| 1. Round | 24/07/2017 | FC Schaffhausen | - | FC Rapperswil-Jona | 6:0 | ||||
| 2. Round | 29/07/2017 | FC Rapperswil-Jona | - | FC Winterthur | 3:1 |  |
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| 3. Round | 04/08/2017 | FC Rapperswil-Jona | - | Servette FC | 0:1 | ||||
| 13. Round | 28/10/2017 | FC Rapperswil-Jona | - | FC Chiasso | 1:1 | ||||
| 17. Round | 02/12/2017 | FC Wil 1900 | - | FC Rapperswil-Jona | 1:0 | ||||
| 20. Round | 11/02/2018 | FC Rapperswil-Jona | - | FC Vaduz | 1:2 | ||||
| 23. Round | 12/04/2018 | FC Rapperswil-Jona | - | FC Wil 1900 | 1:1 | ||||
| 30. Round | 22/04/2018 | FC Schaffhausen | - | FC Rapperswil-Jona | 2:4 | ||||
| 31. Round | 29/04/2018 | FC Rapperswil-Jona | - | FC Wohlen | 2:2 | ||||
| 32. Round | 05/05/2018 | FC Wil 1900 | - | FC Rapperswil-Jona | 2:0 | ||||
| 33. Round | 10/05/2018 | FC Rapperswil-Jona | - | FC Aarau | 2:3 | ||||
| 34. Round | 13/05/2018 | FC Chiasso | - | FC Rapperswil-Jona | 0:1 |  |
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| 35. Round | 18/05/2018 | FC Rapperswil-Jona | - | Neuchâtel Xamax FCS | 0:1 | ||||
| 36. Round | 21/05/2018 | Servette FC | - | FC Rapperswil-Jona | 0:3 |
Switzerland