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Cheap flights from Southampton to Brussels from £74

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 23/6. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BRU
7 Feb — 14 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Brussels

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Brussels (BR1). 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 8 January 2026.

Round-trip from

£161

One-way from

£74

Popular in

June

Cheapest in

April

Average price

£196
20/2-27/2
  • 20/2-27/2
  • 2 total stops
  • 25h 10m total
  • Southampton to Brussels
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23/6
  • 23/6
  • 1 total stop
  • 23h 55m total
  • Southampton to Brussels
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£22 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find flight deals from Southampton to Brussels

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Brussels
Explore the most affordable flight options available from Southampton to Brussels. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 January 2026.

Mon 2/219:55SOU - BRU
1 stop12h 00mMultiple Airlines
Tue 3/221:55BRU - SOU
2 stops15h 00mMultiple Airlines
Deal found 7/1£164
Thu 5/217:55SOU - BRU
2 stops13h 55mMultiple Airlines
Fri 6/218:30BRU - SOU
2 stops19h 40mMultiple Airlines
Deal found 7/1£179
Mon 12/116:05SOU - CRL
2 stops15h 10mMultiple Airlines
Wed 14/113:45CRL - SOU
2 stops20h 00mMultiple Airlines
Deal found 8/1£203
Mon 12/109:30SOU - BRU
1 stop6h 20mMultiple Airlines
Tue 13/118:25BRU - SOU
1 stop18h 30mMultiple Airlines
Deal found 8/1£227
Mon 12/109:30SOU - BRU
1 stop6h 20mMultiple Airlines
Wed 14/116:30BRU - SOU
2 stops17h 15mMultiple Airlines
Deal found 8/1£231
Mon 12/109:30SOU - CRL
2 stops11h 45mMultiple Airlines
Tue 13/106:20CRL - SOU
2 stops9h 30mMultiple Airlines
Deal found 8/1£236
Mon 9/217:35SOU - BRU
1 stop13h 00mKLM
Mon 16/206:15BRU - SOU
1 stop3h 35mKLM
Deal found 8/1£245
Mon 12/120:10SOU - BRU
1 stop12h 25mAer Lingus
Wed 14/118:55BRU - SOU
1 stop14h 50mAer Lingus
Deal found 8/1£254

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Brussels 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 8 January 2026.
Use the filters below to find and compare flights from Southampton to Brussels that are best for you.

Fly from

Southampton

Fly to

Brussels

Route

Depart

Return

Price

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 5/2

17:55-08:50

2 stops13h 55m

Brussels Bruxelles-National

Fri 6/2

18:30-08:45

1 stop15h 15m

£164

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 2/2

19:55-08:55

1 stop12h 00m

Brussels Bruxelles-National

Tue 3/2

21:55-11:55

2 stops15h 00m

£164

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 9/2

17:35-07:35

1 stop13h 00m

Brussels Bruxelles-National

Mon 16/2

06:15-08:50

1 stop3h 35m

£245

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 9/2

12:00-16:40

2 stops27h 40m

Brussels Bruxelles-National

Mon 16/2

20:45-17:30

2 stops21h 45m

£379

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 19/1

12:00-13:55

2 stops24h 55m

Brussels Bruxelles-National

Fri 23/1

20:20-16:40

2 stops21h 20m

£449

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Tue 23/6

20:45-21:40

1 stop23h 55m

£74

SouthamptonBrussels

SOU - CRL

SOUCRL

Southampton Eastleigh

Tue 23/6

18:20-23:00

1 stop3h 40m

£120

SouthamptonBrussels

SOU - CRL

SOUCRL

Southampton Eastleigh

Fri 8/5

12:20-11:25

2 stops22h 05m

£125

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 8/5

09:05-22:15

1 stop12h 10m

£126

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 8/5

08:00-09:10

2 stops24h 10m

£150

Flights are sorted by cheapest return flights first.

Deals found on 7/1

Best time to book a flight from Southampton to Brussels

Have a flexible travel schedule? Discover the best time to fly to Brussels from Southampton 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 Southampton to Brussels

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

Currently, October is the cheapest month in which you can book a flight from Southampton to Brussels (average of £59). Flying from Southampton to Brussels in June is currently the most expensive (average of £94). 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 Brussels

Get insights into the airlines that provide service to Brussels. 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 Brussels. Reviews last updated 8 January 2026.
Get a feel of what it's like to fly with KLM from Southampton to Brussels by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.4

Food

7.2

Overall

7.7

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle
KLM
7.7
Good
1,434 reviews
KLM
7.7
Good
1,434 reviews
Check prices

Crew

8.4

Food

7.2

Overall

7.7

Boarding

7.8

Entertainment

7.1

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

YYC - AMS

Not literally sitting in the very last row in the middle

Related info for your journey

Find useful and relevant information for your journey from Southampton to Brussels. 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 from for flights from Southampton to Brussels?

    Southampton Eastleigh (SOU), located 3.5 mi from the city center, is the airport you fly out of when you book flights from Southampton to Brussels. 1 airline have flights from Eastleigh to Brussels on a regular basis. Booking flights from Southampton Eastleigh to Brussels should not be difficult; the airport handles an average of 0 outbound flights to Brussels per day.

  • What is the cheapest airline to fly from Southampton to Brussels round-trip?

    Flying on KLM is currently your cheapest option to Brussels, with prices starting at £160. KLM is currently priced 30% below the average price you’ll pay for this route.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Southampton to Brussels (average of £59). Flying from Southampton to Brussels in June is currently the most expensive (average of £94). 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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Alternative routes for Southampton to Brussels

See prices for flight routes from nearby airports that may be better suited for you.
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East Midlands to Bruxelles-National flights
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East Midlands to Charleroi Brussels flights
Luton to Antwerp flights
Exeter to Bruxelles-National flights
Newcastle upon Tyne to Charleroi Brussels flights
Birmingham to Antwerp flights
Norwich to Bruxelles-National flights
Newquay to Bruxelles-National flights
Gatwick to Ostend flights
Edinburgh to Antwerp flights
Southampton to Charleroi Brussels flights
Leeds to Antwerp flights
Heathrow to Antwerp flights
Southend to Antwerp flights
Heathrow to Ostend flights
Manchester to Ostend flights
Doncaster to Bruxelles-National flights
London City to Charleroi Brussels flights
Darlington to Bruxelles-National flights

Top airline flying from Southampton to Brussels

Discover the top airline that operate flights from Southampton to Brussels. 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 858,174 searches. Data last updated 8 January 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£160Average£255FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from Southampton to Brussels, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Brussels?

Cheapflights helps you find that perfect flight to Brussels from Southampton by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Southampton to Brussels with no change fees?

Yes, we can. To see specific flights from Southampton to Brussels with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Southampton to Brussels become cheaper?

Of course! You can now track prices for flights from Southampton to Brussels and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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