| 4. Round | 30/08/2003 | Royal Antwerp FC | - | Club Brugge KV | 0:4 | ||||
| 5. Round | 13/09/2003 | Sporting Charleroi | - | Royal Antwerp FC | 0:1 |  |
|||
| 6. Round | 21/09/2003 | Royal Antwerp FC | - | Germinal Beerschot | 0:4 | ||||
| 7. Round | 27/09/2003 | Excelsior Mouscron | - | Royal Antwerp FC | 2:0 | ||||
| 8. Round | 05/10/2003 | Royal Antwerp FC | - | Standard Liège | 0:4 | ||||
| 14. Round | 29/11/2003 | Royal Antwerp FC | - | Sporting Lokeren | 0:3 | ||||
| 15. Round | 06/12/2003 | Royal Antwerp FC | - | KAA Gent | 0:1 | ||||
| 16. Round | 13/12/2003 | Sint-Truidense VV | - | Royal Antwerp FC | 2:1 | ||||
| 17. Round | 20/12/2003 | Royal Antwerp FC | - | KSK Beveren | 0:3 |
Hungary