| 1. Round | 18/02/1998 | San Lorenzo | - | Gimnasia de La Plata | 0:1 | ||||
| 2. Round | 21/02/1998 | Racing Club | - | San Lorenzo | 2:1 | ||||
| 3. Round | 23/02/1998 | San Lorenzo | - | Gimnasia y Tiro de Salta | 4:0 | ||||
| 5. Round | 07/03/1998 | San Lorenzo | - | Boca Juniors | 2:1 | ||||
| 6. Round | 12/03/1998 | Platense | - | San Lorenzo | 1:4 | ||||
| 7. Round | 21/03/1998 | San Lorenzo | - | Newell's Old Boys | 2:2 | ||||
| 8. Round | 28/03/1998 | Vélez Sarsfield | - | San Lorenzo | 1:2 | ||||
| 13. Round | 25/04/1998 | Colón de Santa Fe | - | San Lorenzo | 2:0 | ||||
| 15. Round | 05/05/1998 | Lanús | - | San Lorenzo | 2:1 | ||||
| 18. Round | 30/05/1998 | San Lorenzo | - | Deportivo Español | 4:1 |  |
|||
| 19. Round | 06/06/1998 | Huracán | - | San Lorenzo | 2:1 |
Argentina