12. Round | 06/10/1990 | FC Wettingen | - | FC Aarau | 4:3 | ||||
13. Round | 10/10/1990 | FC Aarau | - | FC Zürich | 2:1 | ||||
14. Round | 20/10/1990 | Servette FC | - | FC Aarau | 1:0 | ||||
15. Round | 27/10/1990 | FC Aarau | - | BSC Young Boys | 2:1 | ||||
16. Round | 02/11/1990 | FC Luzern | - | FC Aarau | 2:0 | ||||
17. Round | 10/11/1990 | FC Aarau | - | FC St. Gallen | 1:1 | ||||
18. Round | 18/11/1990 | FC Aarau | - | Grasshopper Club Zürich | 0:2 | ||||
21. Round | 09/12/1990 | FC Aarau | - | Neuchâtel Xamax FC | 1:3 | ||||
22. Round | 16/12/1990 | Lausanne Sports | - | FC Aarau | 1:0 |