2008–09 F.C. Internazionale Milano season In In

| Nat_ | Name_ | Moving_from | Type_ | Transfer_window | Ends |
|---|---|---|---|---|---|
| HUN | Filkor | Grosseto | Loan End | Summer | 2010 |
| BRA | Adriano | São Paulo | Loan End | Summer | 2010 |
| ITA | Acquafresca | Cagliari | Co-ownership Termination | Summer | undisclosed |
| ITA | Bonucci | Treviso | Co-ownership Termination | Summer | undisclosed |
| ARG | Crespo | Free Agent | Transfer | Summer | undisclosed |
| BRA | Mancini | Roma | Transfer | Summer | 2012 |
| CHI | Jiménez | Ternana | Co-ownership | Summer | 2011 |
| GHA | Muntari | Portsmouth | Transfer | Summer | 2012 |
| POR | Quaresma | Porto | Transfer | Summer | 2012 |
| NGA | Victor Obinna | Chievo | Transfer | Summer | 2012 |
| ITA | Bonucci | Treviso | Loan Return | Winter | undisclosed |
| BEL MAR | Maaroufi | Twente | Loan Return | Winter | 2009 |
| ITA | Viviano | Brescia | Co-ownership | Winter | undisclosed |