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Cheap flights from Montreal to London from C$ 387

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 14/9. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Montreal to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:40 p.m. - 8:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
22h 40m2 stops Toronto Pearson Intl Madrid Barajas
Multiple Airlines Logo
6:20 a.m. - 3:40 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
13h 20m1 stop Madrid Barajas
C$ 748Multiple Airlines
Wed, 14 Oct - Thu, 29 Oct
Multiple Airlines Logo
6:50 p.m. - 6:40 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
18h 50m1 stop Madrid Barajas
Multiple Airlines Logo
6:20 a.m. - 3:40 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
14h 20m1 stop Madrid Barajas
C$ 751Multiple Airlines
Wed, 4 Nov - Thu, 12 Nov
Multiple Airlines Logo
10:45 p.m. - 8:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
16h 35m2 stops Lisbon Humberto Delgado Madrid Barajas
Multiple Airlines Logo
5:40 p.m. - 9:10 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
32h 30m2 stops Madrid Barajas Lisbon Humberto Delgado
C$ 755Multiple Airlines
Wed, 23 Sep - Sat, 10 Oct
Multiple Airlines Logo
11:40 p.m. - 8:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
15h 40m1 stop Madrid Barajas
Multiple Airlines Logo
6:20 a.m. - 3:35 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
13h 15m1 stop Madrid Barajas
C$ 758Multiple Airlines
Wed, 14 Oct - Thu, 29 Oct
Multiple Airlines Logo
5:55 p.m. - 11:20 a.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
12h 25m1 stop Madrid Barajas
Multiple Airlines Logo
6:00 a.m. - 7:51 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
18h 51m2 stops Madrid Barajas Toronto Pearson Intl
C$ 766Multiple Airlines
Sun, 27 Sep - Thu, 15 Oct
Multiple Airlines Logo
11:30 a.m. - 2:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
21h 50m3 stops Québec City Toronto Pearson Intl Madrid Barajas
Multiple Airlines Logo
6:20 a.m. - 3:40 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
13h 20m1 stop Madrid Barajas
C$ 768Multiple Airlines
Wed, 14 Oct - Thu, 29 Oct
Multiple Airlines Logo
10:45 p.m. - 11:55 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
20h 10m2 stops Lisbon Humberto Delgado Madrid Barajas
Multiple Airlines Logo
6:00 a.m. - 9:10 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
20h 10m2 stops Madrid Barajas Lisbon Humberto Delgado
C$ 772Multiple Airlines
Thu, 1 Oct - Thu, 8 Oct
Multiple Airlines Logo
10:10 p.m. - 2:50 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
11h 40m1 stop Madrid Barajas
Multiple Airlines Logo
5:55 a.m. - 2:35 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
13h 40m1 stop Madrid Barajas
C$ 773Multiple Airlines
Fri, 20 Nov - Sat, 28 Nov
Multiple Airlines Logo
10:45 p.m. - 8:20 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
16h 35m2 stops Lisbon Humberto Delgado Madrid Barajas
Multiple Airlines Logo
6:00 a.m. - 9:10 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
20h 10m2 stops Madrid Barajas Lisbon Humberto Delgado
C$ 775Multiple Airlines
Sun, 27 Sep - Thu, 15 Oct
Multiple Airlines Logo
10:45 p.m. - 10:55 p.m.YUL  Montreal Pierre Elliott Trudeau Intl-STN London Stansted
19h 10m2 stops Lisbon Humberto Delgado Porto
Multiple Airlines Logo
9:15 p.m. - 8:45 p.m.STN  London Stansted-YUL Montreal Pierre Elliott Trudeau Intl
28h 30m2 stops Porto Lisbon Humberto Delgado
C$ 776Multiple Airlines
Mon, 5 Oct - Tue, 13 Oct

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momondo Fare Finder

 
Customize your flight search to find flights from Montreal to London Stansted 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 7 August 2026.
Use the filters below to find and compare flights from Montreal to London Stansted Airport that are best for you.

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Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Wed 14/10

4:40 p.m.-8:20 p.m.

2 stops22h 40m

London Stansted

Thu 29/10

6:20 a.m.-3:40 p.m.

1 stop13h 20m

C$ 748

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Wed 4/11

6:50 p.m.-6:40 p.m.

1 stop18h 50m

London Stansted

Thu 12/11

6:20 a.m.-3:40 p.m.

1 stop14h 20m

C$ 751

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

10:45 p.m.-8:20 p.m.

2 stops16h 35m

London Stansted

Sat 10/10

5:40 p.m.-9:10 p.m.

2 stops32h 30m

C$ 755

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Wed 14/10

11:40 p.m.-8:20 p.m.

1 stop15h 40m

London Stansted

Thu 29/10

6:20 a.m.-3:35 p.m.

1 stop13h 15m

C$ 758

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Sun 27/9

5:55 p.m.-11:20 a.m.

1 stop12h 25m

London Stansted

Thu 15/10

6:00 a.m.-7:51 p.m.

2 stops18h 51m

C$ 766

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Wed 14/10

11:30 a.m.-2:20 p.m.

3 stops21h 50m

London Stansted

Thu 29/10

6:20 a.m.-3:40 p.m.

1 stop13h 20m

C$ 768

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Thu 1/10

10:45 p.m.-11:55 p.m.

2 stops20h 10m

London Stansted

Thu 8/10

6:00 a.m.-9:10 p.m.

2 stops20h 10m

C$ 772
Quickest round-trip

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Fri 20/11

10:10 p.m.-2:50 p.m.

1 stop11h 40m

London Stansted

Sat 28/11

5:55 a.m.-2:35 p.m.

1 stop13h 40m

C$ 773

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Sun 27/9

10:45 p.m.-8:20 p.m.

2 stops16h 35m

London Stansted

Thu 15/10

6:00 a.m.-9:10 p.m.

2 stops20h 10m

C$ 774

MontrealLondon

YUL Montreal Pierre Elliott Trudeau Intl - STN London Stansted

YULSTN

Montreal Pierre Elliott Trudeau Intl

Mon 5/10

10:45 p.m.-10:55 p.m.

2 stops19h 10m

London Stansted

Tue 13/10

9:15 p.m.-8:45 p.m.

2 stops28h 30m

C$ 776

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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When to book flights from Montreal to London Stansted Airport

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

Cheap Montreal to London Stansted Airport (YMQ to STN) flight deals and tips

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

Fastest flight time

12h 10m

Direct flights

None
The fastest flight from Montreal to London Stansted Airport takes 12h 10m
There are no direct flights from Montreal to London Stansted Airport. There are no popular flight routes from Montreal to London Stansted Airport.
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Frequently asked questions about flying from Montreal to London Stansted Airport

  • How far is Montreal to London Stansted by plane?

    There are 5223.7 km between Montreal and London Stansted. A reasonable flight in good conditions will take 12h 10m.

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

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Montreal to London Stansted Airport.

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

    The travel and health documents you'll need for your trip to London Stansted 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 Stansted Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Montreal to London Stansted Airport

  • How do I get Price Alerts for flights from Montreal to London Stansted Airport?

    Confirm your travel details to search for the latest offers for flights from Montreal to London Stansted Airport. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Montreal to London Stansted Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Milton Keynes
Gatwick
Wembley
Staines-upon-Thames
Slough
Banbury
Ramsgate
Watford
Wokingham
Dartford
Feltham
Crawley
Croydon
Hayes
Richmond
Chelmsford
Waterlooville
Basingstoke
Woking

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Montreal to London for you.

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

Yes. momondo enables you to select and highlight flights to London from Montreal with this policy.

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

momondo helps you find the best flight between Montreal and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to London from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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