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Cheap flights from Montreal Pierre Elliott Trudeau Intl Airport to Southampton from C$ 558

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/12. Fares are subject to change and may not be available on all flights or dates of travel.
YUL — SOU
26 Nov — 3 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Pierre Elliott Trudeau Intl to Southampton

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Cheapest flights from Pierre Elliott Trudeau Intl to Southampton
Explore the most affordable flight options available from Pierre Elliott Trudeau Intl to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 October 2025.

Sun 21/128:40 p.m.YUL - SOU
2 stops18h 40mBritish Airways
Sat 10/110:15 a.m.SOU - YUL
2 stops13h 30mBritish Airways
Deal found 27/10C$ 3,855

Cheap flight deals from Pierre Elliott Trudeau Intl to Southampton

Discover tips and strategies to find the most affordable flight options for your journey from Pierre Elliott Trudeau Intl (YUL) to Southampton (SOU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 27 October 2025.

Round-trip from

C$ 968

One-way from

C$ 558

Popular in

November

Cheapest in

October

Average price

C$ 770
Delta
  • Delta
  • 22/4-29/4
  • 2 total stops
  • 29h 45m total
  • Montreal to Southampton
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9/12
  • 9/12
  • 3 total stops
  • 37h 15m total
  • Montreal to Southampton
Search Deals
High demand for flights, 2% potential price rise
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Cheapest flight prices on average. 1% potential price decrease (C$ 36 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Pierre Elliott Trudeau Intl 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, Cheapflights users made 629,999 searches. Data last updated 27 October 2025.
Use the filters below to find and compare flights from Montreal Pierre Elliott Trudeau Intl Airport to Southampton that are best for you.

Fly from

Pierre Elliott Trudeau Intl

Fly to

Southampton

Route

Depart

Return

Price

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

6:50 p.m.-5:00 p.m.

1 stop17h 10m

Southampton Eastleigh

Wed 29/4

9:20 a.m.-4:55 p.m.

1 stop12h 35m

C$ 968

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Wed 22/4

10:00 p.m.-7:25 p.m.

2 stops16h 25m

Southampton Eastleigh

Wed 29/4

8:55 a.m.-8:15 p.m.

2 stops16h 20m

C$ 1,555

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Thu 1/1

7:00 a.m.-8:05 a.m.

2 stops20h 05m

Southampton Eastleigh

Sun 4/1

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

1 stop28h 15m

C$ 2,008

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Fri 2/1

7:10 p.m.-5:00 p.m.

1 stop16h 50m

Southampton Eastleigh

Sun 4/1

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

1 stop28h 15m

C$ 2,463

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Sun 21/12

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

2 stops18h 40m

Southampton Eastleigh

Sat 10/1

10:15 a.m.-6:45 p.m.

2 stops13h 30m

C$ 3,855

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Sat 3/1

8:30 p.m.-3:30 p.m.

2 stops14h 00m

Southampton Eastleigh

Sun 4/1

8:00 p.m.-6:45 p.m.

2 stops51h 45m

C$ 4,705

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Thu 1/1

8:40 p.m.-4:35 p.m.

2 stops14h 55m

Southampton Eastleigh

Fri 2/1

7:55 p.m.-6:45 p.m.

2 stops27h 50m

C$ 6,189

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Tue 9/12

2:30 p.m.-8:45 a.m.

3 stops37h 15m

C$ 558

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Wed 26/11

7:10 p.m.-8:05 a.m.

1 stop31h 55m

C$ 917

MontrealSouthampton

YUL - SOU

YULSOU

Montreal Pierre Elliott Trudeau Intl

Mon 24/11

7:10 p.m.-5:00 p.m.

1 stop16h 50m

C$ 917

Flights are sorted by cheapest round-trip flights first.

Deals found on 25/10

Showing 1-10 of 16 results
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Best time to book a flight from Pierre Elliott Trudeau Intl to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Pierre Elliott Trudeau Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montreal Pierre Elliott Trudeau Intl Airport to Southampton

What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Southampton?

Currently, December is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Southampton (average of C$ 481). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Southampton in July is currently the most expensive (average of C$ 903). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Southampton

Get insights into the airlines that provide service to Southampton. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southampton. Reviews last updated 27 October 2025.
See what other customers who have flown with KLM from Montreal Pierre Elliott Trudeau Intl Airport to Southampton have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,406 reviews
Check prices

Food

7.3

Comfort

7.7

Entertainment

7.1

Overall

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Food

7.3

Comfort

7.7

Entertainment

7.1

Overall

7.7

Boarding

7.8

Crew

8.4

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Pierre Elliott Trudeau Intl to Southampton. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Southampton from Montreal Pierre Elliott Trudeau Intl?

    For a flight from Montreal Pierre Elliott Trudeau Intl to Southampton, you will be flying into Eastleigh. Southampton Eastleigh (SOU) is just 5.6 km from the centre of the city. Eastleigh is the only Southampton airport and it handles 0 inbound flights from Montreal Pierre Elliott Trudeau Intl per day. 1 airline has flights to Southampton Eastleigh from Montreal Pierre Elliott Trudeau Intl on a regular basis.

  • How long is the flight from Montreal Pierre Elliott Trudeau Intl Airport to Southampton?

    Delta and British Airways can get you from Montreal Pierre Elliott Trudeau Intl Airport to Southampton in just under 16h 25m. Your travel time can differ by up to 45m. There are 5177 km between Montreal Pierre Elliott Trudeau Intl Airport and Southampton. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Montreal Pierre Elliott Trudeau Intl Airport to Southampton round-trip?

    Cheapflights users have booked flights from Montreal Pierre Elliott Trudeau Intl Airport to Southampton round-trip from C$ 1,116. This flight start at 17% lower than the current average price 3 months from now.

  • Can I find deals for flights from Pierre Elliott Trudeau Intl to Southampton that include hotel bookings?

    Yes. In addition to deals on Pierre Elliott Trudeau Intl to Southampton flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Pierre Elliott Trudeau Intl to Southampton?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Pierre Elliott Trudeau Intl to Southampton.

  • Can I find deals for business class flights from Pierre Elliott Trudeau Intl to Southampton?

    Yes. Cheapflights offers flight deals from Pierre Elliott Trudeau Intl to Southampton by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Southampton?

    Currently, December is the cheapest month in which you can book a flight from Montreal Pierre Elliott Trudeau Intl Airport to Southampton (average of C$ 481). Flying from Montreal Pierre Elliott Trudeau Intl Airport to Southampton in July is currently the most expensive (average of C$ 903). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Pierre Elliott Trudeau Intl to Southampton

Discover the top airline that operate flights from Pierre Elliott Trudeau Intl to Southampton. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 27 October 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapestC$ 1,116AverageC$ 1,379FlexibilityNo cancel feeOn-time75%
Search KLM flights

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Can Cheapflights find flights from Pierre Elliott Trudeau Intl to Southampton with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Pierre Elliott Trudeau Intl to Southampton, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Pierre Elliott Trudeau Intl to Southampton become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Southampton from Pierre Elliott Trudeau Intl today and book when prices fit your budget.

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