| 31 Aug 17 | J. Williams Jonny Williams |  Crystal PalaceCRY | → |  SunderlandSUN | Loan |
| 31 Aug 17 | J. Williams Jonny Williams | Crystal PalaceCRY | → | SunderlandSUN | Loan |
| 31 Aug 17 | R. Inniss Ryan Inniss | Crystal PalaceCRY | → |  Colchester UnitedCOL | Loan |
| 31 Aug 17 | M. Sakho Mamadou Sakho |  LiverpoolLIV | → | Crystal PalaceCRY | Undisclosed |
| 10 Aug 17 | T. Fosu-Mensah Timothy Fosu-Mensah |  Manchester UnitedMAN | → | Crystal PalaceCRY | Loan |
| 24 Jul 17 | J. Riedewald Jairo Riedewald |  Ajax AmsterdamAJA | → | Crystal PalaceCRY | Undisclosed |
| 24 Jul 17 | J. Riedewald Jairo Riedewald | Ajax AmsterdamAJA | → | Crystal PalaceCRY | Undisclosed |
| 18 Jul 17 | F. Campbell Fraizer Campbell | Crystal PalaceCRY | → |  Hull CityHUL | Free |
| 18 Jul 17 | F. Campbell Fraizer Campbell | Crystal PalaceCRY | → | Hull CityHUL | Free |
| 12 Jul 17 | R. Loftus-Cheek Ruben Loftus-Cheek |  ChelseaCHE | → | Crystal PalaceCRY | Loan |
| 11 Jul 17 | S. Mandanda Steve Mandanda | Crystal PalaceCRY | → |  MarseilleMAR | Undisclosed |
| 11 Jul 17 | S. Mandanda Steve Mandanda | Crystal PalaceCRY | → | MarseilleMAR | Undisclosed |
| 01 Jul 17 | E. Fryers Ezekiel Fryers | Crystal PalaceCRY | → |  BarnsleyBAR | Free |
| 01 Jul 17 | E. Fryers Ezekiel Fryers | Crystal PalaceCRY | → | BarnsleyBAR | Free |
| 31 Jan 17 | M. Sakho Mamadou Sakho | LiverpoolLIV | → | Crystal PalaceCRY | Loan |
| 31 Jan 17 | J. Mutch Jordon Mutch | Crystal PalaceCRY | → |  ReadingREA | Loan |
| 31 Jan 17 | L. Milivojevic Luka Milivojevic |  OlympiakosOLY | → | Crystal PalaceCRY | Undisclosed |
| 31 Jan 17 | J. Mutch Jordon Mutch | Crystal PalaceCRY | → | ReadingREA | Loan |
| 30 Jan 17 | P. van Aanholt Patrick van Aanholt | SunderlandSUN | → | Crystal PalaceCRY | Undisclosed |
| 17 Jan 17 | K. Anderson Keshi Anderson | Crystal PalaceCRY | → |  Northampton TownNHT | Loan |
| 13 Jan 17 | J. Schlupp Jeff Schlupp |  Leicester CityLEI | → | Crystal PalaceCRY | Undisclosed |
| 06 Jan 17 | F. Ladapo Freddie Ladapo | Crystal PalaceCRY | → |  Shrewsbury TownSHR | Loan |
| 05 Jan 17 | F. Ladapo Freddie Ladapo | Crystal PalaceCRY | → | Shrewsbury TownSHR | Loan |
| 01 Jan 17 | H. Boateng Hiram Boateng | Crystal PalaceCRY | → | Northampton TownNHT | Loan |