Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to London from C$ 419

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 7/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Montreal Pierre Elliott Trudeau Intl Airport to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
SWISS Logo
4:45 p.m. - 5:50 p.m.
YUL
-
LGW
20h 05m1 stop
SWISS Logo
6:40 p.m. - 3:10 p.m.
LGW
-
YUL
25h 30m1 stop
C$ 823SWISS
Sun, 18 Jan - Sun, 25 Jan
Air Transat Logo
6:45 a.m. - 10:45 a.m.
YUL
-
LGW
23h 00m1 stop
Air Transat Logo
11:35 a.m. - 2:15 p.m.
LGW
-
YUL
7h 40mdirect
C$ 825Air Transat
Wed, 22 Apr - Wed, 6 May
Air Transat Logo
5:40 p.m. - 10:45 a.m.
YUL
-
LGW
12h 05m1 stop
Air Transat Logo
9:40 a.m. - 9:02 a.m.
LGW
-
YUL
28h 22m1 stop
C$ 826Air Transat
Sat, 16 May - Sat, 30 May
Air Transat Logo
5:25 p.m. - 10:45 a.m.
YUL
-
LGW
12h 20m1 stop
Air Transat Logo
12:40 p.m. - 9:02 a.m.
LGW
-
YUL
25h 22m1 stop
C$ 827Air Transat
Wed, 22 Apr - Sat, 2 May
TAP AIR PORTUGAL Logo
9:45 p.m. - 3:05 p.m.
YUL
-
LGW
12h 20m1 stop
TAP AIR PORTUGAL Logo
9:05 a.m. - 8:15 p.m.
LGW
-
YUL
16h 10m2 stops
C$ 829TAP AIR PORTUGAL
Wed, 21 Jan - Sun, 1 Feb
TAP AIR PORTUGAL Logo
9:45 p.m. - 3:05 p.m.
YUL
-
LGW
12h 20m1 stop
TAP AIR PORTUGAL Logo
4:35 p.m. - 8:15 p.m.
LGW
-
YUL
32h 40m1 stop
C$ 830TAP AIR PORTUGAL
Wed, 14 Jan - Tue, 20 Jan
Air Transat Logo
7:20 p.m. - 10:45 a.m.
YUL
-
LGW
10h 25m1 stop
Air Transat Logo
11:35 a.m. - 2:15 p.m.
LGW
-
YUL
7h 40mdirect
C$ 833Air Transat
Wed, 22 Apr - Wed, 6 May
Air Transat Logo
5:40 p.m. - 10:45 a.m.
YUL
-
LGW
12h 05m1 stop
Air Transat Logo
12:40 p.m. - 9:17 p.m.
LGW
-
YUL
13h 37m1 stop
C$ 834Air Transat
Sat, 2 May - Sat, 9 May
Air Transat Logo
7:20 p.m. - 10:45 a.m.
YUL
-
LGW
10h 25m1 stop
Air Transat Logo
11:35 a.m. - 2:15 p.m.
LGW
-
YUL
7h 40mdirect
C$ 836Air Transat
Thu, 30 Apr - Sun, 17 May
Air Transat Logo
5:25 p.m. - 9:45 a.m.
YUL
-
LGW
12h 20m1 stop
Air Transat Logo
11:40 a.m. - 10:10 p.m.
LGW
-
YUL
14h 30m1 stop
C$ 837Air Transat
Wed, 11 Mar - Fri, 20 Mar

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
22 Apr
YUL5:25 p.m.Montreal Pierre Elliott Trudeau Intl
12h 20m
1 stop
LGW10:45 a.m.London Gatwick
2 May
LGW12:40 p.m.London Gatwick
16h 57m
1 stop
YUL12:37 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 825
Find similar
Air Transat
16 May
YUL5:40 p.m.Montreal Pierre Elliott Trudeau Intl
12h 05m
1 stop
LGW10:45 a.m.London Gatwick
30 May
LGW9:40 a.m.London Gatwick
28h 22m
1 stop
YUL9:02 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 826
Find similar
Air Transat
22 Apr
YUL7:20 p.m.Montreal Pierre Elliott Trudeau Intl
10h 25m
1 stop
LGW10:45 a.m.London Gatwick
6 May
LGW11:35 a.m.London Gatwick
7h 40m
YUL2:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 833
Find similar

TAP AIR PORTUGAL flights from Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport

Our best TAP AIR PORTUGAL deals on Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport flight tickets
TAP AIR PORTUGAL
6 Mar
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
13h 00m
1 stop
LGW3:45 p.m.London Gatwick
15 Mar
LGW9:25 p.m.London Gatwick
27h 50m
2 stops
YUL9:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 827
Find similar
TAP AIR PORTUGAL
14 Jan
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
12h 20m
1 stop
LGW3:05 p.m.London Gatwick
20 Jan
LGW4:35 p.m.London Gatwick
32h 40m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 830
Find similar
TAP AIR PORTUGAL
23 Jan
YUL9:45 p.m.Montreal Pierre Elliott Trudeau Intl
13h 00m
1 stop
LGW3:45 p.m.London Gatwick
1 Feb
LGW9:05 a.m.London Gatwick
16h 10m
2 stops
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 847
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 December 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

Sun 18/1

4:45 p.m.-5:50 p.m.

1 stop20h 05m

London Gatwick

Sun 25/1

6:40 p.m.-3:10 p.m.

1 stop25h 30m

C$ 823

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

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

1 stop23h 00m

London Gatwick

Wed 6/5

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

Nonstop7h 40m

C$ 825

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 16/5

5:40 p.m.-10:45 a.m.

1 stop12h 05m

London Gatwick

Sat 30/5

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

1 stop28h 22m

C$ 826

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

5:25 p.m.-10:45 a.m.

1 stop12h 20m

London Gatwick

Sat 2/5

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

1 stop25h 22m

C$ 827

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 21/1

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

1 stop12h 20m

London Gatwick

Sun 1/2

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

2 stops16h 10m

C$ 829

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

Tue 20/1

4:35 p.m.-8:15 p.m.

1 stop32h 40m

C$ 830

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

Wed 6/5

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

Nonstop7h 40m

C$ 833

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Sat 2/5

5:40 p.m.-10:45 a.m.

1 stop12h 05m

London Gatwick

Sat 9/5

12:40 p.m.-9:17 p.m.

1 stop13h 37m

C$ 834

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Thu 30/4

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

1 stop10h 25m

London Gatwick

Sun 17/5

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

Nonstop7h 40m

C$ 836

MontrealLondon

YUL - LGW

YULLGW

Montreal Pierre Elliott Trudeau Intl

Wed 11/3

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

1 stop12h 20m

London Gatwick

Fri 20/3

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

1 stop14h 30m

C$ 837

Flights are sorted by cheapest round-trip flights first.

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

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 November, then departing from Montreal Pierre Elliott Trudeau Intl Airport during the month January is also very affordable. Most momondo users find prices during this month for around C$ 724.

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$ 862. 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$ 1,001.

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$ 749. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are C$ 935 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$ 887 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$ 750 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.

Can stopping save me money on Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport flights?

You could potentially save up to 2% on your flight if you consider stops on a Montreal Pierre Elliott Trudeau Intl Airport to London Gatwick Airport flight.

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

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$ 581

Fastest flight time

6h 45m

Direct flights

Mon, Wed, 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$ 581. 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$ 835.
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, Wednesday, 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
Air TransatPriceFrom C$ 655Free CancellationRating
7.8
480 reviews
Search Air Transat flights
Porter AirlinesPriceFrom C$ 730Free CancellationRating
8.0
398 reviews
Search Porter Airlines flights
British AirwaysPriceFrom C$ 841Free CancellationRating
6.7
7,571 reviews
Search British Airways flights

Travelling to a place near London?

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

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.

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
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 10/1
Sat 17/1
By creating a price alert you accept our terms of use and privacy policy.

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
Flights to London Heathrow Airportfrom C$ 652
Flights to London City Airportfrom C$ 854
Flights to London Stansted Airportfrom C$ 641
Flights to London Luton Airportfrom C$ 659
Flights to London Southend Airportfrom C$ 725
Flights to Belfast Intl Airportfrom C$ 816
Flights to Glasgow Intl Airportfrom C$ 717
Flights to Belfast City Airportfrom C$ 827