Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/1998 |  | Carlos Cano | GK |  | Real Oviedo | Oviedo |
| 01/1998 | | Magano | DF |  | Manchego CF | Manchego CF |
| 01/1998 | | Carpintero | MF | |||
| 01/1998 |  | Dragan Vulević | FW |  | Vojvodina | Vojvodina |
| 10/1997 | | Naharro | MA | |||
| 09/1997 | | Nenad Vanić | MF | | Vojvodina | Vojvodina |
| 09/1997 |  | Aleksandr Maslov | FW |  | FK Rostov | FK Rostov |
| 07/1997 | | Julio Iglesias | GK |  | CD Leganés | Leganés |
| 07/1997 | | Aranalde | DF |  | Sevilla FC | Sevilla |
| 07/1997 | | Baroja | DF |  | Mérida AD | Mérida AD |
| 07/1997 | | Belenguer | DF |  | Lleida CF | Lleida |
| 07/1997 | | Juli | DF | | Manchego CF | Manchego CF |
| 07/1997 | | Maqueda | DF |  | Racing Ferrol | Racing Ferrol |
| 07/1997 | | Gómez | MF | | Sevilla FC | Sevilla |
| 07/1997 | | Moreno | MF |  | FC Barcelona B | Barcelona B |
| 07/1997 |  | Fabrizio Romondini | MF |  | AS Roma | AS Roma |
| 07/1997 | | Trigueros | MF | |||
| 07/1997 | | Velamazán | MF | | Real Oviedo | Oviedo |
| 07/1997 |  | Fernando Di Carlo | FW |  | Platense | Platense |
| 07/1997 | | Leandro | FW | |||
| 07/1997 |  | Moussa Yahaya | FW |  | Hutnik Kraków | Hutnik Kraków |
| 07/1997 | | Luis Sánchez Duque | MA | | CD Leganés | Leganés |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 03/1998 | | Aleksandr Maslov | FW |  | Neuchâtel Xamax FCS | Xamax |
| 01/1998 | | Evgeniy Plotnikov | GK |  | Arsenal Tula | Arsenal Tula |
| 01/1998 | | Alejandro Sánchez | DF |  | CD Toledo | CD Toledo |
| 01/1998 | | Fernando Cebrián | DF |  | Getafe CF | Getafe |
| 01/1998 | | Juli | DF |  | CD Castellón | CD Castellón |
| 01/1998 | | Maqueda | DF |  | CF Fuenlabrada | Fuenlabrada |
| 01/1998 | | Mario Romero | DF |  | Écija Balompié | Écija |
| 01/1998 | | Tito | MF |  | Terrassa FC | Terrassa FC |
| 07/1997 | | Valerio | GK |  | Real Betis | Betis |
| 07/1997 | | David Hera | DF |  | Elche CF | Elche CF |
| 07/1997 | | Iván Helguera | DF | | AS Roma | AS Roma |
| 07/1997 | | Tomàs | DF | | CD Toledo | CD Toledo |
| 07/1997 | | Brau | MF |  | Atlético Madrid B | Atlético B |
| 07/1997 |  | Juan Centurión | MF |  | Club Olimpia | Olimpia |
| 07/1997 | | Javier Espínola | MF |  | Cerro Porteño | Cerro Porteño |
| 07/1997 | | Manolo | MF |  | Levante UD | Levante |
| 07/1997 | | Escaich | FW |  | Real Murcia | Murcia |
| 07/1997 | | Luque | FW |  | Burgos CF | Burgos CF |
| 07/1997 | | García Remón | MA |  | UD Las Palmas | UD Las Palmas |