| 1. Round | 18/07/1998 | FC Luzern | - | FC Zürich | 3:2 | ||||
| 2. Round | 21/07/1998 | Lausanne Sports | - | FC Luzern | 2:2 | ||||
| 3. Round | 25/07/1998 | Servette FC | - | FC Luzern | 3:2 |  |
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| 4. Round | 31/07/1998 | FC Luzern | - | BSC Young Boys | 0:0 | ||||
| 5. Round | 09/08/1998 | FC Basel 1893 | - | FC Luzern | 1:0 | ||||
| 6. Round | 15/08/1998 | FC Luzern | - | FC Lugano | 1:2 | ||||
| 7. Round | 22/08/1998 | Neuchâtel Xamax FC | - | FC Luzern | 1:1 | ||||
| 8. Round | 28/08/1998 | FC Luzern | - | FC Sion | 1:2 | ||||
| 10. Round | 13/09/1998 | FC Luzern | - | FC Aarau | 2:2 | ||||
| 11. Round | 19/09/1998 | Grasshopper Club Zürich | - | FC Luzern | 2:0 | ||||
| 13. Round | 04/10/1998 | FC Luzern | - | Lausanne Sports | 1:0 | |
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| 14. Round | 18/10/1998 | FC Luzern | - | Servette FC | 0:0 | ||||
| 15. Round | 25/10/1998 | BSC Young Boys | - | FC Luzern | 1:2 | ||||
| 17. Round | 08/11/1998 | FC Lugano | - | FC Luzern | 0:3 dec. | ||||
| 18. Round | 15/11/1998 | FC Luzern | - | Neuchâtel Xamax FC | 1:1 |
Bulgaria