| 1. Jornada | 23.07.1988 | FC Luzern | - | FC St. Gallen | 3:2 | ||||
| 2. Jornada | 27.07.1988 | FC St. Gallen | - | Lausanne Sports | 1:2 | ||||
| 3. Jornada | 30.07.1988 | Neuchâtel Xamax FC | - | FC St. Gallen | 3:1 | ||||
| 4. Jornada | 06.08.1988 | FC St. Gallen | - | FC Lugano | 4:1 | ||||
| 5. Jornada | 10.08.1988 | Servette FC | - | FC St. Gallen | 7:1 | ||||
| 6. Jornada | 13.08.1988 | FC St. Gallen | - | FC Wettingen | 2:1 | ||||
| 7. Jornada | 20.08.1988 | FC St. Gallen | - | BSC Young Boys | 2:0 | ||||
| 8. Jornada | 27.08.1988 | FC Aarau | - | FC St. Gallen | 5:0 | ||||
| 9. Jornada | 31.08.1988 | FC St. Gallen | - | FC Sion | 2:0 | ||||
| 10. Jornada | 10.09.1988 | AC Bellinzona | - | FC St. Gallen | 1:1 | ||||
| 11. Jornada | 14.09.1988 | FC St. Gallen | - | Grasshopper Club Zürich | 2:2 | ||||
| 12. Jornada | 24.09.1988 | FC St. Gallen | - | FC Luzern | 0:1 | ||||
| 13. Jornada | 28.09.1988 | Lausanne Sports | - | FC St. Gallen | 2:1 | ||||
| 14. Jornada | 08.10.1988 | FC St. Gallen | - | Neuchâtel Xamax FC | 3:3 |  |
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| 15. Jornada | 13.10.1988 | FC Lugano | - | FC St. Gallen | 3:1 | ||||
| 17. Jornada | 30.10.1988 | FC Wettingen | - | FC St. Gallen | 0:0 | ||||
| 18. Jornada | 05.11.1988 | BSC Young Boys | - | FC St. Gallen | 2:0 |
Eslovaquia