| 9. Round | 03/09/2003 | FC Wil 1900 | - | FC Aarau | 1:0 | ||||
| 10. Round | 14/09/2003 | FC Wil 1900 | - | Servette FC | 2:2 | ||||
| 11. Round | 28/09/2003 | FC Thun | - | FC Wil 1900 | 3:2 | ||||
| 12. Round | 02/10/2003 | FC Wil 1900 | - | Grasshopper Club Zürich | 2:1 |  |
|||
| 13. Round | 05/10/2003 | FC Basel 1893 | - | FC Wil 1900 | 4:0 | ||||
| 14. Round | 26/10/2003 | FC Wil 1900 | - | BSC Young Boys | 0:1 | ||||
| 15. Round | 29/10/2003 | Neuchâtel Xamax FC | - | FC Wil 1900 | 0:0 | ||||
| 16. Round | 02/11/2003 | FC Wil 1900 | - | FC Zürich | 2:1 | ||||
| 17. Round | 23/11/2003 | FC Wil 1900 | - | FC St. Gallen | 2:0 | |
|||
| 27. Round | 04/04/2004 | FC St. Gallen | - | FC Wil 1900 | 4:0 | ||||
| 28. Round | 08/04/2004 | FC Wil 1900 | - | FC St. Gallen | 0:2 | ||||
| 35. Round | 15/05/2004 | FC Wil 1900 | - | Neuchâtel Xamax FC | 3:0 |
Ukraine