Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/1999 |  | Pons | MF |  | UD SS Reyes | Sanse |
| 07/1998 |  | Abdallah Bah | GK | |||
| 07/1998 | | Falagán | GK |  | Hércules CF | Hércules |
| 07/1998 | | Manu | GK | |||
| 07/1998 |  | Nuno Espírito Santo | GK |  | Deportivo A Coruña | Deportivo |
| 07/1998 | | Abela | DF | |||
| 07/1998 |  | Roberto Bobadilla | MF |  | Huracán Buceo | Huracán Buceo |
| 07/1998 |  | Leonardo | MF |  | União São João - SP | São João |
| 07/1998 | | Barata | FW | |||
| 07/1998 | | Bráulio | FW |  | SC Farense | SC Farense |
| 07/1998 | | César Brito | FW |  | UD Salamanca | Salamanca |
| 07/1998 | | Copito | FW | |||
| 07/1998 | | Pereira | FW |  | Atlético Madrid B | Atlético B |
| 07/1998 |  | Borislav Stevanović | FW |  | Radnički Niš | Radnički Niš |
| 07/1998 | | Paco Herrera | MA |  | CD Numancia | Numancia |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/1999 | | Borislav Stevanović | FW |  | FK Rad Beograd | FK Rad |
| 12/1998 | | Pirri Mori | MF |  | Barnsley FC | Barnsley |
| 07/1998 |  | Leo Franco | GK |  | RCD Mallorca B | Mallorca |
| 07/1998 | | Nacho | GK |  | UB Conquense | UB Conquense |
| 07/1998 | | Carlos Navarro Montoya | GK |  | CD Tenerife | Tenerife |
| 07/1998 | | Monreal | DF |  | CD Ourense | CD Ourense |
| 07/1998 | | Carlos Correa | MF |  | Sevilla FC | Sevilla |
| 07/1998 | | Gonzalo de los Santos | MF |  | Málaga CF | Málaga |
| 07/1998 | | Francisco Ruano | MF | | Málaga CF | Málaga |
| 07/1998 | | Ángel Morales | MF |  | Racing Club | Racing Club |
| 07/1998 | | Leonardo Biagini | FW |  | RCD Mallorca | Mallorca |
| 07/1998 | | Iván Gabrich | FW |  | CF Extremadura | CF Extremadura |
| 07/1998 |  | Dmitri Radchenko | FW |  | SD Compostela | SD Compostela |