| 17-1-91 | Antofagasta | Naval | 1 | Rojas (A) | ||
| Rangers | 1 | Figueroa (A) | ||||
| 17-1-91 | Antofagasta | Antofagasta | 3 | Marchant (3, 2P) | ||
| Everton | 3 | L. Guarda J. C. Guarda, Segovia | ||||
| 19-1-91 | Antofagasta | Everton | 1 | L. Guarda | ||
| Naval | 1 | Lee Chong | ||||
| 19-01-1991 | Antofagasta | Antofagasta | 3 | Marchant, Navarro (2) | ||
| Rangers | 3 | Marzán, Ortega, Prieto | ||||
| 22-1-91 | Antofagasta | Everton | 2 | Arasa, L. Guarda | ||
| Rangers | 0 | |||||
| 22-1-91 | Antofagasta | Antofagasta | 1 | Araos | ||
| Naval | 3 | Carreño, Pérez, Francino | ||||
| Ganadores: Everton y Naval | ||||||