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Cheap flights from Southampton to Belgium from £80

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 29/8. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — BRU
21 Jul — 28 Jul1
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 21 June 2026.

Thu 6/820:00
SOU
-
CRL
1 stop11h 40m
Multiple Airlines
Wed 12/817:20
CRL
-
SOU
1 stop16h 15m
Multiple Airlines
Deal found 17/6£174
Thu 2/720:00
SOU
-
BRU
1 stop12h 20m
Multiple Airlines
Wed 8/719:00
BRU
-
SOU
1 stop14h 35m
Multiple Airlines
Deal found 19/6£190
Thu 6/820:00
SOU
-
BRU
1 stop12h 20m
Multiple Airlines
Wed 12/810:30
BRU
-
SOU
1 stop7h 20m
Multiple Airlines
Deal found 17/6£204
Wed 17/608:55
SOU
-
CRL
2 stops22h 15m
Multiple Airlines
Wed 24/617:20
CRL
-
SOU
1 stop16h 15m
Multiple Airlines
Deal found 16/6£206
Thu 20/820:00
SOU
-
BRU
1 stop12h 40m
Multiple Airlines
Sun 23/809:50
BRU
-
SOU
1 stop10h 40m
Multiple Airlines
Deal found 21/6£220
Thu 2/717:20
SOU
-
BRU
1 stop15h 20m
KLM
Wed 8/715:10
BRU
-
SOU
1 stop18h 35m
KLM
Deal found 18/6£257
Fri 19/606:45
SOU
-
CRL
1 stop7h 45m
Multiple Airlines
Fri 19/621:35
CRL
-
SOU
1 stop21h 05m
Multiple Airlines
Deal found 18/6£553

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 21 June 2026.

Round-trip from

£174

One-way from

£80

Popular in

May

Cheapest in

November

Average price

£150
6/8-12/8
  • 6/8-12/8
  • 2 total stops
  • 27h 55m total
  • Southampton to Belgium
Search Deals
29/8
  • 29/8
  • 1 total stop
  • 12h 15m total
  • Southampton to Belgium
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (£11 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 June 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 21 June 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 - CRL

SOUCRL

Southampton Eastleigh

Thu 6/8

20:00-08:40

1 stop11h 40m

Charleroi Brussels

Wed 12/8

17:20-08:35

1 stop16h 15m

£174

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 20/8

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Sun 23/8

09:50-19:30

1 stop10h 40m

£220

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 6/8

11:40-09:20

2 stops20h 40m

Brussels Bruxelles-National

Wed 12/8

18:00-11:05

2 stops18h 05m

£238

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 2/7

11:40-08:05

2 stops19h 25m

Brussels Bruxelles-National

Wed 8/7

10:25-08:35

3 stops23h 10m

£294

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Wed 9/9

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Wed 30/9

10:20-19:30

1 stop10h 10m

£298

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Tue 13/10

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Tue 20/10

21:25-08:05

1 stop11h 40m

£301

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Sun 19/7

20:00-09:40

1 stop12h 40m

Brussels Bruxelles-National

Tue 18/8

10:20-16:50

1 stop7h 30m

£324

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Thu 3/9

06:45-09:55

2 stops26h 10m

Brussels Bruxelles-National

Mon 7/9

15:05-09:25

2 stops19h 20m

£393

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Tue 13/10

06:45-19:10

2 stops11h 25m

Brussels Bruxelles-National

Tue 20/10

19:55-12:55

2 stops18h 00m

£402
Fastest return journey

SouthamptonBrussels

SOU - BRU

SOUBRU

Southampton Eastleigh

Wed 16/9

08:55-20:25

2 stops10h 30m

Brussels Bruxelles-National

Wed 30/9

11:00-19:25

2 stops9h 25m

£468

Flights are sorted by cheapest return flights first.

Deals found on 19/6

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

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 21 June 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
1,530 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful
KLM
7.8
Good
1,530 reviews
KLM
7.8
Good
1,530 reviews
Check prices

Entertainment

7.2

Comfort

7.7

Boarding

7.8

Crew

8.4

Overall

7.8

Food

7.3

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2026

OKC - ATL

Flight was ok - difficult as I had seat next to bathroom.. Food awful

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 21 June 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£180Average£253FlexibilityNo 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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