| 3. Round | 16/08/2003 | Club Irapuato | - | Gallos Blancos (old) | 2:1 | ||||
| 4. Round | 23/08/2003 | Gallos Blancos (old) | - | UANL Tigres | 1:7 | ||||
| 6. Round | 06/09/2003 | Gallos Blancos (old) | - | Deportivo Guadalajara | 1:2 | ||||
| 7. Round | 12/09/2003 | Club Necaxa | - | Gallos Blancos (old) | 1:0 | ||||
| 8. Round | 20/09/2003 | Gallos Blancos (old) | - | Puebla FC | 0:2 | ||||
| 9. Round | 23/09/2003 | Pumas UNAM | - | Gallos Blancos (old) | 2:0 | ||||
| 10. Round | 27/09/2003 | Gallos Blancos (old) | - | Cruz Azul | 3:3 | ||||
| 12. Round | 11/10/2003 | Gallos Blancos (old) | - | UAG Tecos | 0:3 | ||||
| 13. Round | 17/10/2003 | CF Monterrey | - | Gallos Blancos (old) | 3:1 | ||||
| 16. Round | 01/11/2003 | Gallos Blancos (old) | - | Real San Luis | 4:4 |  |
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| 17. Round | 08/11/2003 | Santos Laguna | - | Gallos Blancos (old) | 2:1 | ||||
| 18. Round | 15/11/2003 | Gallos Blancos (old) | - | Atlante | 0:2 | ||||
| 19. Round | 21/11/2003 | Jaguares Chiapas | - | Gallos Blancos (old) | 0:0 |
Paraguay