Gameplan
| Date | Round | Match | Match | Res. | Attendance | |
|---|---|---|---|---|---|---|
| 02.03.2003 |  | Matchday 1 | FC Thun - FC Wil | THU - WIL | 1:1 | 1.820 |
| 15.03.2003 | | Matchday 3 | FC Thun - FC Basel | THU - BAS | 1:4 | 7.200 |
| 06.04.2003 | | Matchday 5 | FC Thun - Grasshoppers | THU - GCZ | 1:2 | 4.200 |
| 26.04.2003 | | Matchday 8 | FC Thun - Servette | THU - SFC | 3:1 | 1.900 |
| 04.05.2003 | | Matchday 9 | FC Thun - Xamax | THU - XAM | 2:1 | 3.000 |
| 18.05.2003 | | Matchday 11 | FC Thun - FC Zürich | THU - FCZ | 1:2 | 5.137 |
| 24.05.2003 | | Matchday 13 | FC Thun - Young Boys | THU - YB | 4:2 | 6.500 |
| 05.07.2003 |  | 2. Round First leg | FC Thun - Zbrojovka Brno | THU - BRN | 2:3 | 3.000 |
| 16.07.2003 | | Matchday 1 | FC Thun - FC Aarau | THU - AAR | 1:1 | 3.450 |
| 02.08.2003 | | Matchday 4 | FC Thun - Grasshoppers | THU - GCZ | 3:2 | 4.871 |
| 16.08.2003 | | Matchday 6 | FC Thun - FC Basel | THU - BAS | 0:4 | 8.150 |
| 31.08.2003 | | Matchday 8 | FC Thun - Xamax | THU - XAM | 0:0 | 3.000 |
| 28.09.2003 | | Matchday 11 | FC Thun - FC Wil | THU - WIL | 3:2 | 1.750 |
| 02.10.2003 | | Matchday 12 | FC Thun - Servette | THU - SFC | 1:1 | 3.130 |
| 26.10.2003 | | Matchday 14 | FC Thun - St.Gallen | THU - SGA | 1:1 | 3.480 |
| 02.11.2003 | | Matchday 16 | FC Thun - Young Boys | THU - YB | 1:3 | 8.300 |
| 30.11.2003 | | Matchday 18 | FC Thun - FC Zürich | THU - FCZ | 2:0 | 3.550 |