Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/1991 |  | Iñaki Vergara | GK |  | Real Sociedad | Real Sociedad |
| 07/1991 | | Julen Lopetegui | GK |  | Real Madrid | Real Madrid |
| 07/1991 | | Calleja | DF |  | UD Salamanca | Salamanca |
| 07/1991 |  | Cléber | DF |  | Atlético Mineiro | Atl. Mineiro |
| 07/1991 | | Romero | DF | |||
| 07/1991 | | Villanova | DF |  | Real Zaragoza | Zaragoza |
| 07/1991 | | Iturrino | MF |  | Athletic Club | Athletic |
| 07/1991 | | Poyatos | MF |  | Xerez CD | Xerez |
| 07/1991 |  | Rubén da Silva | FW |  | River Plate | River Plate |
| 07/1991 |  | Tibor Mičinec | FW |  | Omonia Nikosia | Omonia Nikosia |
| 07/1991 | | Pitarch | FW |  | Orihuela CF | Orihuela CF |
| 07/1991 |  | Toni Polster | FW |  | Sevilla FC | Sevilla |
| 07/1991 | | Uribarrena | FW | | Athletic Club | Athletic |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/1992 | | Tibor Mičinec | FW |  | Bohemians Praha 1905 | Bohemians |
| 07/1991 | | Armando | GK |  | CD Logroñés B | CD Logroñés B |
| 07/1991 | | Juan Canales | GK |  | Deportivo A Coruña | Deportivo |
| 07/1991 |  | Silviu Lung | GK |  | FC Caracal | FC Caracal |
| 07/1991 | | Cristóbal Parralo | DF |  | FC Barcelona | Barcelona |
| 07/1991 | | Soria | DF |  | Cultural Leonesa | CD Leonesa |
| 07/1991 | | Aguilá | FW |  | CA Osasuna | Osasuna |
| 07/1991 | | Miro | FW |  | Real Murcia | Murcia |
| 07/1991 | | Ocio | FW | | CD Logroñés B | CD Logroñés B |