[10] San Marcos De Arica 2-1 Cobreloa [3] 2023-06-18 00:00
Stadium: Estadio Carlos Dittborn Round: 16
Head to Head
| Chile Primera B | 2023/02/10 21:30 | Cobreloa v San Marcos De Arica | L | 2-1 |
| Chile Primera B | 2021/08/29 16:00 | Cobreloa v San Marcos De Arica | W | 0-3 |
| Chile Primera B | 2021/04/18 21:00 | San Marcos De Arica v Cobreloa | D | 0-0 |
| Chile Primera B | 2020/11/03 17:00 | San Marcos De Arica v Cobreloa | W | 3-1 |
| Chile Primera B | 2020/03/01 21:00 | Cobreloa v San Marcos De Arica | L | 3-1 |
| Chile Cup | 2019/03/24 20:30 | San Marcos De Arica v Cobreloa | W | 3-1 |
| Chile Primera B | 2018/08/05 16:00 | Cobreloa v San Marcos De Arica | L | 4-0 |
| Chile Cup | 2018/07/01 20:00 | San Marcos De Arica v Cobreloa | L | 0-1 |
Home History
| Chile Primera B | 2023/06/02 00:00 | San Marcos De Arica v Barnechea | W | 3-1 |
| Chile Primera B | 2023/05/28 21:30 | CD Antofagasta v San Marcos De Arica | L | 4-1 |
| Chile Primera B | 2023/05/23 00:30 | Club Deportes Santa Cruz v San Marcos De Arica | L | 1-0 |
| Chile Primera B | 2023/05/14 01:00 | San Marcos De Arica v Puerto Montt | W | 2-0 |
| Chile Primera B | 2023/05/10 19:30 | Santiago Wanderers v San Marcos De Arica | D | 1-1 |
| Chile Primera B | 2023/05/04 00:30 | San Marcos De Arica v Universidad de Concepcion | W | 5-0 |
| Chile Primera B | 2023/04/23 16:30 | Deportes Temuco v San Marcos De Arica | D | 1-1 |
| Chile Primera B | 2023/04/17 22:00 | San Marcos De Arica v La Serena | W | 2-1 |
Away History
| Chile Primera B | 2023/06/03 21:30 | Cobreloa v Rangers de Talca | W | 2-0 |
| Chile Primera B | 2023/05/28 00:00 | San Luis Quillota v Cobreloa | L | 2-1 |
| Chile Primera B | 2023/05/21 22:00 | Cobreloa v Deportes Temuco | W | 1-0 |
| Chile Primera B | 2023/05/17 00:30 | Union San Felipe v Cobreloa | D | 2-2 |
| Chile Primera B | 2023/05/11 22:00 | Cobreloa v Deportes Recoleta | W | 3-0 |
| Chile Primera B | 2023/05/04 00:30 | Cobreloa v Deportes Iquique | W | 1-0 |
| Chile Primera B | 2023/04/23 16:30 | Club Deportes Santa Cruz v Cobreloa | D | 1-1 |
| Chile Primera B | 2023/04/17 19:30 | Santiago Morning v Cobreloa | W | 0-2 |