| 1. Jornada | 12.08.2017 | FC Basel 1893 [Sub 18] | - | FC Sion [Sub 18] | 1:1 | ||||
| 2. Jornada | 19.08.2017 | FC Sion [Sub 18] | - | Team Vaud Lausanne [Sub 18] | 2:0 | ||||
| 3. Jornada | 26.08.2017 | FC Zürich [Sub 18] | - | FC Sion [Sub 18] | 4:0 | ||||
| 4. Jornada | 02.09.2017 | FC Sion [Sub 18] | - | FC Biel/Bienne [Sub 18] | 2:0 | ||||
| 5. Jornada | 09.09.2017 | FCO St. Gallen/Wil [Sub 18] | - | FC Sion [Sub 18] | 2:1 |  |
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| 6. Jornada | 13.09.2017 | FC Sion [Sub 18] | - | FC Winterthur [Sub 18] | 3:2 | ||||
| 7. Jornada | 23.09.2017 | Team FC Luzern/SC Kriens [Sub 18] | - | FC Sion [Sub 18] | 3:2 | ||||
| 8. Jornada | 30.09.2017 | FC Sion [Sub 18] | - | Grasshopper Club Zürich [Sub 18] | 0:6 | ||||
| 9. Jornada | 14.10.2017 | FC Thun Berner Oberland [Sub 18] | - | FC Sion [Sub 18] | 0:1 | ||||
| 11. Jornada | 04.11.2017 | FC Sion [Sub 18] | - | BSC Young Boys [Sub 18] | 1:3 | ||||
| 12. Jornada | 18.11.2017 | Team Aargau [Sub 18] | - | FC Sion [Sub 18] | 3:1 |
Suiza