| 23 Nov 11 | S. Watt Sanchez Watt |  ArsenalARS | → |  Sheffield WednesdaySHW | Loan |
| 22 Nov 11 | C. Aneke Chukwuemeka Aneke | ArsenalARS | → |  StevenageSTE | Loan |
| 17 Nov 11 | L. Freeman Luke Freeman | ArsenalARS | → | StevenageSTE | Loan |
| 16 Nov 11 | L. Freeman Luke Freeman | ArsenalARS | → | StevenageSTE | Loan |
| 30 Sept 11 | M. Almunia Manuel Almunia | ArsenalARS | → |  West Ham UnitedWHU | Loan |
| 30 Sept 11 | M. Almunia Manuel Almunia | ArsenalARS | → | West Ham UnitedWHU | Loan |
| 31 Aug 11 | P. Mertesacker Per Mertesacker |  Werder BremenWER | → | ArsenalARS | Undisclosed |
| 31 Aug 11 | H. Lansbury Henri Lansbury | ArsenalARS | → | West Ham UnitedWHU | Loan |
| 31 Aug 11 | J. Campbell Joel Campbell | ArsenalARS | → |  LorientLOR | Loan |
| 31 Aug 11 | N. Bendtner Nicklas Bendtner | ArsenalARS | → |  SunderlandSUN | Loan |
| 31 Aug 11 | Y. Benayoun Yossi Benayoun |  ChelseaCHE | → | ArsenalARS | Loan |
| 31 Aug 11 | A. Santos André Santos |  FenerbahceFEN | → | ArsenalARS | Undisclosed |
| 31 Aug 11 | G. Sunu Gilles Sunu | ArsenalARS | → | LorientLOR | Undisclosed |
| 31 Aug 11 | M. Arteta Mikel Arteta |  EvertonEVE | → | ArsenalARS | Undisclosed |
| 31 Aug 11 | P. Mertesacker Per Mertesacker | Werder BremenWER | → | ArsenalARS | Undisclosed |
| 31 Aug 11 | H. Lansbury Henri Lansbury | ArsenalARS | → | West Ham UnitedWHU | Loan |
| 31 Aug 11 | J. Campbell Joel Campbell | ArsenalARS | → | LorientLOR | Loan |
| 31 Aug 11 | G. Sunu Gilles Sunu | ArsenalARS | → | LorientLOR | Undisclosed |
| 30 Aug 11 | A. Traore Armand Traore | ArsenalARS | → |  Queens Park RangersQPR | Undisclosed |
| 30 Aug 11 | P. Chu-Young Park Chu-Young |  AS MonacoMON | → | ArsenalARS | Undisclosed |
| 24 Aug 11 | S. Nasri Samir Nasri | ArsenalARS | → |  Manchester CityMNC | Undisclosed |
| 19 Aug 11 | J. Campbell Joel Campbell |  SaprissaSAP | → | ArsenalARS | Undisclosed |
| 16 Aug 11 | Jamie Edge | ArsenalARS | → |  West Bromwich AlbionWBA | Free |
| 16 Aug 11 | P. Silva Botelho Pedro Botelho | ArsenalARS | → |  Rayo VallecanoRAY | Loan |
| 16 Aug 11 | C. Vela Carlos Vela | ArsenalARS | → |  Real SociedadRSO | Loan |
| 16 Aug 11 | C. Vela Carlos Vela | ArsenalARS | → | Real SociedadRSO | Loan |
| 16 Aug 11 | P. Silva Botelho Pedro Botelho | ArsenalARS | → | Rayo VallecanoRAY | Loan |
| 16 Aug 11 | E. Eboué Emmanuel Eboué | ArsenalARS | → |  GalatasarayGAL | Undisclosed |
| 15 Aug 11 | C. Fàbregas Cesc Fàbregas | ArsenalARS | → |  BarcelonaBAR | Undisclosed |
| 15 Aug 11 | C. Fàbregas Cesc Fàbregas | ArsenalARS | → | BarcelonaBAR | Undisclosed |
| 08 Aug 11 | A. Oxlade-Chamberlain Alex Oxlade-Chamberlain |  SouthamptonSOU | → | ArsenalARS | Undisclosed |
| 08 Aug 11 | A. Oxlade-Chamberlain Alex Oxlade-Chamberlain | SouthamptonSOU | → | ArsenalARS | Undisclosed |
| 05 Aug 11 | K. Bartley Kyle Bartley | ArsenalARS | → |  RangersRAN | Loan |
| 05 Aug 11 | K. Bartley Kyle Bartley | ArsenalARS | → | RangersRAN | Loan |
| 26 Jul 11 | J. Shea James Shea | ArsenalARS | → |  Dagenham & RedbridgeD&R | Loan |
| 26 Jul 11 | J. Emmanuel-Thomas Jay Emmanuel-Thomas | ArsenalARS | → |  Ipswich TownIPS | Undisclosed |
| 26 Jul 11 | J. Emmanuel-Thomas Jay Emmanuel-Thomas | ArsenalARS | → | Ipswich TownIPS | Undisclosed |
| 20 Jul 11 | Denílson | ArsenalARS | → |  São PauloSAO | Loan |
| 20 Jul 11 | Denílson | ArsenalARS | → | São PauloSAO | Loan |
| 18 Jul 11 | Gervinho |  LilleLILL | → | ArsenalARS | Undisclosed |
| 18 Jul 11 | Gervinho | LilleLILL | → | ArsenalARS | Undisclosed |
| 04 Jul 11 | G. Clichy Gaël Clichy | ArsenalARS | → | Manchester CityMNC | Undisclosed |
| 01 Jul 11 | M. Randall Mark Randall | ArsenalARS | → |  ChesterfieldCHES | Free |
| 08 Jun 11 | C. Jenkinson Carl Jenkinson |  Charlton AthleticCHA | → | ArsenalARS | Undisclosed |
| 17 Mar 11 | J. Lehmann Jens Lehmann | XXX | → | ArsenalARS | Free |
| 18 Feb 11 | J. Shea James Shea | ArsenalARS | → | SouthamptonSOU | Loan |
| 31 Jan 11 | N. Barazite Nacer Barazite | ArsenalARS | → |  Austria ViennaVIE | Undisclosed |
| 31 Jan 11 | G. Sunu Gilles Sunu | ArsenalARS | → | LorientLOR | Loan |
| 31 Jan 11 | R. Miyaichi Ryo Miyaichi | ArsenalARS | → |  Feyenoord RotterdamFEY | Loan |
| 31 Jan 11 | G. Hoyte Gavin Hoyte | ArsenalARS | → |  Lincoln CityLCN | Loan |
| 31 Jan 11 | K. Bartley Kyle Bartley | ArsenalARS | → | RangersRAN | Loan |
| 31 Jan 11 | R. Miyaichi Ryo Miyaichi | ArsenalARS | → | Feyenoord RotterdamFEY | Loan |
| 31 Jan 11 | G. Sunu Gilles Sunu | ArsenalARS | → | LorientLOR | Loan |
| 31 Jan 11 | K. Bartley Kyle Bartley | ArsenalARS | → | RangersRAN | Loan |
| 31 Jan 11 | Ryo Miyaichi | CCHChukyodai Chuyko High SchoolChukyodai Chuyko High School | → | ArsenalARS | Undisclosed |
| 28 Jan 11 | C. Vela Carlos Vela | ArsenalARS | → | West Bromwich AlbionWBA | Loan |
| 28 Jan 11 | C. Evina Cedric Evina | ArsenalARS | → |  Oldham AthleticOLD | Free |
| 27 Jan 11 | B. Afobe Benik Afobe | ArsenalARS | → |  Huddersfield TownHUD | Loan |
| 25 Jan 11 | C. Eastmond Craig Eastmond | ArsenalARS | → |  MillwallMIL | Loan |
| 25 Jan 11 | C. Eastmond Craig Eastmond | ArsenalARS | → | MillwallMIL | Loan |
| 25 Jan 11 | H. Lansbury Henri Lansbury | ArsenalARS | → |  Norwich CityNOR | Loan |
| 25 Jan 11 | H. Lansbury Henri Lansbury | ArsenalARS | → | Norwich CityNOR | Loan |
| 22 Jan 11 | A. Ramsey Aaron Ramsey | ArsenalARS | → |  Cardiff CityCAR | Loan |
| 22 Jan 11 | A. Ramsey Aaron Ramsey | ArsenalARS | → | Cardiff CityCAR | Loan |
| 18 Jan 11 | J. Emmanuel-Thomas Jay Emmanuel-Thomas | ArsenalARS | → | Cardiff CityCAR | Loan |
| 18 Jan 11 | J. Emmanuel-Thomas Jay Emmanuel-Thomas | ArsenalARS | → | Cardiff CityCAR | Loan |
| 12 Jan 11 | W. Silva Wellington Silva | ArsenalARS | → |  LevanteLEV | Loan |
| 12 Jan 11 | W. Silva Wellington Silva | ArsenalARS | → | LevanteLEV | Loan |
| 07 Jan 11 | V. Mannone Vito Mannone | ArsenalARS | → |  Hull CityHUL | Loan |
| 07 Jan 11 | V. Mannone Vito Mannone | ArsenalARS | → | Hull CityHUL | Loan |
| 01 Jan 11 | H. Nordtveit Håvard Nordtveit | ArsenalARS | → |  Borussia MonchengladbachMON | Undisclosed |
| 01 Jan 11 | H. Nordtveit Håvard Nordtveit | ArsenalARS | → | Borussia MonchengladbachMON | Undisclosed |