| 1. Jornada | 07.07.1999 | Neuchâtel Xamax FC | - | FC Aarau | 1:1 | ||||
| 2. Jornada | 13.07.1999 | FC Aarau | - | Yverdon Sport FC | 1:1 | ||||
| 3. Jornada | 17.07.1999 | Grasshopper Club Zürich | - | FC Aarau | 4:0 | ||||
| 4. Jornada | 21.07.1999 | FC Aarau | - | FC St. Gallen | 1:0 | ||||
| 5. Jornada | 24.07.1999 | SR Delémont | - | FC Aarau | 4:2 | ||||
| 6. Jornada | 01.08.1999 | FC Aarau | - | Servette FC | 3:2 |  |
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| 7. Jornada | 07.08.1999 | FC Luzern | - | FC Aarau | 2:1 | ||||
| 11. Jornada | 11.09.1999 | FC Aarau | - | Basilea | 1:3 | ||||
| 12. Jornada | 18.09.1999 | FC Aarau | - | Neuchâtel Xamax FC | 4:1 | ||||
| 13. Jornada | 26.09.1999 | Yverdon Sport FC | - | FC Aarau | 1:1 | ||||
| 15. Jornada | 16.10.1999 | FC St. Gallen | - | FC Aarau | 4:1 | |
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