| 21 Nov 08 | T. Krul Tim Krul |  Newcastle UnitedNEW | → |  Carlisle UnitedCAR | Loan |
| 02 Oct 08 | F. Forster Fraser Forster | Newcastle UnitedNEW | → |  Stockport CountySTO | Loan |
| 01 Sept 08 | I. González Ignacio González |  ValenciaVAL | → | Newcastle UnitedNEW | Loan |
| 01 Sept 08 | I. González Ignacio González | ValenciaVAL | → | Newcastle UnitedNEW | Loan |
| 01 Sept 08 | Xisco |  Deportivo La CoruñaDEP | → | Newcastle UnitedNEW | Undisclosed |
| 01 Sept 08 | Xisco | Deportivo La CoruñaDEP | → | Newcastle UnitedNEW | Undisclosed |
| 29 Aug 08 | J. Milner James Milner | Newcastle UnitedNEW | → |  Aston VillaAVL | Undisclosed |
| 15 Aug 08 | A. Faye Abdoulaye Faye | Newcastle UnitedNEW | → |  Stoke CitySTK | 2250000 |
| 15 Aug 08 | F. Coloccini Fabricio Coloccini | Deportivo La CoruñaDEP | → | Newcastle UnitedNEW | Undisclosed |
| 15 Aug 08 | F. Coloccini Fabricio Coloccini | Deportivo La CoruñaDEP | → | Newcastle UnitedNEW | Undisclosed |
| 01 Aug 08 | S. Bassong Sébastien Bassong |  MetzMETZ | → | Newcastle UnitedNEW | Undisclosed |
| 12 Jul 08 | D. Guthrie Danny Guthrie |  LiverpoolLIV | → | Newcastle UnitedNEW | Undisclosed |
| 10 Jun 08 | D. Rozehnal David Rozehnal | Newcastle UnitedNEW | → |  LazioLAZ | 2900000 |
| 10 Jun 08 | D. Rozehnal David Rozehnal | Newcastle UnitedNEW | → | LazioLAZ | 2900000 |
| 13 May 08 | P. Ramage Peter Ramage | Newcastle UnitedNEW | → |  Queens Park RangersQPR | Free |
| 13 May 08 | P. Ramage Peter Ramage | Newcastle UnitedNEW | → | Queens Park RangersQPR | Free |
| 27 Mar 08 | S. Ameobi Shola Ameobi | Newcastle UnitedNEW | → | Stoke CitySTK | Loan |
| 31 Jan 08 | Ole Soderberg | BHXBK HackenBK Hacken | → | Newcastle UnitedNEW | Undisclosed |
| 31 Jan 08 | D. Rozehnal David Rozehnal | Newcastle UnitedNEW | → | LazioLAZ | Loan |
| 31 Jan 08 | F. Zamblera Fabio Zamblera |  AtalantaATA | → | Newcastle UnitedNEW | Undisclosed |
| 31 Jan 08 | F. Zamblera Fabio Zamblera | AtalantaATA | → | Newcastle UnitedNEW | Undisclosed |
| 31 Jan 08 | D. Rozehnal David Rozehnal | Newcastle UnitedNEW | → | LazioLAZ | Loan |
| 18 Jan 08 | T. Kadar Tamas Kadar | ZXXZalaegerszegZalaegerszeg | → | Newcastle UnitedNEW | 900000 |
| 07 Jan 08 | B. Tozer Ben Tozer |  Swindon TownSWI | → | Newcastle UnitedNEW | Undisclosed |
| 04 Jan 08 | M. Pattison Matthew Pattison | Newcastle UnitedNEW | → |  Norwich CityNOR | Undisclosed |
| 04 Jan 08 | M. Pattison Matthew Pattison | Newcastle UnitedNEW | → | Norwich CityNOR | Undisclosed |