| 2. Round | 09/08/2003 | Vélez Sarsfield | - | Banfield | 0:3 |  |
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| 3. Round | 16/08/2003 | Banfield | - | Independiente | 0:1 | |
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| 4. Round | 22/08/2003 | Boca Juniors | - | Banfield | 3:3 | ||||
| 5. Round | 30/08/2003 | Banfield | - | River Plate | 0:0 | |
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| 6. Round | 27/09/2003 | Chacarita Juniors | - | Banfield | 0:3 | ||||
| 7. Round | 30/09/2003 | Banfield | - | Quilmes | 2:1 | ||||
| 8. Round | 04/10/2003 | Racing Club | - | Banfield | 1:2 | ||||
| 9. Round | 11/10/2003 | Arsenal de Sarandí | - | Banfield | 2:1 | ||||
| 10. Round | 18/10/2003 | Banfield | - | Lanús | 2:1 | ||||
| 11. Round | 25/10/2003 | Olimpo de Bahía Blanca | - | Banfield | 3:1 | ||||
| 12. Round | 28/10/2003 | Banfield | - | Talleres de Córdoba | 2:1 | ||||
| 13. Round | 01/11/2003 | Colón de Santa Fe | - | Banfield | 0:2 | ||||
| 14. Round | 08/11/2003 | Banfield | - | Atlético Rafaela | 0:0 | ||||
| 15. Round | 22/11/2003 | San Lorenzo | - | Banfield | 1:0 | |
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| 16. Round | 25/11/2003 | Banfield | - | Nueva Chicago | 2:0 | ||||
| 17. Round | 29/11/2003 | Gimnasia de La Plata | - | Banfield | 1:0 | ||||
| 18. Round | 06/12/2003 | Banfield | - | Estudiantes | 2:1 | ||||
| 19. Round | 13/12/2003 | Rosario Central | - | Banfield | 2:2 | |
Paraguay