| 4. Round | 30/08/1998 | Argentinos Juniors | - | Estudiantes | 0:0 | ||||
| 5. Round | 05/09/1998 | Gimnasia de La Plata | - | Argentinos Juniors | 1:1 | ||||
| 9. Round | 03/10/1998 | Belgrano de Córdoba | - | Argentinos Juniors | 2:2 | ||||
| 10. Round | 11/10/1998 | Argentinos Juniors | - | Rosario Central | 3:0 |  |
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| 11. Round | 17/10/1998 | Newell's Old Boys | - | Argentinos Juniors | 0:0 | ||||
| 12. Round | 24/10/1998 | Argentinos Juniors | - | Independiente | 1:1 | ||||
| 13. Round | 31/10/1998 | Racing Club | - | Argentinos Juniors | 3:3 | |
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| 14. Round | 07/11/1998 | Argentinos Juniors | - | Lanús | 0:1 | ||||
| 15. Round | 14/11/1998 | Platense | - | Argentinos Juniors | 1:0 |
Chile