| 1. Jornada | 01.03.2003 | Neuchâtel Xamax FC | - | Basilea | 3:1 |  |
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| 2. Jornada | 08.03.2003 | Basilea | - | Servette FC | 2:0 | ||||
| 3. Jornada | 15.03.2003 | FC Thun | - | Basilea | 1:4 | ||||
| 4. Jornada | 22.03.2003 | Basilea | - | Grasshopper Club Zürich | 2:2 | ||||
| 5. Jornada | 06.04.2003 | FC Zürich | - | Basilea | 1:2 | ||||
| 6. Jornada | 12.04.2003 | Basilea | - | FC Wil 1900 | 3:1 | ||||
| 7. Jornada | 19.04.2003 | Basilea | - | BSC Young Boys | 3:0 | ||||
| 8. Jornada | 27.04.2003 | BSC Young Boys | - | Basilea | 2:0 | ||||
| 9. Jornada | 04.05.2003 | FC Wil 1900 | - | Basilea | 4:5 | ||||
| 10. Jornada | 08.05.2003 | Basilea | - | FC Zürich | 3:1 | ||||
| 11. Jornada | 16.05.2003 | Grasshopper Club Zürich | - | Basilea | 2:2 | ||||
| 12. Jornada | 21.05.2003 | Basilea | - | FC Thun | 4:0 | ||||
| 13. Jornada | 24.05.2003 | Servette FC | - | Basilea | 0:4 | ||||
| 14. Jornada | 31.05.2003 | Basilea | - | Neuchâtel Xamax FC | 3:0 |
Suiza