Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2018 |  | Gustavo Muñoz | GK | |||
| 01/2018 | | Patricio Puentes | GK | |||
| 01/2018 | | Matías Ferrari | DF | |||
| 01/2018 | | Benjamín Jérez | DF | |||
| 01/2018 | | Agustín Ortiz | DF | |||
| 01/2018 | | Williams Alarcón | MF | |||
| 01/2018 | | Ricardo Álvarez | MF |  | Colo-Colo | Colo-Colo |
| 01/2018 | | Ethan Espinoza | MF | | Colo-Colo | Colo-Colo |
| 01/2018 |  | Juan Ibarra | MF | |||
| 01/2018 | | Sebastián Orellana | MF | |||
| 01/2018 | | Martín Ormeño | MF | |||
| 01/2018 | | Bryan Soto | MF | | Colo-Colo | Colo-Colo |
| 01/2018 | | Luciano Arriagada | FW | |||
| 01/2018 |  | Romario Bolaños | FW | | Colo-Colo | Colo-Colo |
| 01/2018 | | Luis Salas | FW | | Colo-Colo | Colo-Colo |
| 01/2018 | | Claudio Rojas | MA |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 03/2018 | | Luis Salas | FW |  | Antofagasta | Antofagasta |
| 01/2018 | | Iván Morales | FW | | Colo-Colo | Colo-Colo |