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Cheap flights from Belgium to Southampton from £108

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 21/8. Fares are subject to change and may not be available on all flights or dates of travel.
BRU — SOU
8 Jul — 15 Jul1
1 adult

Cheap flight deals from Belgium to Southampton

Keep the following information in mind while searching for Belgium to Southampton flight deals. Data was last updated 3 July 2025.

Round-trip from

£224

One-way from

£108

Popular in

May

Cheapest in

January

Average price

£122
15/8-22/8
  • 15/8-22/8
  • 3 total stops
  • 27h 50m total
  • Belgium to Southampton
Search Deals
Aer Lingus
  • Aer Lingus
  • 21/8
  • 1 total stop
  • 12h 20m total
  • Belgium to Southampton
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£5 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

Find flight deals from Belgium to Southampton

Cheapest flights from Belgium to Southampton
Explore the most affordable flight options available from Belgium to Southampton. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Fri 15/817:20BRU - SOU
2 stops15h 35mMultiple Airlines
Fri 22/820:00SOU - BRU
1 stop12h 15mMultiple Airlines
Deal found 1/7£224
Sat 16/815:05BRU - SOU
1 stop2h 55mKLM
Sat 23/817:35SOU - BRU
1 stop3h 40mKLM
Deal found 2/7£243
Thu 7/821:05CRL - SOU
2 stops19h 35mMultiple Airlines
Mon 11/808:55SOU - CRL
2 stops13h 00mMultiple Airlines
Deal found 2/7£262
Fri 10/1010:45BRU - SOU
2 stops9h 40mBritish Airways
Sun 12/1008:45SOU - BRU
2 stops10h 00mBritish Airways
Deal found 3/7£662

Cheapflights Fare Finder

Customise your flight search to find flights from Belgium 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 858,174 searches. Data last updated 3 July 2025.
Use the filters below to find and compare flights from Belgium to Southampton that are best for you.

Fly from

Belgium

Fly to

Southampton

Route

Depart

Return

Price

BrusselsSouthampton

BRU - SOU

BRUSOU

Brussels Bruxelles-National

Fri 15/8

17:20-07:55

2 stops15h 35m

Southampton Eastleigh

Fri 22/8

20:00-09:15

1 stop12h 15m

£224

BrusselsSouthampton

BRU - SOU

BRUSOU

Brussels Bruxelles-National

Sat 16/8

15:05-17:00

1 stop2h 55m

Southampton Eastleigh

Sat 23/8

17:35-22:15

1 stop3h 40m

£243

BrusselsSouthampton

CRL - SOU

CRLSOU

Charleroi Brussels

Thu 7/8

21:05-15:40

2 stops19h 35m

Southampton Eastleigh

Mon 11/8

08:55-22:55

2 stops13h 00m

£262

BrusselsSouthampton

BRU - SOU

BRUSOU

Brussels Bruxelles-National

Fri 10/10

10:45-19:25

2 stops9h 40m

Southampton Eastleigh

Sun 12/10

08:45-19:45

2 stops10h 00m

£662

BrusselsSouthampton

BRU - SOU

BRUSOU

Brussels Bruxelles-National

Thu 21/8

21:20-08:40

1 stop12h 20m

£108

BrusselsSouthampton

BRU - SOU

BRUSOU

Brussels Bruxelles-National

Thu 21/8

08:00-16:35

2 stops9h 35m

£182

BrusselsSouthampton

BRU - SOU

BRUSOU

Brussels Bruxelles-National

Tue 9/9

20:25-16:05

2 stops20h 40m

£224

BrusselsSouthampton

BRU - SOU

BRUSOU

Brussels Bruxelles-National

Fri 11/7

15:05-08:45

1 stop18h 40m

£287

Flights are sorted by cheapest return flights first.

Deals found on 1/7

Best time to book a flight from Belgium to Southampton

Have a flexible travel schedule? Discover the best time to fly to Southampton from Belgium with our price prediction graph.
Estimated return 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 Belgium to Southampton

What is the cheapest month to book a flight from Belgium to Southampton?

Currently, September is the cheapest month in which you can book a flight from Belgium to Southampton (average of £203). Flying from Belgium to Southampton in November is currently the most expensive (average of £262). 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 3 July 2025.
Get a feel of what it's like to fly with KLM, Aer Lingus, andBritish Airways from Belgium to Southampton by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,366 reviews
Check prices

Entertainment

7.1

Food

7.2

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,366 reviews
KLM
7.8
Good
1,366 reviews
Check prices

Entertainment

7.1

Food

7.2

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Aer Lingus
7.1
Good
1,144 reviews
KLM
7.8
Good
1,366 reviews
Check prices

Entertainment

7.1

Food

7.2

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.6
Okay
7,089 reviews
KLM
7.8
Good
1,366 reviews
Check prices

Entertainment

7.1

Food

7.2

Boarding

7.8

Overall

7.8

Crew

8.4

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Belgium 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 Belgium?

    Located just 3.5 mi from the city center, Southampton Eastleigh (SOU) is the airport most travelers will use when flying to Southampton from Belgium.

  • What are the cheapest airlines to fly from Belgium to Southampton one-way?

    The cheapet airlines for a one-way flight from Belgium to Southampton are Aer Lingus (£108), British Airways (£224), and KLM (£287).

  • Can I find deals for flights from Belgium to Southampton that include hotel bookings?

    Yes. In addition to deals on Belgium to Southampton flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belgium to Southampton?

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

  • Can I find deals for business class flights from Belgium to Southampton?

    Yes. Cheapflights offers flight deals from Belgium 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 Belgium to Southampton?

    Currently, September is the cheapest month in which you can book a flight from Belgium to Southampton (average of £203). Flying from Belgium to Southampton in November is currently the most expensive (average of £262). 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

Browse thousands of different options on Cheapflights for your next trip

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How does Cheapflights help users find flights from Belgium to Southampton?

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