Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 05/2019 |  | Paulino de la Fuente | MF |  | CD Alavés B | CD Alavés B |
| 02/2019 | | Álex Blanco | FW |  | Valencia CF U19 | Valencia U19 |
| 02/2019 |  | Diego Rolán | FW |  | CD Leganés | Leganés |
| 02/2019 |  | Sasa Semeredi | AT-C |  | FC Sochaux | Sochaux |
| 01/2019 |  | Takashi Inui | MF |  | Real Betis | Betis |
| 10/2018 | | Álex Domínguez | GK | | CD Alavés B | CD Alavés B |
| 09/2018 |  | Lupu | FW | | CD Alavés B | CD Alavés B |
| 08/2018 | | Darko Brašanac | MF | | Real Betis | Betis |
| 08/2018 |  | Jonathan Calleri | FW |  | Deportivo Maldonado | Maldonado |
| 08/2018 | | Pina | MF |  | Club Brugge KV | Brugge KV |
| 08/2018 | | Adrián Marín | DF |  | Villarreal CF | Villarreal |
| 07/2018 |  | Patrick Twumasi | FW |  | FK Astana | Astana |
| 07/2018 | | Borja Bastón | FW |  | Swansea City | Swansea |
| 07/2018 | | Ximo Navarro | DF | |||
| 07/2018 | | Glauder | DF |  | NK Rudeš | NK Rudeš |
| 07/2018 | | Rafa Navarro | DF | | Real Betis | Betis |
| 07/2018 | | Rafa Páez | DF | | NK Rudeš | NK Rudeš |
| 07/2018 | | Antonio Perera | MF | | CD Alavés B | CD Alavés B |
| 07/2018 | | Jony | MF |  | Sporting Gijón | Sporting Gijón |
| 07/2018 | | Nando García | MF |  | Lorca FC | Lorca |
| 07/2018 |  | Anderson Cruz | FW | | NK Rudeš | NK Rudeš |
| 07/2018 | | Juanan Entrena | FW | | NK Rudeš | NK Rudeš |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2019 | | Adrian Diéguez | DF |  | SD Huesca | Huesca |
| 01/2019 |  | Daniel Torres | MF |  | Albacete | Albacete |
| 01/2019 | | Rubén Sobrino | FW |  | Valencia CF | Valencia |
| 01/2019 | | Ibai | FW |  | Athletic Club | Athletic |
| 08/2018 | | Víctor López | DF |  | UD Logroñés | UD Logroñés |
| 07/2018 | | Glauder | DF |  | CF Fuenlabrada | Fuenlabrada |
| 07/2018 | | Juanan Entrena | FW |  | Omonia Nikosia | Omonia Nikosia |
| 07/2018 | | Rafa Navarro | DF | | FC Sochaux | Sochaux |
| 07/2018 | | Rafa Páez | DF | | FC Sochaux | Sochaux |
| 07/2018 | | Nando García | MF | | FC Sochaux | Sochaux |
| 07/2018 | | Anderson Cruz | FW | | FC Sochaux | Sochaux |
| 07/2018 | | Héctor Hernández | DF |  | Real Sociedad | Real Sociedad |
| 07/2018 | | Medrán | MF | | Valencia CF | Valencia |
| 07/2018 |  | Hernán Pérez | MF |  | RCD Espanyol | RCD Espanyol |
| 07/2018 | | Pina | MF | | Club Brugge KV | Brugge KV |
| 07/2018 | | Bojan | FW |  | Stoke City | Stoke City |
| 07/2018 |  | Munir | FW |  | FC Barcelona | Barcelona |
| 07/2018 | | Pedraza | FW | | Villarreal CF | Villarreal |
| 07/2018 |  | Christian Santos | FW |  | Deportivo A Coruña | Deportivo |