| 4. Round | 27/06/2008 | Houston Dynamo | - | FC Dallas | 1:1 | ||||
| 5. Round | 05/07/2008 | FC Dallas | - | Kansas City Wizards | 1:1 | ||||
| 5. Round | 20/07/2008 | FC Dallas | - | Colorado Rapids | 2:2 | ||||
| 5. Round | 28/07/2008 | FC Dallas | - | Los Angeles Galaxy | 4:0 | ||||
| 6. Round | 03/08/2008 | Toronto FC | - | FC Dallas | 0:2 | ||||
| 6. Round | 17/08/2008 | Columbus Crew | - | FC Dallas | 2:1 | ||||
| 6. Round | 24/08/2008 | Kansas City Wizards | - | FC Dallas | 1:1 | ||||
| 6. Round | 31/08/2008 | FC Dallas | - | Columbus Crew | 1:2 | ||||
| 7. Round | 05/09/2008 | FC Dallas | - | Colorado Rapids | 0:1 | ||||
| 7. Round | 14/09/2008 | D.C. United | - | FC Dallas | 2:2 | ||||
| 7. Round | 21/09/2008 | Chicago Fire | - | FC Dallas | 1:4 | ||||
| 8. Round | 03/10/2008 | FC Dallas | - | San Jose Earthquakes | 1:1 | ||||
| 8. Round | 12/10/2008 | FC Dallas | - | Toronto FC | 2:2 | ||||
| 8. Round | 19/10/2008 | Real Salt Lake | - | FC Dallas | 3:1 |  |
USA