Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 12/2011 |  | Kheli Dube | FW |  | New England Revolution | New Engl. |
| 08/2011 |  | Dan Gargan | DF |  | Toronto FC | Toronto FC |
| 07/2011 |  | Sébastián Grazzini | MF | |||
| 07/2011 |  | Pável Pardo | MF |  | CF América | CF América |
| 05/2011 | | Frank Klopas | MA | |||
| 05/2011 | | Jacob Bushue | MF |  | Indiana Hoosiers | Indiana Hoosiers |
| 05/2011 |  | Cristian Nazarit | FW | |||
| 03/2011 |  | Dominic Oduro | FW |  | Houston Dynamo | H. Dynamo |
| 03/2011 | | Pari Pantazopoulos | DF |  | Aspropyrgos | Aspropyrgos |
| 03/2011 |  | Marko Marić | MF |  | Xanthi FC | Xhanti FC |
| 01/2011 | | Jalil Anibaba | DF | |||
| 01/2011 | | Jon Conway | GK | | Toronto FC | Toronto FC |
| 01/2011 | | Alec Dufty | GK |  | AC St. Louis | AC St. Louis |
| 01/2011 | | Yamith Cuesta | DF |  | CD Chivas | Chivas USA |
| 01/2011 | | Cory Gibbs | DF | | New England Revolution | New Engl. |
| 01/2011 | | Josip Mikulić | DF |  | NK Zagreb | NK Zagreb |
| 01/2011 | | Daniel Paladini | MF |  | North Carolina FC | N. Carolina |
| 01/2011 | | Victor Pineda | MF | |||
| 01/2011 | | Michael Videira | MF | | AC St. Louis | AC St. Louis |
| 01/2011 |  | Orr Barouch | FW | |||
| 01/2011 |  | Diego Cháves | FW |  | Nacional | Nacional |
| 01/2011 | | Gabe Ferrari | FW |  | FC Wohlen | FC Wohlen |
| 01/2011 | | Davis Paul | FW | |||
| 01/2011 | | Gastón Puerari | FW |  | Montevideo Wanderers | Wanderers |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2011 | | Dasan Robinson | DF | | Toronto FC | Toronto FC |
| 08/2011 | | Jacob Bushue | MF | | Indiana Hoosiers | Indiana Hoosiers |
| 07/2011 | | Gastón Puerari | FW |  | Atlas Guadalajara | Atlas |
| 03/2011 | | Calen Carr | FW | | Houston Dynamo | H. Dynamo |
| 01/2011 | | Wilman Conde | DF | | Atlas Guadalajara | Atlas |
| 01/2011 |  | Krzysztof Król | DF |  | Polonia Bytom | Polonia Bytom |
| 01/2011 | | Nery Castillo | MF |  | Aris Saloniki | Aris Saloniki |
| 01/2011 |  | Freddie Ljungberg | MF |  | Celtic FC | Celtic |
| 01/2011 | | John Thorrington | MF |  | Vancouver Whitecaps | Vancouver |
| 01/2011 |  | Deris Umanzor | MF |  | CD Águila | Águila |
| 01/2011 |  | Collins John | FW |  | Gabala FK | Gabala |
| 01/2011 | | Peter Lowry | FW |  | Portland Timbers | Portland |