| 21. Round | 02/05/1973 | FC Grenchen | - | FC Winterthur | 2:3 | ||||
| 22. Round | 12/05/1973 | FC Zürich | - | FC Winterthur | 0:0 | ||||
| 23. Round | 19/05/1973 | FC Winterthur | - | FC Sion | 0:1 | ||||
| 24. Round | 26/05/1973 | FC Winterthur | - | FC Lugano | 1:3 | ||||
| 25. Round | 02/06/1973 | Servette FC | - | FC Winterthur | 3:0 | ||||
| 26. Round | 09/06/1973 | FC Winterthur | - | FC Fribourg | 4:2 |
Switzerland