| 31 Aug 17 | B. Heneghan Ben Heneghan |  MotherwellMOT | → |  Sheffield UnitedSHU | Undisclosed |
| 31 Aug 17 | B. Heneghan Ben Heneghan | MotherwellMOT | → | Sheffield UnitedSHU | Undisclosed |
| 31 Aug 17 | O. Édouard Odsonne Édouard |  Paris Saint-Germain PSG | → |  CelticCEL | Loan |
| 31 Aug 17 | O. Édouard Odsonne Édouard | Paris Saint-Germain PSG | → | CelticCEL | Loan |
| 31 Aug 17 | D. John Declan John |  Cardiff CityCAR | → |  RangersRAN | Loan |
| 31 Aug 17 | D. John Declan John | Cardiff CityCAR | → | RangersRAN | Loan |
| 28 Aug 17 | P. Roberts Patrick Roberts |  Manchester CityMNC | → | CelticCEL | Loan |
| 28 Aug 17 | P. Roberts Patrick Roberts | Manchester CityMNC | → | CelticCEL | Loan |
| 10 Aug 17 | S. May Stevie May |  Preston North EndPNE | → |  AberdeenABER | Undisclosed |
| 10 Aug 17 | S. May Stevie May | Preston North EndPNE | → | AberdeenABER | Undisclosed |
| 07 Aug 17 | M. Waghorn Martyn Waghorn | RangersRAN | → |  Ipswich TownIPS | Undisclosed |
| 07 Aug 17 | M. Waghorn Martyn Waghorn | RangersRAN | → | Ipswich TownIPS | Undisclosed |
| 26 Jul 17 | V. Slivka Vykintas Slivka |  JuventusJUV | → |  HibernianHIBS | Undisclosed |
| 26 Jul 17 | S. McDonald Scott McDonald | MotherwellMOT | → |  Dundee UnitedDUN | Free |
| 26 Jul 17 | V. Slivka Vykintas Slivka | JuventusJUV | → | HibernianHIBS | Undisclosed |
| 18 Jul 17 | R. Fulton Ryan Fulton |  LiverpoolLIV | → |  Hamilton AcademicalHAM | Undisclosed |
| 18 Jul 17 | R. Fulton Ryan Fulton | LiverpoolLIV | → | Hamilton AcademicalHAM | Undisclosed |
| 13 Jul 17 | G. Kamara Glen Kamara |  ArsenalARS | → |  DundeeDUN | Free |
| 13 Jul 17 | G. Kamara Glen Kamara | ArsenalARS | → | DundeeDUN | Free |
| 12 Jul 17 | O. Ntcham Olivier Ntcham | Manchester CityMNC | → | CelticCEL | Undisclosed |
| 12 Jul 17 | O. Ntcham Olivier Ntcham | Manchester CityMNC | → | CelticCEL | Undisclosed |
| 10 Jul 17 | S. Nicholson Sam Nicholson |  Heart of MidlothianHOM | → |  Minnesota United FCMIN | Free |
| 10 Jul 17 | S. Nicholson Sam Nicholson | Heart of MidlothianHOM | → | Minnesota United FCMIN | Free |
| 07 Jul 17 | S. Janko Saidy Janko | CelticCEL | → |  Saint-EtienneASSE | Undisclosed |
| 07 Jul 17 | S. Janko Saidy Janko | CelticCEL | → | Saint-EtienneASSE | Undisclosed |
| 06 Jul 17 | G. Dorrans Graham Dorrans |  Norwich CityNOR | → | RangersRAN | Undisclosed |
| 06 Jul 17 | G. Dorrans Graham Dorrans | Norwich CityNOR | → | RangersRAN | Undisclosed |
| 05 Jul 17 | B. McKay Barrie McKay | RangersRAN | → |  Nottingham ForestFOR | Undisclosed |
| 05 Jul 17 | P. Kitchen Perry Kitchen | Heart of MidlothianHOM | → |  Randers FCRAN | Free |
| 05 Jul 17 | B. McKay Barrie McKay | RangersRAN | → | Nottingham ForestFOR | Undisclosed |
| 01 Jul 17 | B. Alves Bruno Alves |  CagliariCAG | → | RangersRAN | Undisclosed |
| 01 Jul 17 | Billy Gilmour | RangersRAN | → |  ChelseaCHE | Undisclosed |
| 01 Jul 17 | A. Smith-Brown Ashley Smith-Brown | Manchester CityMNC | → | Heart of MidlothianHOM | Loan |
| 01 Jul 17 | K. Benyu Kundai Benyu | Ipswich TownIPS | → | CelticCEL | Undisclosed |
| 01 Jul 17 | L. Boyce Liam Boyce |  Ross CountyROSS | → |  Burton AlbionBRT | Undisclosed |
| 01 Jul 17 | J. Cummings Jason Cummings | HibernianHIBS | → | Nottingham ForestFOR | Undisclosed |
| 01 Jul 17 | J. Garner Joe Garner | RangersRAN | → | Ipswich TownIPS | Undisclosed |
| 01 Jul 17 | N. Keown Niall Keown |  ReadingREA | → |  Partick ThistlePAR | Undisclosed |
| 01 Jul 17 | L. Lindsay Liam Lindsay | Partick ThistlePAR | → |  BarnsleyBAR | Undisclosed |
| 01 Jul 17 | C. Paterson Callum Paterson | Heart of MidlothianHOM | → | Cardiff CityCAR | Free |
| 01 Jul 17 | G. Stewart Greg Stewart |  Birmingham CityBIR | → | AberdeenABER | Loan |
| 01 Jul 17 | B. Alves Bruno Alves | CagliariCAG | → | RangersRAN | Undisclosed |
| 01 Jul 17 | K. Benyu Kundai Benyu | Ipswich TownIPS | → | CelticCEL | Undisclosed |
| 01 Jul 17 | L. Boyce Liam Boyce | Ross CountyROSS | → | Burton AlbionBRT | Undisclosed |
| 01 Jul 17 | J. Garner Joe Garner | RangersRAN | → | Ipswich TownIPS | Undisclosed |
| 01 Jul 17 | Billy Gilmour | RangersRAN | → | ChelseaCHE | Undisclosed |
| 01 Jul 17 | N. Keown Niall Keown | ReadingREA | → | Partick ThistlePAR | Undisclosed |
| 01 Jul 17 | L. Lindsay Liam Lindsay | Partick ThistlePAR | → | BarnsleyBAR | Undisclosed |
| 01 Jul 17 | C. Paterson Callum Paterson | Heart of MidlothianHOM | → | Cardiff CityCAR | Free |
| 01 Jul 17 | A. Smith-Brown Ashley Smith-Brown | Manchester CityMNC | → | Heart of MidlothianHOM | Loan |
| 01 Jul 17 | G. Stewart Greg Stewart | Birmingham CityBIR | → | AberdeenABER | Loan |
| 31 Jan 17 | M. Gilks Matt Gilks | RangersRAN | → |  Wigan AthleticWGA | Undisclosed |
| 31 Jan 17 | T. Obadeyi Tope Obadeyi | DundeeDUN | → |  Oldham AthleticOLD | Loan |
| 31 Jan 17 | M. Gilks Matt Gilks | RangersRAN | → | Wigan AthleticWGA | Undisclosed |
| 30 Jan 17 | J. Alnwick Jak Alnwick |  Port ValeVALE | → | RangersRAN | Undisclosed |
| 27 Jan 17 | R. Griffiths Russell Griffiths |  EvertonEVE | → | MotherwellMOT | Loan |
| 27 Jan 17 | R. Griffiths Russell Griffiths | EvertonEVE | → | MotherwellMOT | Loan |
| 24 Jan 17 | N. Keown Niall Keown | ReadingREA | → | Partick ThistlePAR | Loan |
| 24 Jan 17 | N. Keown Niall Keown | ReadingREA | → | Partick ThistlePAR | Loan |
| 18 Jan 17 | F. Aird Fraser Aird | RangersRAN | → |  FalkirkFALK | Free |
| 12 Jan 17 | J. Toral Jon Toral | ArsenalARS | → | RangersRAN | Loan |
| 12 Jan 17 | J. Toral Jon Toral | ArsenalARS | → | RangersRAN | Loan |
| 09 Jan 17 | Sean Longstaff |  Newcastle UnitedNEW | → |  KilmarnockKIL | Loan |
| 09 Jan 17 | F. Woodman Freddie Woodman | Newcastle UnitedNEW | → | KilmarnockKIL | Loan |
| 09 Jan 17 | C. Roberts Callum Roberts | Newcastle UnitedNEW | → | KilmarnockKIL | Loan |
| 09 Jan 17 | E. Hyndman Emerson Hyndman |  AFC BournemouthBOU | → | RangersRAN | Loan |
| 09 Jan 17 | Sean Longstaff | Newcastle UnitedNEW | → | KilmarnockKIL | Loan |
| 09 Jan 17 | E. Hyndman Emerson Hyndman | AFC BournemouthBOU | → | RangersRAN | Loan |
| 09 Jan 17 | F. Woodman Freddie Woodman | Newcastle UnitedNEW | → | KilmarnockKIL | Loan |
| 09 Jan 17 | C. Roberts Callum Roberts | Newcastle UnitedNEW | → | KilmarnockKIL | Loan |