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Cheap flights from Southampton to Brussels Bruxelles-National Airport from £142

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/1. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BRU
4 Jan — 11 Jan1
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 5 December 2025.

Wed 31/1208:40SOU - BRU
2 stops10h 05mBritish Airways
Wed 14/111:50BRU - SOU
2 stops9h 15mBritish Airways
Deal found 3/12£493
Sat 20/1209:30SOU - BRU
2 stops24h 00mBritish Airways
Tue 23/1221:45BRU - SOU
2 stops14h 10mBritish Airways
Deal found 3/12£507
Sat 20/1209:30SOU - BRU
1 stop23h 05mAer Lingus
Mon 22/1210:15BRU - SOU
1 stop10h 25mAer Lingus
Deal found 3/12£543
Sat 20/1209:30SOU - BRU
2 stops24h 00mBritish Airways
Mon 22/1217:30BRU - SOU
2 stops21h 50mBritish Airways
Deal found 3/12£572
Fri 19/1213:30SOU - BRU
2 stops18h 15mBritish Airways
Mon 22/1220:45BRU - SOU
2 stops18h 35mBritish Airways
Deal found 3/12£591
Sat 20/1209:30SOU - BRU
1 stop23h 05mMultiple Airlines
Mon 22/1210:15BRU - SOU
2 stops10h 05mMultiple Airlines
Deal found 3/12£768
Sun 7/1209:45SOU - BRU
2 stops10h 05mBritish Airways
Thu 15/110:15BRU - SOU
2 stops10h 50mBritish Airways
Deal found 4/12£909

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 5 December 2025.

Round-trip from

£142

Popular in

June

Cheapest in

April

Average price

£251
18/1-25/1
  • 18/1-25/1
  • 2 total stops
  • 22h 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).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 5 December 2025.
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

Sun 18/1

20:10-09:05

1 stop11h 55m

Brussels Bruxelles-National

Sun 25/1

09:40-08:45

1 stop24h 05m

£151

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 12/1

12:00-13:55

2 stops24h 55m

Brussels Bruxelles-National

Fri 16/1

20:20-16:40

2 stops21h 20m

£358

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Wed 4/3

08:40-19:45

2 stops10h 05m

Brussels Bruxelles-National

Wed 18/3

11:50-20:20

2 stops9h 30m

£435

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 5/3

08:40-19:35

2 stops9h 55m

Brussels Bruxelles-National

Thu 19/3

10:15-20:20

2 stops11h 05m

£452

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Wed 3/6

08:55-20:25

2 stops10h 30m

Brussels Bruxelles-National

Wed 17/6

10:55-19:25

2 stops9h 30m

£483

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Wed 31/12

08:40-19:45

2 stops10h 05m

Brussels Bruxelles-National

Wed 14/1

11:50-20:05

2 stops9h 15m

£493

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 2/4

08:55-20:25

2 stops10h 30m

£221

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Fri 3/4

08:55-09:55

2 stops24h 00m

£237

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Mon 5/1

08:40-19:55

2 stops10h 15m

£343

Flights are sorted by cheapest return flights first.

Deals found on 3/12

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, March is the cheapest month in which you can book a flight from Southampton to Brussels Bruxelles-National Airport (average of £83). 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 5 December 2025.
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
1,430 reviews
Check prices

Food

7.2

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Crew

8.4

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
1,430 reviews
KLM
7.7
Good
1,430 reviews
Check prices

Food

7.2

Comfort

7.6

Entertainment

7.1

Overall

7.7

Boarding

7.8

Crew

8.4

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 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?

    British Airways can get you from Southampton to Brussels Bruxelles-National Airport in just under 24h 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 £161. KLM is priced at 30% 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, March is the cheapest month in which you can book a flight from Southampton to Brussels Bruxelles-National Airport (average of £83). 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
Ypres
Leuven
Mons
Mechelen
Spa
Hasselt
Charleroi
Zaventem

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Alternative routes for Southampton to Bruxelles-National

See prices for flight routes from nearby airports that may be better suited for you.
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Southampton to Charleroi Brussels flights

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 5 December 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£161Average£261FlexibilityNo 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 Bruxelles-National?

Cheapflights makes it easy to find Southampton to Bruxelles-National flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Southampton to Bruxelles-National?

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?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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