| 1. Round | 22/07/1989 | FC St. Gallen | - | FC Sion | 2:2 |  |
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| 2. Round | 26/07/1989 | BSC Young Boys | - | FC St. Gallen | 1:1 | ||||
| 3. Round | 29/07/1989 | FC St. Gallen | - | FC Aarau | 0:0 | |
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| 5. Round | 09/08/1989 | FC St. Gallen | - | Servette FC | 1:1 | ||||
| 7. Round | 19/08/1989 | FC Wettingen | - | FC St. Gallen | 0:3 |  |
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| 8. Round | 23/08/1989 | FC St. Gallen | - | Grasshopper Club Zürich | 0:0 | ||||
| 9. Round | 26/08/1989 | AC Bellinzona | - | FC St. Gallen | 2:1 |  |
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| 11. Round | 16/09/1989 | FC St. Gallen | - | Lausanne Sports | 2:2 | ||||
| 12. Round | 23/09/1989 | FC Sion | - | FC St. Gallen | 1:1 | |
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| 13. Round | 30/09/1989 | FC St. Gallen | - | BSC Young Boys | 5:1 | |
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| 14. Round | 07/10/1989 | FC Aarau | - | FC St. Gallen | 1:2 | |
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| 15. Round | 14/10/1989 | FC St. Gallen | - | FC Luzern | 3:1 | ||||
| 16. Round | 28/10/1989 | Servette FC | - | FC St. Gallen | 2:3 | ||||
| 17. Round | 05/11/1989 | FC St. Gallen | - | FC Lugano | 3:1 | |
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| 19. Round | 19/11/1989 | Grasshopper Club Zürich | - | FC St. Gallen | 1:0 | |
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| 20. Round | 26/11/1989 | FC St. Gallen | - | AC Bellinzona | 1:1 | |
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| 21. Round | 03/12/1989 | FC St. Gallen | - | Neuchâtel Xamax FC | 2:0 | |
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| 22. Round | 10/12/1989 | Lausanne Sports | - | FC St. Gallen | 1:1 |
Chile