Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 02/1998 |  | François Omam-Biyik | FW |  | Deportivo Venados | Venados |
| 01/1998 |  | Stefano Nava | DF |  | Servette FC | Servette |
| 12/1997 | | Giuseppe Signori | FW |  | Lazio Roma | Lazio |
| 11/1997 |  | Vujadin Boškov | MA | |||
| 07/1997 | | Marco Ambrosio | GK |  | AC Prato | Prato |
| 07/1997 | | Marcello Castellini | DF |  | AC Perugia Calcio | Perugia |
| 07/1997 |  | Hugo | DF |  | S.C. Braga | S.C. Braga |
| 07/1997 |  | Alain Boghossian | MF |  | SSC Napoli | Napoli |
| 07/1997 |  | Ángel Morales | MF |  | Independiente | Independiente |
| 07/1997 | | Alessio Scarchilli | MF |  | Torino FC | Torino FC |
| 07/1997 | | Nicola Zanini | MF |  | Hellas Verona | Hellas Verona |
| 07/1997 |  | Danny Dichio | FW |  | Queens Park Rangers | QPR |
| 07/1997 |  | Jürgen Klinsmann | FW |  | Bayern Munich | Bayern Munich |
| 07/1997 |  | Paco Soares | FW |  | CF Motagua | CF Motagua |
| 07/1997 | | Sandro Tovalieri | FW |  | Cagliari Calcio | Cagliari |
| 07/1997 | | César Luis Menotti | MA | | Independiente | Independiente |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/1998 | | Ángel Morales | MF |  | Mérida AD | Mérida AD |
| 01/1998 | | Christian Karembeu | MF |  | Real Madrid | Real Madrid |
| 12/1997 | | Jürgen Klinsmann | FW |  | Tottenham Hotspur | Tottenham |
| 11/1997 | | Sandro Tovalieri | FW | | AC Perugia Calcio | Perugia |
| 11/1997 | | Nicola Zanini | MF |  | Atalanta | Atalanta |
| 10/1997 | | Danny Dichio | FW |  | US Lecce | Lecce |
| 07/1997 |  | Kurnia Sandy | GK |  | Pelita Bandung Raya | Pelita Bandung |
| 07/1997 | | Matteo Sereni | GK |  | Piacenza Calcio | Piacenza Calcio |
| 07/1997 | | Marcello Cottafava | DF |  | FBC Saronno | FBC Saronno |
| 07/1997 | | Emiliano Milone | DF |  | Ischia | Ischia |
| 07/1997 | | Stefano Sacchetti | DF | | Piacenza Calcio | Piacenza Calcio |
| 07/1997 | | Vincenzo Iacopino | MF | | Hellas Verona | Hellas Verona |
| 07/1997 | | Marco Carparelli | FW | | Torino FC | Torino FC |
| 07/1997 | | Roberto Mancini | FW | | Lazio Roma | Lazio |
| 07/1997 |  | Sven-Göran Eriksson | MA | | Lazio Roma | Lazio |
| 07/1997 | | Luciano Spinosi | AS-CO | | Lazio Roma | Lazio |
| 07/1997 | | Giulio Nuciari | GK-CO |  | AC Milan | AC Milan |