| 13 Oct 17 | B. Peacock-Farrell Bailey Peacock-Farrell |  Leeds UnitedLEE | → | YCXYork CityYork City | Loan |
| 31 Aug 17 | P. Lasogga Pierre-Michel Lasogga |  Hamburg SVHSV | → | Leeds UnitedLEE | Loan |
| 31 Aug 17 | P. Cibicki Pawel Cibicki |  Malmo FFMAL | → | Leeds UnitedLEE | Undisclosed |
| 31 Aug 17 | P. Lasogga Pierre-Michel Lasogga | Hamburg SVHSV | → | Leeds UnitedLEE | Loan |
| 27 Aug 17 | R. Green Robert Green | Leeds UnitedLEE | → |  Huddersfield TownHUD | Free |
| 27 Aug 17 | R. Green Robert Green | Leeds UnitedLEE | → | Huddersfield TownHUD | Free |
| 24 Aug 17 | M. Wilks Mallik Wilks | Leeds UnitedLEE | → |  Accrington StanleyACCR | Loan |
| 24 Aug 17 | J. Grot Jay-Roy Grot |  NEC NijmegenNEC | → | Leeds UnitedLEE | Undisclosed |
| 22 Aug 17 | L. Bridcutt Liam Bridcutt | Leeds UnitedLEE | → |  Nottingham ForestFOR | Undisclosed |
| 21 Aug 17 | C. Wood Chris Wood | Leeds UnitedLEE | → |  BurnleyBUR | Undisclosed |
| 21 Aug 17 | C. Wood Chris Wood | Leeds UnitedLEE | → | BurnleyBUR | Undisclosed |
| 11 Aug 17 | M. Antonsson Marcus Antonsson | Leeds UnitedLEE | → |  Blackburn RoversBLK | Loan |
| 07 Aug 17 | T. Denton Tyler Denton | Leeds UnitedLEE | → |  Port ValeVALE | Loan |
| 07 Aug 17 | C. Borthwick-Jackson Cameron Borthwick-Jackson |  Manchester UnitedMAN | → | Leeds UnitedLEE | Loan |
| 07 Aug 17 | C. Borthwick-Jackson Cameron Borthwick-Jackson | Manchester UnitedMAN | → | Leeds UnitedLEE | Loan |
| 02 Aug 17 | O. Bouy Ouasim Bouy | Leeds UnitedLEE | → | CLXCultural LeonesaCLE | Loan |
| 02 Aug 17 | O. Bouy Ouasim Bouy | XXX | → | Leeds UnitedLEE | Free |
| 19 Jul 17 | M. Pennington Matthew Pennington |  EvertonEVE | → | Leeds UnitedLEE | Loan |
| 19 Jul 17 | M. Pennington Matthew Pennington | EvertonEVE | → | Leeds UnitedLEE | Loan |
| 13 Jul 17 | E. Alioski Ezgjan Alioski |  FC LuganoLUG | → | Leeds UnitedLEE | Undisclosed |
| 13 Jul 17 | S. Sáiz Samu Sáiz |  HuescaHUE | → | Leeds UnitedLEE | Undisclosed |
| 11 Jul 17 | C. Ekuban Caleb Ekuban |  Chievo VeronaCVO | → | Leeds UnitedLEE | Undisclosed |
| 11 Jul 17 | C. Ekuban Caleb Ekuban | Chievo VeronaCVO | → | Leeds UnitedLEE | Undisclosed |
| 06 Jul 17 | V. Anita Vurnon Anita |  Newcastle UnitedNEW | → | Leeds UnitedLEE | Free |
| 06 Jul 17 | V. Anita Vurnon Anita | Newcastle UnitedNEW | → | Leeds UnitedLEE | Free |
| 06 Jul 17 | C. Taylor Charlie Taylor | Leeds UnitedLEE | → | BurnleyBUR | Undisclosed |
| 06 Jul 17 | C. Taylor Charlie Taylor | Leeds UnitedLEE | → | BurnleyBUR | Undisclosed |
| 04 Jul 17 | L. Coyle Lewie Coyle | Leeds UnitedLEE | → |  Fleetwood TownFLE | Loan |
| 03 Jul 17 | L. Murphy Luke Murphy | Leeds UnitedLEE | → |  Burton AlbionBRT | Loan |
| 01 Jul 17 | M. Klich Mateusz Klich |  FC TwenteTWE | → | Leeds UnitedLEE | Undisclosed |
| 01 Jul 17 | P. Jansson Pontus Jansson |  TorinoTOR | → | Leeds UnitedLEE | Undisclosed |
| 01 Jul 17 | M. Klich Mateusz Klich | FC TwenteTWE | → | Leeds UnitedLEE | Undisclosed |
| 01 Jul 17 | H. Sacko Hadi Sacko |  Sporting CPSCP | → | Leeds UnitedLEE | Undisclosed |
| 01 Jul 17 | F. Wiedwald Felix Wiedwald |  Werder BremenWER | → | Leeds UnitedLEE | Undisclosed |
| 01 Jul 17 | P. Jansson Pontus Jansson | TorinoTOR | → | Leeds UnitedLEE | Undisclosed |
| 01 Jul 17 | F. Wiedwald Felix Wiedwald | Werder BremenWER | → | Leeds UnitedLEE | Undisclosed |
| 31 Jan 17 | M. Barrow Modou Barrow |  Swansea CitySWA | → | Leeds UnitedLEE | Loan |
| 31 Jan 17 | M. Barrow Modou Barrow | Swansea CitySWA | → | Leeds UnitedLEE | Loan |
| 31 Jan 17 | A. Pedraza Alfonso Pedraza |  VillarrealVIL | → | Leeds UnitedLEE | Loan |
| 31 Jan 17 | A. Pedraza Alfonso Pedraza | VillarrealVIL | → | Leeds UnitedLEE | Loan |
| 27 Jan 17 | A. Mowatt Alex Mowatt | Leeds UnitedLEE | → |  BarnsleyBAR | Undisclosed |
| 23 Jan 17 | T. Diagouraga Toumani Diagouraga | Leeds UnitedLEE | → |  Ipswich TownIPS | Loan |
| 09 Jan 17 | P. Hernández Pablo Hernández | ASXAl-Arabi SCAl-Arabi SC | → | Leeds UnitedLEE | Undisclosed |
| 06 Jan 17 | L. Murphy Luke Murphy | Leeds UnitedLEE | → | Burton AlbionBRT | Loan |