| 1. Round | 22/08/1998 | Lommelse SK | - | KSK Beveren | 2:1 | ||||
| 2. Round | 29/08/1998 | KSK Beveren | - | RSC Anderlecht | 2:1 | ||||
| 3. Round | 02/09/1998 | KRC Harelbeke | - | KSK Beveren | 1:1 | ||||
| 4. Round | 05/09/1998 | KSK Beveren | - | Sporting Lokeren | 1:2 | ||||
| 5. Round | 09/09/1998 | Lierse SK (old) | - | KSK Beveren | 3:0 | ||||
| 6. Round | 12/09/1998 | KSK Beveren | - | KV Oostende | 5:0 |  |
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| 7. Round | 19/09/1998 | Standard Liège | - | KSK Beveren | 1:2 |  |
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| 16. Round | 29/11/1998 | KFC Germinal Ekeren | - | KSK Beveren | 1:0 | ||||
| 24. Round | 27/02/1999 | KSK Beveren | - | Standard Liège | 0:6 | ||||
| 25. Round | 06/03/1999 | KAA Gent | - | KSK Beveren | 4:1 | ||||
| 26. Round | 13/03/1999 | KSK Beveren | - | KRC Genk | 1:0 | |
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| 27. Round | 21/03/1999 | KV Kortrijk | - | KSK Beveren | 1:0 | ||||
| 28. Round | 03/04/1999 | KSK Beveren | - | RSC Charleroi | 1:2 | ||||
| 29. Round | 17/04/1999 | K.S.C. Eendracht Aalst | - | KSK Beveren | 0:1 | ||||
| 31. Round | 01/05/1999 | KSK Beveren | - | KVC Westerlo | 1:0 | ||||
| 33. Round | 09/05/1999 | KSK Beveren | - | Germinal Beerschot | 2:1 | |
Czech Republic