| Group 1 | 26/02/1991 | Boca Juniors | - | River Plate | 4:3 | ||||
| Group 1 | 11/03/1991 | Bolívar | - | Boca Juniors | 2:0 | ||||
| Group 1 | 14/03/1991 | Oriente Petrolero | - | Boca Juniors | 1:0 | ||||
| Group 1 | 28/03/1991 | Boca Juniors | - | Bolívar | 0:0 | ||||
| Group 1 | 04/04/1991 | Boca Juniors | - | Oriente Petrolero | 0:0 | ||||
| Round of 16 | 16/04/1991 | Boca Juniors | - | Corinthians SP | 3:1 | ||||
| Semi-finals | 15/05/1991 | Boca Juniors | - | Colo-Colo | 1:0 |
Argentina