| 09/03/05 | at | Oklahoma | 17-10 |
| 09/10/05 | at | SMU | 10-21 |
| 09/15/05 | hosting | Utah | 23-20 OT |
| 09/24/05 | at | Brigham Young | 51-50 OT |
| 10/01/05 | hosting | New Mexico | 49-28 |
| 10/08/05 | at | Wyoming | 28-14 |
| 10/15/05 | hosting | Army | 38-17 |
| 10/22/05 | at | Air Force | 48-10 |
| 10/29/05 | at | San Diego State | 23-20 |
| 11/05/05 | hosting | Colorado State | 33-6 |
| 11/12/05 | hosting | UNLV | 51-3 |
| 12/31/05 | vs. | Iowa State | 0.44454011177249064 |