| 1. Round | 28/02/1998 | FC St. Gallen | - | FC Luzern | 2:1 |  |
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| 3. Round | 14/03/1998 | FC St. Gallen | - | Lausanne Sports | 0:0 | ||||
| 4. Round | 21/03/1998 | Grasshopper Club Zürich | - | FC St. Gallen | 2:2 | ||||
| 5. Round | 28/03/1998 | FC Zürich | - | FC St. Gallen | 3:0 | ||||
| 6. Round | 04/04/1998 | FC St. Gallen | - | FC Aarau | 2:0 | ||||
| 7. Round | 08/04/1998 | Servette FC | - | FC St. Gallen | 3:0 | ||||
| 11. Round | 02/05/1998 | FC St. Gallen | - | Grasshopper Club Zürich | 1:2 | ||||
| 12. Round | 09/05/1998 | Lausanne Sports | - | FC St. Gallen | 4:1 | ||||
| 13. Round | 16/05/1998 | FC St. Gallen | - | FC Sion | 1:1 | ||||
| 14. Round | 23/05/1998 | FC Luzern | - | FC St. Gallen | 0:2 |  |
Bulgaria