| 02 Sept 19 | M. Icardi Mauro Icardi |  InternazionaleINT | → |  Paris Saint-Germain PSG | Loan |
| 02 Sept 19 | M. Icardi Mauro Icardi | InternazionaleINT | → | Paris Saint-Germain PSG | Loan |
| 31 Aug 19 | E. Salcedo Eddie Salcedo | InternazionaleINT | → |  Hellas VeronaVER | Loan |
| 29 Aug 19 | A. Sánchez Alexis Sánchez |  Manchester UnitedMAN | → | InternazionaleINT | Loan |
| 29 Aug 19 | C. Biraghi Cristiano Biraghi |  FiorentinaFIO | → | InternazionaleINT | Loan |
| 29 Aug 19 | A. Sánchez Alexis Sánchez | Manchester UnitedMAN | → | InternazionaleINT | Loan |
| 28 Aug 19 | Dalbert | InternazionaleINT | → | FiorentinaFIO | Loan |
| 27 Aug 19 | João Mário | InternazionaleINT | → |  Lokomotiv MoscowLMO | Loan |
| 13 Aug 19 | F. Colidio Facundo Colidio | InternazionaleINT | → |  Sint-TruidenseSTVV | Loan |
| 13 Aug 19 | I. Perisic Ivan Perisic | InternazionaleINT | → |  Bayern MunichMUN | Loan |
| 13 Aug 19 | I. Perisic Ivan Perisic | InternazionaleINT | → | Bayern MunichMUN | Loan |
| 08 Aug 19 | R. Lukaku Romelu Lukaku | Manchester UnitedMAN | → | InternazionaleINT | Undisclosed |
| 08 Aug 19 | R. Lukaku Romelu Lukaku | Manchester UnitedMAN | → | InternazionaleINT | Undisclosed |
| 07 Aug 19 | G. Puscas George Puscas | InternazionaleINT | → |  ReadingREA | Undisclosed |
| 07 Aug 19 | G. Puscas George Puscas | InternazionaleINT | → | ReadingREA | Undisclosed |
| 05 Aug 19 | R. Nainggolan Radja Nainggolan | InternazionaleINT | → |  CagliariCAG | Loan |
| 17 Jul 19 | A. Gravillon Andreaw Gravillon | InternazionaleINT | → |  SassuoloSAS | Loan |
| 17 Jul 19 | Y. Karamoh Yann Karamoh | InternazionaleINT | → |  ParmaPAR | Loan |
| 12 Jul 19 | N. Barella Nicolò Barella | CagliariCAG | → | InternazionaleINT | Loan |
| 05 Jul 19 | L. Agoumé Lucien Agoumé |  SochauxSOC | → | InternazionaleINT | Undisclosed |
| 02 Jul 19 | S. Sensi Stefano Sensi | SassuoloSAS | → | InternazionaleINT | Undisclosed |
| 01 Jul 19 | V. Lazar Valentino Lazar |  Hertha BerlinHERT | → | InternazionaleINT | Undisclosed |
| 01 Jul 19 | A. Pinamonti Andrea Pinamonti | InternazionaleINT | → |  GenoaGEN | Loan |
| 01 Jul 19 | D. Godín Diego Godín |  Atletico MadridATL | → | InternazionaleINT | Free |
| 01 Jul 19 | Z. Vanheusden Zinho Vanheusden | InternazionaleINT | → |  Standard LiegeSTL | Undisclosed |
| 01 Jul 19 | E. Salcedo Eddie Salcedo | GenoaGEN | → | InternazionaleINT | Undisclosed |
| 01 Jul 19 | Marco Sala | InternazionaleINT | → | SassuoloSAS | Undisclosed |
| 01 Jul 19 | M. Politano Matteo Politano | SassuoloSAS | → | InternazionaleINT | Undisclosed |
| 01 Jul 19 | V. Lazar Valentino Lazar | Hertha BerlinHERT | → | InternazionaleINT | Undisclosed |
| 01 Jul 19 | G. Brazão Gabriel Brazão | ParmaPAR | → | InternazionaleINT | Undisclosed |
| 01 Jul 19 | A. Adorante Andrea Adorante | InternazionaleINT | → | GenoaGEN | Undisclosed |
| 01 Jul 19 | D. Godín Diego Godín | Atletico MadridATL | → | InternazionaleINT | Free |
| 26 Jan 19 | C. Soares Cédric Soares |  SouthamptonSOU | → | InternazionaleINT | Loan |
| 26 Jan 19 | C. Soares Cédric Soares | SouthamptonSOU | → | InternazionaleINT | Loan |
| 11 Jan 19 | G. Barbosa Gabriel Barbosa | InternazionaleINT | → |  FlamengoFLA | Loan |
| 11 Jan 19 | G. Barbosa Gabriel Barbosa | InternazionaleINT | → | FlamengoFLA | Loan |