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Cheap flights from Southampton to Brussels Bruxelles-National Airport from £71

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 15/3. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BRU
21 Mar — 28 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Bruxelles-National

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Bruxelles-National
Explore the most affordable flight options available from Southampton to Bruxelles-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 February 2026.

Mon 9/319:55
SOU
-
BRU
1 stop12h 00m
Multiple Airlines
Wed 11/318:55
BRU
-
SOU
1 stop14h 50m
Multiple Airlines
Deal found 17/2£171
Tue 3/316:05
SOU
-
BRU
1 stop15h 30m
Multiple Airlines
Wed 4/321:30
BRU
-
SOU
1 stop12h 15m
Multiple Airlines
Deal found 15/2£186
Sat 4/417:20
SOU
-
BRU
1 stop3h 55m
KLM
Sat 11/415:10
BRU
-
SOU
1 stop18h 35m
KLM
Deal found 18/2£201
Mon 6/420:40
SOU
-
BRU
1 stop11h 45m
Multiple Airlines
Wed 8/421:25
BRU
-
SOU
1 stop12h 15m
Multiple Airlines
Deal found 16/2£204
Sun 5/409:15
SOU
-
BRU
1 stop12h 00m
KLM
Thu 9/406:20
BRU
-
SOU
1 stop3h 15m
KLM
Deal found 16/2£206
Fri 15/517:20
SOU
-
BRU
1 stop13h 15m
KLM
Tue 19/506:20
BRU
-
SOU
1 stop11h 30m
KLM
Deal found 15/2£239
Thu 2/411:40
SOU
-
BRU
2 stops19h 25m
Multiple Airlines
Thu 9/410:20
BRU
-
SOU
1 stop7h 15m
Multiple Airlines
Deal found 16/2£264
Mon 6/420:40
SOU
-
BRU
2 stops16h 50m
Multiple Airlines
Thu 9/421:35
BRU
-
SOU
1 stop12h 10m
Multiple Airlines
Deal found 16/2£275

Find flight deals from Southampton to Bruxelles-National

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Bruxelles-National (BRU). 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 19 February 2026.

Round-trip from

£171

One-way from

£71

Popular in

June

Cheapest in

July

Average price

£202
Aer Lingus
  • Aer Lingus
  • 9/3-11/3
  • 2 total stops
  • 26h 50m total
  • Southampton to Brussels
Search Deals
easyJet
  • easyJet
  • 15/3
  • 1 total stop
  • 15h 40m total
  • Southampton to Brussels
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£14 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Bruxelles-National 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 19 February 2026.
Use the filters below to find and compare flights from Southampton to Brussels Bruxelles-National Airport that are best for you.

Fly from

Southampton

Fly to

Bruxelles-National

Route

Depart

Return

Price

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 9/3

19:55-08:55

1 stop12h 00m

Brussels Bruxelles-National

Wed 11/3

18:55-08:45

1 stop14h 50m

£171

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Tue 3/3

16:05-08:35

1 stop15h 30m

Brussels Bruxelles-National

Wed 4/3

21:30-08:45

1 stop12h 15m

£186

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Sat 4/4

17:20-22:15

1 stop3h 55m

Brussels Bruxelles-National

Sat 11/4

15:10-08:45

1 stop18h 35m

£201

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 6/4

20:40-09:25

1 stop11h 45m

Brussels Bruxelles-National

Wed 8/4

21:25-08:40

1 stop12h 15m

£204

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Sun 5/4

09:15-22:15

1 stop12h 00m

Brussels Bruxelles-National

Thu 9/4

06:20-08:35

1 stop3h 15m

£206

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 6/4

17:20-07:35

1 stop13h 15m

Brussels Bruxelles-National

Fri 10/4

06:20-08:35

1 stop3h 15m

£206

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Sun 5/4

09:15-22:15

1 stop12h 00m

Brussels Bruxelles-National

Wed 8/4

06:20-08:35

1 stop3h 15m

£206

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Sun 5/4

09:15-22:15

1 stop12h 00m

Brussels Bruxelles-National

Fri 10/4

06:20-08:35

1 stop3h 15m

£206

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 15/5

17:20-07:35

1 stop13h 15m

Brussels Bruxelles-National

Tue 19/5

06:20-16:50

1 stop11h 30m

£239

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Sun 15/3

15:25-08:05

1 stop15h 40m

£71

Flights are sorted by cheapest return flights first.

Deals found on 18/2

Showing 1-10 of 16 results
1
2

Best time to book a flight from Southampton to Bruxelles-National

Have a flexible travel schedule? Discover the best time to fly to Bruxelles-National 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 Bruxelles-National Airport

What is the cheapest month to book a flight from Southampton to Brussels Bruxelles-National Airport?

Currently, October is the cheapest month in which you can book a flight from Southampton to Brussels Bruxelles-National Airport (average of £58). Flying from Southampton to Brussels Bruxelles-National Airport in May is currently the most expensive (average of £97). 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 Bruxelles-National

Get insights into the airlines that provide service to Bruxelles-National. 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 Bruxelles-National. Reviews last updated 19 February 2026.
Check out reviews from past customers who have flown with KLM from Southampton to Brussels Bruxelles-National Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,459 reviews
Check prices

Overall

7.7

Crew

8.4

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas
KLM
7.7
Good
1,459 reviews
KLM
7.7
Good
1,459 reviews
Check prices

Overall

7.7

Crew

8.4

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Feb 2026

EZE - SCL

It was a short trip The aeroplane was delay I arrived in Chile late and I lost my fly with Qantas

Related info for your journey

Find useful and relevant information for your journey from Southampton to Bruxelles-National. 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 Bruxelles-National?

    Most people fly from Southampton Eastleigh (SOU) if they book a flight from Southampton to Brussels Bruxelles-National. On average, Eastleigh has 0 outbound flights to Brussels Bruxelles-National per day from 1 airline. Southampton Eastleigh is conveniently located just 3.5 mi from Southampton’s city center.

  • How long is the flight from Southampton to Brussels Bruxelles-National Airport?

    KLM can get you from Southampton to Brussels Bruxelles-National Airport in just under 3h 55m. Your travel time can differ by up to . The distance between Southampton and Brussels Bruxelles-National Airport is about 254 mi.

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

    Flying on KLM is currently your cheapest option to Brussels Bruxelles-National Airport, with prices starting at £172. KLM is priced at 27% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Southampton to Bruxelles-National that include hotel bookings?

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

  • How can I find direct flights from Southampton to Bruxelles-National?

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

  • Can I find deals for business class flights from Southampton to Bruxelles-National?

    Yes. Cheapflights offers flight deals from Southampton to Bruxelles-National 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 Bruxelles-National Airport?

    Currently, October is the cheapest month in which you can book a flight from Southampton to Brussels Bruxelles-National Airport (average of £58). Flying from Southampton to Brussels Bruxelles-National Airport in May is currently the most expensive (average of £97). 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

Travelling to a place near Brussels Bruxelles-National Airport?

Book flights to Brussels Bruxelles-National Airport if you plan to visit one of these locations
Leuven
Ypres
Mons
Mechelen
Spa
Charleroi
Hasselt
Dinant
Zaventem

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Top airline flying from Southampton to Bruxelles-National

Discover the top airline that operate flights from Southampton to Bruxelles-National. 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 19 February 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£166Average£254FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Southampton to Bruxelles-National?

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Millions of users choose and trust Cheapflights to book the best flight deals from Southampton to Bruxelles-National for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Southampton to Bruxelles-National with no change fees?

Need flexible booking options for your flight to Bruxelles-National from Southampton? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Southampton to Bruxelles-National become cheaper?

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