| 2026-09-29 | D. Reid | Crystal Palace → Arbroath | Free agent |
| 2026-09-03 | Matheus França | Crystal Palace → Alverca | Loan |
| 2026-09-03 | J. Rak-Sakyi | Crystal Palace → Kasımpaşa | Loan |
| 2026-08-31 | J. Whitworth | Crystal Palace → Wigan | Free agent |
| 2026-08-31 | D. Ozoh | Crystal Palace → Derby | Transfer |
| 2026-08-31 | B. Chilwell | Strasbourg → Crystal Palace | Free agent |
| 2026-08-31 | R. Esse | Crystal Palace → Millwall | Loan |
| 2026-08-31 | B. Sosa | Crystal Palace → 1. FC Köln | Loan |
| 2026-08-31 | D. Osorio | FC Midtjylland → Crystal Palace | Loan |
| 2026-08-31 | Q. Timber | Marseille → Crystal Palace | Transfer |
| 2026-08-31 | J. Devenny | Crystal Palace → Stoke City | Transfer |
| 2026-08-31 | H. Ahanor | Atalanta → Crystal Palace | Loan |
| 2026-08-30 | J. Whitworth | Crystal Palace → Wigan | Free agent |
| 2026-08-30 | D. Ozoh | Crystal Palace → Derby | Transfer |
| 2026-08-30 | D. Muñoz | Crystal Palace → Nottingham Forest | Transfer |
| 2026-08-30 | B. Chilwell | Strasbourg → Crystal Palace | Free agent |
| 2026-08-30 | Q. Timber | Marseille → Crystal Palace | Transfer |
| 2026-08-30 | J. Devenny | Crystal Palace → Stoke City | Transfer |
| 2026-08-30 | D. Obou | Crystal Palace → Orgryte IS | Free agent |
| 2026-08-29 | D. Muñoz | Crystal Palace → Nottingham Forest | Transfer |
| 2026-08-29 | D. Obou | Crystal Palace → Orgryte IS | Free agent |
| 2026-08-25 | A. Disasi | Chelsea → Crystal Palace | Loan |
| 2026-08-19 | M. Jemide | Crystal Palace → Alverca | Transfer |
| 2026-08-18 | M. Jemide | Crystal Palace → Alverca | Transfer |
| 2026-08-17 | Z. Gozo | Real Salt Lake → Crystal Palace | Transfer |
| 2026-08-16 | T. Adaramola | Crystal Palace → Cercle Brugge | Transfer |
| 2026-08-16 | Z. Gozo | Real Salt Lake → Crystal Palace | Transfer |
| 2026-08-15 | T. Adaramola | Crystal Palace → Cercle Brugge | Transfer |
| 2026-08-14 | A. Khalaili | Union St. Gilloise → Crystal Palace | Transfer |
| 2026-08-13 | A. Khalaili | Union St. Gilloise → Crystal Palace | Transfer |
| 2026-08-11 | E. Guessand | Aston Villa → Crystal Palace | Loan |
| 2026-08-10 | Rio Cardines | Crystal Palace → Bristol City | Loan |
| 2026-08-10 | B. Johnson | Crystal Palace → Everton | Transfer |
| 2026-08-10 | D. McNeil | Everton → Crystal Palace | Transfer |
| 2026-08-09 | B. Johnson | Crystal Palace → Everton | Transfer |
| 2026-08-09 | A. Khalaili | Union St. Gilloise → Crystal Palace | Transfer |
| 2026-08-09 | D. McNeil | Everton → Crystal Palace | Transfer |
| 2026-08-09 | J. Grante | Crystal Palace → St Albans City | Free agent |
| 2026-08-07 | K. Rodney | Crystal Palace → Muaither SC | Free agent |
| 2026-08-06 | T. Tomiyasu | Ajax → Crystal Palace | Free agent |
| 2026-08-05 | T. Tomiyasu | Ajax → Crystal Palace | Free agent |
| 2026-07-29 | M. Lacroix | Crystal Palace → Chelsea | Transfer |
| 2026-07-28 | N. Clyne | Crystal Palace → Clyne Nathaniel | Free agent |
| 2026-07-28 | M. Lacroix | Crystal Palace → Chelsea | Transfer |
| 2026-07-28 | Daniel Edward Peter Imray | Crystal Palace → Wrexham | Transfer |
| 2026-07-24 | O. Goodman | Crystal Palace → Dundee | Loan |
| 2026-07-24 | J. Izquierdo | Crystal Palace → Crawley Town | Free agent |
| 2026-07-23 | M. Dashi | Crystal Palace → Reading (U21) | - |
| 2026-07-12 | A. Agbinone | Crystal Palace → Al Wahda FC | Free agent |
| 2026-07-08 | Óscar Mingueza | Celta Vigo → Crystal Palace | Free agent |
| 2026-06-30 | A. Agbinone | Crystal Palace → Al Wahda FC | Free agent |
| 2026-06-30 | C. Farquhar | Crystal Palace → Barnet | Free agent |
| 2026-06-29 | O. Goodman | Barnsley → Crystal Palace | Return from loan |
| 2026-06-29 | Matheus França | Vasco DA Gama → Crystal Palace | Return from loan |
| 2026-06-29 | Christantus Uche | Crystal Palace → Getafe | Return from loan |
| 2026-06-29 | E. Guessand | Crystal Palace → Aston Villa | Return from loan |
| 2026-06-29 | K. Rodney | Crystal Palace → Rodney Kaden | Free agent |
| 2026-06-29 | K. Rodney | Crystal Palace → Muaither SC | Free agent |
| 2026-06-29 | Óscar Mingueza | Celta Vigo → Crystal Palace | Free agent |
| 2026-05-30 | J. Whitworth | Exeter City → Crystal Palace | Return from loan |
| 2026-05-30 | T. Adaramola | Sheffield Wednesday → Crystal Palace | Return from loan |
| 2026-05-30 | D. Ozoh | Derby → Crystal Palace | Return from loan |
| 2026-05-30 | J. Rak-Sakyi | Stoke City → Crystal Palace | Return from loan |
| 2026-05-30 | R. Esse | Coventry → Crystal Palace | Return from loan |
| 2026-05-30 | Daniel Edward Peter Imray | West Brom → Crystal Palace | Return from loan |
| 2026-02-01 | J. Rak-Sakyi | Crystal Palace → Stoke | Loan |
| 2026-02-01 | J. Rak-Sakyi | Crystal Palace → Stoke City | Loan |
| 2026-02-01 | J. Strand Larsen | Wolves → Crystal Palace | Transfer |
| 2026-01-31 | T. Adaramola | Crystal Palace → Sheffield Wed | Loan |
| 2026-01-31 | T. Adaramola | Crystal Palace → Sheffield Wednesday | Loan |
| 2026-01-29 | Daniel Edward Peter Imray | Crystal Palace → West Brom | Loan |
| 2026-01-29 | E. Guessand | Aston Villa → Crystal Palace | Loan |
| 2026-01-18 | M. Guéhi | Crystal Palace → Manchester City | Transfer |
| 2026-01-15 | Daniel Edward Peter Imray | Blackpool → Crystal Palace | Return from loan |
| 2026-01-14 | O. Goodman | Crystal Palace → Barnsley | Loan |
| 2026-01-09 | J. Rak-Sakyi | Rizespor → Crystal Palace | Return from loan |
| 2026-01-08 | J. Ward | Crystal Palace → Swansea | Free agent |
| 2026-01-07 | O. Goodman | Huddersfield → Crystal Palace | Return from loan |
| 2026-01-06 | N. Ahamada | Crystal Palace → Auxerre | Free agent |
| 2026-01-06 | L. Browne | Crystal Palace → Notts County | Transfer |
| 2026-01-06 | R. Esse | Crystal Palace → Coventry | Loan |
| 2026-01-05 | L. Browne | Crystal Palace → Notts Co | Transfer |
| 2026-01-04 | T. Adaramola | Leyton Orient → Crystal Palace | Return from loan |
| 2026-01-01 | B. Johnson | Tottenham → Crystal Palace | Transfer |