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Cheap flights from Southampton to Belgium from £88

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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BRU
6 Sep — 13 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Belgium

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Belgium
Explore the most affordable flight options available from Southampton to Belgium. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 August 2026.

Mon 7/920:40 -
1 stop11h 45m
Wed 16/919:00 -
1 stop14h 35m
Deal found 3/8£128
Tue 15/918:10 -
1 stop14h 50m
Wed 16/917:20 -
1 stop16h 15m
Deal found 7/8£143
Thu 3/917:20 -
1 stop14h 20m
Wed 9/917:20 -
1 stop16h 15m
Deal found 6/8£149
Tue 8/917:20 -
1 stop14h 05m
Thu 10/921:05 -
1 stop12h 40m
Deal found 7/8£170
Fri 27/1120:30 -
1 stop13h 50m
Sat 28/1118:50 -
1 stop14h 50m
Deal found 7/8£176
Wed 2/917:20 -
2 stops13h 50m
Sat 5/908:10 -
2 stops12h 20m
Deal found 7/8£186
Tue 15/918:25 -
2 stops14h 30m
Wed 16/919:00 -
1 stop14h 35m
Deal found 7/8£194
Sun 13/1216:05 -
1 stop6h 05m
Mon 21/1210:00 -
1 stop9h 50m
Deal found 4/8£199
Wed 2/917:20 -
1 stop13h 15m
Sat 5/915:10 -
1 stop18h 35m
Deal found 7/8£209
Sun 6/917:20 -
1 stop15h 20m
Sun 13/908:05 -
1 stop25h 30m
Deal found 7/8£210

Find flight deals from Southampton to Belgium

Keep the following information in mind while searching for Southampton to Belgium flight deals. Data was last updated 7 August 2026.

Round-trip from

£128

One-way from

£88

Popular in

July

Cheapest in

November

Average price

£134
7/9-16/9
  • 7/9-16/9
  • 2 total stops
  • 26h 20m total
  • Southampton to Belgium
Search Deals
9/9
  • 9/9
  • 1 total stop
  • 15h 15m total
  • Southampton to Belgium
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£9 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton to Belgium 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 7 August 2026.
Use the filters below to find and compare flights from Southampton to Belgium that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonBrussels

SOU Southampton Eastleigh - BRU Brussels Bruxelles-National

SOUBRU

Southampton Eastleigh

Mon 7/9

20:40-09:25

1 stop11h 45m

Brussels Bruxelles-National

Wed 16/9

19:00-08:35

1 stop14h 35m

£128

SouthamptonBrussels

SOU Southampton Eastleigh - CRL Charleroi Brussels

SOUCRL

Southampton Eastleigh

Thu 3/9

17:20-08:40

1 stop14h 20m

Charleroi Brussels

Wed 9/9

17:20-08:35

1 stop16h 15m

£149

SouthamptonBrussels

SOU Southampton Eastleigh - CRL Charleroi Brussels

SOUCRL

Southampton Eastleigh

Tue 8/9

17:20-08:25

1 stop14h 05m

Charleroi Brussels

Thu 10/9

21:05-08:45

1 stop12h 40m

£170

SouthamptonBrussels

SOU Southampton Eastleigh - CRL Charleroi Brussels

SOUCRL

Southampton Eastleigh

Fri 27/11

20:30-11:20

1 stop13h 50m

Charleroi Brussels

Sat 28/11

18:50-08:40

2 stops14h 50m

£194

SouthamptonBrussels

SOU Southampton Eastleigh - BRU Brussels Bruxelles-National

SOUBRU

Southampton Eastleigh

Sun 13/12

16:05-23:10

1 stop6h 05m

Brussels Bruxelles-National

Mon 21/12

10:00-18:50

1 stop9h 50m

£199

SouthamptonBrussels

SOU Southampton Eastleigh - BRU Brussels Bruxelles-National

SOUBRU

Southampton Eastleigh

Tue 15/9

20:00-09:55

1 stop12h 55m

Brussels Bruxelles-National

Wed 16/9

19:00-08:35

1 stop14h 35m

£200

SouthamptonBrussels

SOU Southampton Eastleigh - BRU Brussels Bruxelles-National

SOUBRU

Southampton Eastleigh

Sun 6/9

17:20-09:40

1 stop15h 20m

Brussels Bruxelles-National

Sun 13/9

08:05-08:35

1 stop25h 30m

£210

SouthamptonBrussels

SOU Southampton Eastleigh - CRL Charleroi Brussels

SOUCRL

Southampton Eastleigh

Sun 6/9

12:35-09:15

2 stops19h 40m

Charleroi Brussels

Sun 13/9

16:00-08:40

2 stops17h 40m

£216

SouthamptonBrussels

SOU Southampton Eastleigh - BRU Brussels Bruxelles-National

SOUBRU

Southampton Eastleigh

Thu 3/9

17:20-07:35

1 stop13h 15m

Brussels Bruxelles-National

Wed 9/9

06:20-08:45

1 stop3h 25m

£221
Fastest return journey

SouthamptonBrussels

SOU Southampton Eastleigh - BRU Brussels Bruxelles-National

SOUBRU

Southampton Eastleigh

Sun 13/12

09:30-14:15

1 stop3h 45m

Brussels Bruxelles-National

Tue 22/12

06:10-08:10

1 stop3h 00m

£244

Flights are sorted by cheapest return flights first.

Deals found on 3/8

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Southampton to Belgium

Have a flexible travel schedule? Discover the best time to fly to Belgium 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 Belgium

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Belgium

Get insights into the airlines that provide service to Belgium. 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 Belgium. Reviews last updated 7 August 2026.
Check out reviews from past customers who have flown with KLM from Southampton to Belgium 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
7.8
Good
1,555 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Crew

8.4

Food

7.3

Overall

7.8

Comfort

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.8
Good
1,555 reviews
KLM
7.8
Good
1,555 reviews
Check prices

Entertainment

7.2

Boarding

7.8

Crew

8.4

Food

7.3

Overall

7.8

Comfort

7.7

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

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

    For a flight from Southampton to Belgium, you will be flying from Eastleigh. Southampton Eastleigh (SOU) is just 3.5 mi from the center of the city.

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

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

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

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

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

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

See more FAQs

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Top airline flying from Southampton to Belgium

Discover the top airline that operate flights from Southampton to Belgium. 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 7 August 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£177Average£249FlexibilityNo 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 Belgium?

Cheapflights helps you search for flights from Southampton to Belgium via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Southampton to Belgium.

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

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

Can Cheapflights notify me if prices for flights from Southampton to Belgium 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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