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Cheap flights from Montreal to London from C$ 1,264

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 20/12. 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

Enter your travel dates to find the best prices.
British Airways Logo
8:40 p.m. - 8:00 p.m.YUL-SOU
18h 20m2 stops
British Airways Logo
8:40 a.m. - 6:45 p.m.SOU-YUL
15h 05m2 stops
C$ 1,562British Airways
Find Deal
Tue, 20 Jan - Thu, 29 Jan
Delta Logo
7:45 p.m. - 5:25 p.m.YUL-SOU
40h 40m2 stops
Delta Logo
5:35 p.m. - 8:44 a.m.SOU-YUL
44h 09m2 stops
C$ 1,593Delta
Find Deal
Tue, 16 Dec - Wed, 7 Jan
British Airways Logo
8:40 p.m. - 4:00 p.m.YUL-SOU
14h 20m2 stops
British Airways Logo
8:30 p.m. - 6:45 p.m.SOU-YUL
27h 15m2 stops
C$ 1,649British Airways
Find Deal
Tue, 20 Jan - Thu, 29 Jan
Delta Logo
7:45 p.m. - 5:25 p.m.YUL-SOU
40h 40m2 stops
Delta Logo
5:30 p.m. - 6:37 p.m.SOU-YUL
54h 07m2 stops
C$ 1,693Delta
Find Deal
Tue, 16 Dec - Tue, 6 Jan
Delta Logo
7:10 p.m. - 8:10 a.m.YUL-SOU
32h 00m1 stop
Delta Logo
8:40 a.m. - 5:20 p.m.SOU-YUL
13h 40m1 stop
C$ 1,724Delta
Find Deal
Mon, 22 Dec - Wed, 31 Dec
Delta Logo
7:10 p.m. - 8:10 a.m.YUL-SOU
32h 00m1 stop
Delta Logo
5:35 p.m. - 1:22 p.m.SOU-YUL
48h 47m2 stops
C$ 1,759Delta
Find Deal
Mon, 22 Dec - Wed, 7 Jan
Delta Logo
7:10 p.m. - 8:10 a.m.YUL-SOU
32h 00m1 stop
Delta Logo
6:05 p.m. - 5:20 p.m.SOU-YUL
28h 15m1 stop
C$ 1,775Delta
Find Deal
Mon, 22 Dec - Sun, 28 Dec
Delta Logo
7:45 p.m. - 5:25 p.m.YUL-SOU
40h 40m2 stops
Delta Logo
9:25 a.m. - 8:44 a.m.SOU-YUL
28h 19m2 stops
C$ 1,785Delta
Find Deal
Tue, 16 Dec - Mon, 5 Jan
Delta Logo
2:37 p.m. - 8:05 a.m.YUL-SOU
36h 28m2 stops
Delta Logo
5:35 p.m. - 1:22 p.m.SOU-YUL
48h 47m2 stops
C$ 1,793Delta
Find Deal
Wed, 17 Dec - Wed, 7 Jan
Delta Logo
7:10 p.m. - 8:10 a.m.YUL-SOU
32h 00m1 stop
Delta Logo
5:30 p.m. - 6:37 p.m.SOU-YUL
54h 07m2 stops
C$ 1,859Delta
Find Deal
Mon, 22 Dec - Tue, 6 Jan

British Airways flights from Montreal to Southampton

Our best British Airways deals on Montreal to Southampton flight tickets
British Airways
20 Jan
YUL8:40 p.m.Montreal Pierre Elliott Trudeau Intl
18h 20m
2 stops
SOU8:00 p.m.Southampton Eastleigh
29 Jan
SOU8:40 a.m.Southampton Eastleigh
15h 05m
2 stops
YUL6:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,562
Find similar
British Airways
20 Jan
YUL8:40 p.m.Montreal Pierre Elliott Trudeau Intl
14h 20m
2 stops
SOU4:00 p.m.Southampton Eastleigh
29 Jan
SOU8:30 p.m.Southampton Eastleigh
27h 15m
2 stops
YUL6:45 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,649
Find similar

Delta flights from Montreal to Southampton

Our best Delta deals on Montreal to Southampton flight tickets
Delta
16 Dec
YUL7:45 p.m.Montreal Pierre Elliott Trudeau Intl
40h 40m
2 stops
SOU5:25 p.m.Southampton Eastleigh
7 Jan
SOU5:35 p.m.Southampton Eastleigh
44h 09m
2 stops
YUL8:44 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,593
Find similar
Delta
16 Dec
YUL7:45 p.m.Montreal Pierre Elliott Trudeau Intl
40h 40m
2 stops
SOU5:25 p.m.Southampton Eastleigh
6 Jan
SOU5:30 p.m.Southampton Eastleigh
54h 07m
2 stops
YUL6:37 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,693
Find similar
Delta
22 Dec
YUL7:10 p.m.Montreal Pierre Elliott Trudeau Intl
32h 00m
1 stop
SOU8:10 a.m.Southampton Eastleigh
31 Dec
SOU8:40 a.m.Southampton Eastleigh
13h 40m
1 stop
YUL5:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,724
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to Southampton 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 6 November 2025.
Use the filters below to find and compare flights from Montreal to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

8:40 p.m.-8:00 p.m.

2 stops18h 20m

Southampton Eastleigh

Thu 29/1

8:40 a.m.-6:45 p.m.

2 stops15h 05m

C$ 1,562

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Tue 16/12

7:45 p.m.-5:25 p.m.

2 stops40h 40m

Southampton Eastleigh

Wed 7/1

5:35 p.m.-8:44 a.m.

2 stops44h 09m

C$ 1,593

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Tue 20/1

8:40 p.m.-4:00 p.m.

2 stops14h 20m

Southampton Eastleigh

Thu 29/1

8:30 p.m.-6:45 p.m.

2 stops27h 15m

C$ 1,649

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Tue 16/12

7:45 p.m.-5:25 p.m.

2 stops40h 40m

Southampton Eastleigh

Tue 6/1

5:30 p.m.-6:37 p.m.

2 stops54h 07m

C$ 1,693

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 22/12

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

1 stop32h 00m

Southampton Eastleigh

Wed 31/12

8:40 a.m.-5:20 p.m.

1 stop13h 40m

C$ 1,724

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 22/12

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

1 stop32h 00m

Southampton Eastleigh

Wed 7/1

5:35 p.m.-1:22 p.m.

2 stops48h 47m

C$ 1,759

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 22/12

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

1 stop32h 00m

Southampton Eastleigh

Sun 28/12

6:05 p.m.-5:20 p.m.

1 stop28h 15m

C$ 1,775

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Tue 16/12

7:45 p.m.-5:25 p.m.

2 stops40h 40m

Southampton Eastleigh

Mon 5/1

9:25 a.m.-8:44 a.m.

2 stops28h 19m

C$ 1,785

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Wed 17/12

2:37 p.m.-8:05 a.m.

2 stops36h 28m

Southampton Eastleigh

Wed 7/1

5:35 p.m.-1:22 p.m.

2 stops48h 47m

C$ 1,793

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 22/12

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

1 stop32h 00m

Southampton Eastleigh

Tue 6/1

5:30 p.m.-6:37 p.m.

2 stops54h 07m

C$ 1,859

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Montreal to Southampton

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 day to depart on your flight to Southampton?

On average, the least expensive day to fly to Southampton from Montreal is on a Thursday. momondo users have found tickets for Thursday departures for as low as C$ 1,141. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around C$ 1,571. These prices are subject to change though, so be sure to set up a Price Alert for flights to Southampton.

What is the cheapest time of day to depart on your flight to Southampton?

In the morning is the cheapest time of day to fly from Montreal to Southampton when you can find flight prices for as low as C$ 1,118. Flying to Southampton in the morning is an ideal time because this is during off-peak travel hours. In the afternoon is when there is more demand to fly to Southampton, so prices are often more expensive at around C$ 1,488 per ticket.

When to book flights from Montreal to Southampton

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

Cheap Montreal to Southampton (YMQ to SOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Southampton

Direct flights

None
There are no direct flights from Montreal to Southampton. There are no popular flight routes from Montreal to Southampton.
Search flight deals

  • How far is Montreal to Southampton Eastleigh by plane?

    Southampton Eastleigh is 5161.5 km away from Montreal. In terms of flight time, this usually takes a little over 14h 20m.

  • When did momondo last update prices for flights from Montreal to Southampton Eastleigh Airport?

    Prices for flights from Montreal to Southampton Eastleigh Airport are updated daily.

  • How many operators does momondo search for flights from Montreal to Southampton Eastleigh Airport?

  • How old do you have to be to fly from Montreal to Southampton Eastleigh 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 Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

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

Best airlines flying from Montreal to Southampton

Compare and see reviews for airlines that fly from Montreal to Southampton with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom C$ 1,125Free CancellationRating
7.7
1,405 reviews
Search KLM flights

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

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

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

momondo does allow users to show only those flights to Southampton from Montreal which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Montreal to Southampton flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Montreal to Southampton 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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