:45 p.m.-12:40 p.m.

1 stop24h 55m

C$ 815

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 14/3

7:20 p.m.-9:45 a.m.

1 stop10h 25m

London Gatwick

Wed 1/4

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

1 stop16h 55m

C$ 816

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sun 15/3

7:20 p.m.-9:45 a.m.

1 stop10h 25m

London Gatwick

Wed 1/4

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

1 stop16h 55m

C$ 818

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 16/5

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

Nonstop6h 45m

London Gatwick

Sat 30/5

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

Nonstop7h 40m

C$ 820

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 7/1

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

2 stops31h 15m

London Gatwick

Fri 23/1

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

1 stop14h 35m

C$ 822

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

9:45 p.m.-9:50 a.m.

1 stop31h 05m

London Gatwick

Sun 1/2

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

1 stop14h 35m

C$ 823

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 14/1

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

1 stop12h 20m

London Gatwick

Wed 21/1

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

1 stop14h 35m

C$ 826

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

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

1 stop10h 25m

London Gatwick

Mon 27/4

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

1 stop16h 55m

C$ 827

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

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

1 stop23h 00m

London Gatwick

Fri 8/5

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

Nonstop7h 40m

C$ 829

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Delays

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

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$ 856. 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$ 998.

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$ 748. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 934 on average. Flights to London Gatwick Airport from Montreal in the morning 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$ 885 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$ 749 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?

You could potentially save up to 6% on your flight if you consider stops on a Montreal to London Gatwick Airport flight.

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$ 545
Fastest flight time	6h 45m
Direct flights	Mon, Wed, Fri, Sat and Sun

The best one-way flight to London Gatwick Airport from Montreal in the past 72 hours is C$ 545. The best round-trip flight deal from Montreal to London Gatwick Airport found on momondo in the last 72 hours is C$ 824.

The fastest flight from Montreal to London Gatwick Airport takes 6h 45m

Direct flights go from Montreal to London Gatwick Airport on Monday, Wednesday, Friday, Saturday and Sunday. The only airline offering direct flights is Air Transat.

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?
As of December 2025, there are 2 operators available to choose from 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?
momondo data reveals that the most frequently booked plane model on the route from Montreal to London Gatwick Airport is Airbus A321neo, representing 32.13% of all bookings. The subsequent popular models are Boeing 787-9 Dreamliner at 23.19%, Boeing 787-8 Dreamliner at 22.77%, and Embraer 195 E2 at 3.19%.
What is the most popular airline from Montreal to London Gatwick Airport?
momondo data reveals that the most frequently booked airline on the route from Montreal to London Gatwick Airport is Air Transat, representing 89% of all bookings. The subsequent popular airline is Porter Airlines at 11%.

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
Air Transat	PriceFrom C$ 654	Free Cancellation	Rating 7.8 483 reviews		Search Air Transat flights
Porter Airlines	PriceFrom C$ 729	Free Cancellation	Rating 8.0 399 reviews		Search Porter Airlines flights

Hounslow

Ipswich

Dartford

Gatwick

Ilford

Chelmsford

Wokingham

Slough

Feltham

Hayes

Uxbridge

Wembley

Waterlooville

Newport

Basingstoke

Milton Keynes

Dover

Worthing

Maidstone

Guildford

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

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Thu 15/1

Thu 22/1

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Montreal flight routes

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Cheap flights from Montreal to London from C$ 406

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 13/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

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Find the cheapest flights from Montreal to London

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

Cheap direct flights

Porter Airlines flights from Montreal to London Gatwick Airport

Our best Porter Airlines deals on Montreal to London Gatwick Airport flight tickets

Air Transat flights from Montreal to London Gatwick Airport

Our best Air Transat deals on Montreal to London Gatwick Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Montreal to London Gatwick Airport that are best for you.

See travel insights to London from

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

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

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

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

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?

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?

You could potentially save up to 6% on your flight if you consider stops on a Montreal to London Gatwick Airport flight.

What is the cheapest airline that flies from Montreal to London Gatwick?

TAP AIR PORTUGAL is the most popular carrier operating from Montreal to London Gatwick

How often are flights from Montreal to London delayed?

Historically, on average around 7% of flights between Montreal and London have experienced a delay on any given week. The average delay length over the past 12 months has been 122 minutes.

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

Generally, flights departing at night tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Montreal to London flights?

According to our data, Air Transat has had the least delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

When to book flights from Montreal to London Gatwick Airport

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

Fastest flight time

Direct flights

How far is Montreal to London Gatwick by plane?

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

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?

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

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

Travelling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights 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?

An easier way to manage your London Gatwick Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to London

Popular Cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo