| 09/03/05 | at | Washington | 20-17 |
| 09/10/05 | hosting | San Diego State | 41-29 |
| 09/17/05 | hosting | Wyoming | 28-29 |
| 09/22/05 | at | Utah | 35-38 |
| 09/29/05 | at | Colorado State | 23-41 |
| 10/08/05 | at | Navy | 24-27 |
| 10/15/05 | hosting | UNLV | 42-7 |
| 10/22/05 | hosting | TCU | 10-48 |
| 10/29/05 | at | Brigham Young | 41-62 |
| 11/05/05 | hosting | Army | 24-27 |
| 11/19/05 | at | New Mexico | 42-24 |