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Cheap flights from Montreal to London from C$ 512

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 1/4. 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

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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.
Delta Logo
7:10 p.m. - 5:05 p.m.
YUL
-
SOU
16h 55m1 stop
Delta Logo
9:00 a.m. - 5:20 p.m.
SOU
-
YUL
13h 20m1 stop
C$ 878Delta
Mon, 26 Jan - Fri, 6 Feb
Delta Logo
6:50 p.m. - 4:50 p.m.
YUL
-
SOU
17h 00m1 stop
Delta Logo
5:20 p.m. - 4:55 p.m.
SOU
-
YUL
28h 35m1 stop
C$ 899Delta
Mon, 6 Apr - Sun, 19 Apr
Delta Logo
6:00 a.m. - 8:50 a.m.
YUL
-
SOU
45h 50m2 stops
Delta Logo
9:25 a.m. - 5:20 p.m.
SOU
-
YUL
12h 55m1 stop
C$ 917Delta
Mon, 26 Jan - Wed, 11 Feb
Delta Logo
6:50 p.m. - 4:50 p.m.
YUL
-
SOU
17h 00m1 stop
Delta Logo
9:05 a.m. - 4:55 p.m.
SOU
-
YUL
12h 50m1 stop
C$ 924Delta
Tue, 28 Apr - Mon, 11 May
Delta Logo
6:50 p.m. - 4:50 p.m.
YUL
-
SOU
17h 00m1 stop
Delta Logo
5:20 p.m. - 4:15 p.m.
SOU
-
YUL
27h 55m2 stops
C$ 938Delta
Mon, 6 Apr - Sun, 19 Apr
Delta Logo
7:10 p.m. - 5:05 p.m.
YUL
-
SOU
16h 55m1 stop
Delta Logo
9:25 a.m. - 5:20 p.m.
SOU
-
YUL
12h 55m1 stop
C$ 940Delta
Mon, 26 Jan - Mon, 9 Feb
Delta Logo
6:50 p.m. - 4:50 p.m.
YUL
-
SOU
17h 00m1 stop
Delta Logo
9:15 a.m. - 4:55 p.m.
SOU
-
YUL
12h 40m1 stop
C$ 949Delta
Fri, 22 May - Sat, 30 May
Delta Logo
1:02 p.m. - 8:25 a.m.
YUL
-
SOU
14h 23m2 stops
Delta Logo
9:00 a.m. - 12:12 p.m.
SOU
-
YUL
32h 12m2 stops
C$ 950Delta
Thu, 22 Jan - Thu, 5 Feb
Delta Logo
6:00 a.m. - 8:35 a.m.
YUL
-
SOU
21h 35m2 stops
Delta Logo
9:05 a.m. - 4:55 p.m.
SOU
-
YUL
12h 50m1 stop
C$ 962Delta
Tue, 28 Apr - Mon, 11 May
Delta Logo
6:00 a.m. - 4:50 p.m.
YUL
-
SOU
29h 50m2 stops
Delta Logo
9:05 a.m. - 11:08 p.m.
SOU
-
YUL
19h 03m2 stops
C$ 969Delta
Mon, 6 Apr - Tue, 21 Apr

KLM flights from Montreal to Southampton

Our best KLM deals on Montreal to Southampton flight tickets
KLM
26 May
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
16h 50m
2 stops
SOU4:50 p.m.Southampton Eastleigh
7 Jun
SOU5:20 p.m.Southampton Eastleigh
28h 35m
1 stop
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,430
Find similar
KLM
26 May
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
16h 50m
2 stops
SOU4:50 p.m.Southampton Eastleigh
7 Jun
SOU5:20 p.m.Southampton Eastleigh
28h 35m
1 stop
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,434
Find similar
KLM
21 May
YUL7:00 p.m.Montreal Pierre Elliott Trudeau Intl
16h 50m
2 stops
SOU4:50 p.m.Southampton Eastleigh
4 Jun
SOU9:05 a.m.Southampton Eastleigh
12h 50m
1 stop
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,481
Find similar

Delta flights from Montreal to Southampton

Our best Delta deals on Montreal to Southampton flight tickets
Delta
26 Jan
YUL7:10 p.m.Montreal Pierre Elliott Trudeau Intl
16h 55m
1 stop
SOU5:05 p.m.Southampton Eastleigh
5 Feb
SOU5:35 p.m.Southampton Eastleigh
28h 45m
1 stop
YUL5:20 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 878
Find similar
Delta
6 Apr
YUL6:50 p.m.Montreal Pierre Elliott Trudeau Intl
17h 00m
1 stop
SOU4:50 p.m.Southampton Eastleigh
21 Apr
SOU9:05 a.m.Southampton Eastleigh
12h 50m
1 stop
YUL4:55 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 899
Find similar
Delta
26 Jan
YUL7:10 p.m.Montreal Pierre Elliott Trudeau Intl
16h 55m
1 stop
SOU5:05 p.m.Southampton Eastleigh
7 Feb
SOU9:25 a.m.Southampton Eastleigh
31h 47m
2 stops
YUL12:12 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 917
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 January 2026.
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

Mon 26/1

7:10 p.m.-5:05 p.m.

1 stop16h 55m

Southampton Eastleigh

Fri 6/2

9:00 a.m.-5:20 p.m.

1 stop13h 20m

C$ 878

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

6:50 p.m.-4:50 p.m.

1 stop17h 00m

Southampton Eastleigh

Sun 19/4

5:20 p.m.-4:55 p.m.

1 stop28h 35m

C$ 899

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 26/1

6:00 a.m.-8:50 a.m.

2 stops45h 50m

Southampton Eastleigh

Wed 11/2

9:25 a.m.-5:20 p.m.

1 stop12h 55m

C$ 917

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Tue 28/4

6:50 p.m.-4:50 p.m.

1 stop17h 00m

Southampton Eastleigh

Mon 11/5

9:05 a.m.-4:55 p.m.

1 stop12h 50m

C$ 924

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

6:50 p.m.-4:50 p.m.

1 stop17h 00m

Southampton Eastleigh

Sun 19/4

5:20 p.m.-4:15 p.m.

2 stops27h 55m

C$ 938

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 26/1

7:10 p.m.-5:05 p.m.

1 stop16h 55m

Southampton Eastleigh

Mon 9/2

9:25 a.m.-5:20 p.m.

1 stop12h 55m

C$ 940

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Fri 22/5

6:50 p.m.-4:50 p.m.

1 stop17h 00m

Southampton Eastleigh

Sat 30/5

9:15 a.m.-4:55 p.m.

1 stop12h 40m

C$ 949

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Thu 22/1

1:02 p.m.-8:25 a.m.

2 stops14h 23m

Southampton Eastleigh

Thu 5/2

9:00 a.m.-12:12 p.m.

2 stops32h 12m

C$ 950

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Tue 28/4

6:00 a.m.-8:35 a.m.

2 stops21h 35m

Southampton Eastleigh

Mon 11/5

9:05 a.m.-4:55 p.m.

1 stop12h 50m

C$ 962

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 6/4

6:00 a.m.-4:50 p.m.

2 stops29h 50m

Southampton Eastleigh

Tue 21/4

9:05 a.m.-11:08 p.m.

2 stops19h 03m

C$ 969

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 airline that flies from Montreal to Southampton Eastleigh?

KLM is the most popular carrier operating from Montreal to Southampton Eastleigh

Which airlines fly to Southampton?

Air Canada, British Airways and Lufthansa are the top three most popular airlines that fly to Southampton from Montreal according to our data. Air Canada is the first choice among our users, with 52% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 11 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

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

Fastest flight time

14h 10m

Direct flights

None
The fastest flight from Montreal to Southampton takes 14h 10m
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 10m.

  • 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$ 1,098Free CancellationRating
7.7
1,434 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.

An easier way to manage your Southampton trip

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