| 09/03/05 | hosting | Air Force | 17-20 |
| 09/10/05 | hosting | California | 17-56 |
| 09/17/05 | hosting | Idaho | 34-6 |
| 09/24/05 | hosting | Notre Dame | 17-36 |
| 10/01/05 | at | UCLA | 17-21 |
| 10/15/05 | at | Oregon | 21-45 |
| 10/22/05 | hosting | Southern Cal | 24-51 |
| 10/29/05 | at | Arizona State | 20-44 |
| 11/05/05 | hosting | Oregon State | 10-18 |
| 11/12/05 | at | Arizona | 38-14 |
| 11/19/05 | hosting | Washington State | 22-26 |