Head to Head
| Chilei Kupa | 2018/06/23 20:30 | Cobreloa v San Marcos De Arica | L | 6-0 |
| Chilei Primera B | 2018/02/25 21:00 | San Marcos De Arica v Cobreloa | W | 2-1 |
| Chilei Primera B | 2017/08/06 20:00 | Cobreloa v San Marcos De Arica | D | 3-3 |
| Chilei Primera B | 2017/03/19 20:00 | San Marcos De Arica v Cobreloa | W | 3-0 |
| Chilei Primera B | 2016/08/28 19:00 | Cobreloa v San Marcos De Arica | D | 0-0 |
| Chilei Kupa | 2015/07/19 01:00 | San Marcos De Arica v Cobreloa | L | 0-3 |
| Chilei Kupa | 2015/07/08 19:00 | Cobreloa v San Marcos De Arica | L | 1-0 |
| Chile Clausura | 2015/03/01 19:00 | Cobreloa v San Marcos De Arica | L | 1-0 |
Home History
| Chilei Kupa | 2018/06/23 20:30 | Cobreloa v San Marcos De Arica | L | 6-0 |
| Chilei Kupa | 2018/06/17 16:00 | Deportes Iquique v San Marcos De Arica | L | 3-1 |
| Chilei Kupa | 2018/06/10 20:00 | San Marcos De Arica v Deportes Iquique | W | 4-1 |
| Chilei Primera B | 2018/06/03 20:00 | San Marcos De Arica v Coquimbo Unido | L | 0-2 |
| Chilei Primera B | 2018/05/27 16:00 | Magallanes v San Marcos De Arica | L | 2-1 |
| Chilei Primera B | 2018/05/20 19:30 | La Serena v San Marcos De Arica | L | 4-1 |
| Chilei Primera B | 2018/05/13 20:00 | San Marcos De Arica v Nublense | W | 3-2 |
| Chilei Kupa | 2018/05/06 20:00 | San Marcos De Arica v Deportes Vallenar | D | 1-1 |
Away History
| Chilei Kupa | 2018/06/23 20:30 | Cobreloa v San Marcos De Arica | W | 6-0 |
| Chilei Kupa | 2018/06/17 20:15 | Universidad Catolica v Cobreloa | W | 0-2 |
| Chilei Kupa | 2018/06/10 21:30 | Cobreloa v Universidad Catolica | L | 1-2 |
| Chilei Primera B | 2018/06/03 19:00 | Santiago Wanderers v Cobreloa | L | 2-1 |
| Chilei Primera B | 2018/05/27 20:00 | Cobreloa v Barnechea | W | 3-1 |
| Chilei Primera B | 2018/05/20 20:00 | Nublense v Cobreloa | L | 5-0 |
| Chilei Primera B | 2018/05/13 20:00 | Cobreloa v Magallanes | W | 3-2 |
| Chilei Kupa | 2018/05/03 22:59 | Cobreloa v Provincial Ovalle | W | 3-0 |