| 1. Jornada | 30.08.1998 | Zaragoza | - | Athletic | 2:0 | ||||
| 2. Jornada | 12.09.1998 | Athletic | - | Real Racing | 2:0 |  |
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| 3. Jornada | 20.09.1998 | CF Extremadura | - | Athletic | 0:1 | ||||
| 4. Jornada | 26.09.1998 | Athletic | - | Real Madrid | 2:3 | ||||
| 6. Jornada | 17.10.1998 | Athletic | - | Valencia | 2:0 | ||||
| 7. Jornada | 25.10.1998 | UD Salamanca | - | Athletic | 2:1 | ||||
| 8. Jornada | 31.10.1998 | Athletic | - | Espanyol | 2:2 | ||||
| 9. Jornada | 08.11.1998 | Real Sociedad | - | Athletic | 3:1 |  |
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| 11. Jornada | 20.11.1998 | Tenerife | - | Athletic | 0:1 | ||||
| 17. Jornada | 09.01.1999 | Barcelona | - | Athletic | 4:2 |  |
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| 18. Jornada | 17.01.1999 | Alavés | - | Athletic | 1:2 | ||||
| 19. Jornada | 23.01.1999 | Athletic | - | Betis | 0:0 | ||||
| 20. Jornada | 30.01.1999 | Athletic | - | Zaragoza | 2:0 |
España