Head to Head
| Chile Primera B | 2020/09/27 14:00 | Puerto Montt v Cobreloa | L | 1-0 |
| Chile Primera B | 2019/09/08 15:30 | Puerto Montt v Cobreloa | D | 1-1 |
| Chile Primera B | 2019/04/07 20:00 | Cobreloa v Puerto Montt | W | 2-1 |
| Chile Primera B | 2018/09/10 19:00 | Cobreloa v Puerto Montt | W | 2-1 |
| Chile Primera B | 2018/03/24 21:00 | Puerto Montt v Cobreloa | D | 0-0 |
| Chile Primera B | 2017/09/24 19:00 | Cobreloa v Puerto Montt | W | 2-0 |
| Chile Primera B | 2017/02/25 21:00 | Puerto Montt v Cobreloa | L | 2-1 |
| Chile Primera B | 2016/12/04 20:00 | Cobreloa v Puerto Montt | W | 1-0 |
Home History
| Chile Primera B | 2020/10/05 15:00 | Nublense v Cobreloa | L | 3-2 |
| Chile Primera B | 2020/09/30 16:30 | Cobreloa v Deportes Temuco | W | 1-0 |
| Chile Primera B | 2020/09/27 14:00 | Puerto Montt v Cobreloa | L | 1-0 |
| Chile Primera B | 2020/09/23 14:00 | Cobreloa v Union San Felipe | L | 0-2 |
| Chile Primera B | 2020/09/20 14:00 | Deportes Valdivia v Cobreloa | D | 1-1 |
| Chile Primera B | 2020/09/16 13:00 | Melipilla v Cobreloa | D | 1-1 |
| Chile Primera B | 2020/09/13 16:30 | Rangers de Talca v Cobreloa | L | 3-1 |
| Chile Primera B | 2020/09/06 15:00 | Cobreloa v Club Deportes Santa Cruz | L | 0-1 |
Away History
| Chile Primera B | 2020/10/08 16:30 | Melipilla v Puerto Montt | L | 2-0 |
| Chile Primera B | 2020/10/05 15:00 | Puerto Montt v Barnechea | D | 1-1 |
| Chile Primera B | 2020/09/30 14:00 | San Luis Quillota v Puerto Montt | L | 2-0 |
| Chile Primera B | 2020/09/27 14:00 | Puerto Montt v Cobreloa | W | 1-0 |
| Chile Primera B | 2020/09/23 16:30 | Nublense v Puerto Montt | L | 2-0 |
| Chile Primera B | 2020/09/13 15:00 | Puerto Montt v Union San Felipe | W | 1-0 |
| Chile Primera B | 2020/09/10 16:30 | Club Deportes Santa Cruz v Puerto Montt | W | 0-1 |
| Chile Primera B | 2020/09/06 15:00 | Puerto Montt v Rangers de Talca | D | 0-0 |