| 09/03/05 | hosting | Boston College | 3-20 |
| 09/10/05 | hosting | Eastern Illinois | 45-10 |
| 09/24/05 | hosting | TCU | 50-51 OT |
| 10/01/05 | at | San Diego State | 10-31 |
| 10/08/05 | at | New Mexico | 27-24 |
| 10/15/05 | hosting | Colorado State | 24-14 |
| 10/22/05 | at | Notre Dame | 23-49 |
| 10/29/05 | hosting | Air Force | 62-41 |
| 11/05/05 | at | UNLV | 55-14 |
| 11/12/05 | at | Wyoming | 35-21 |
| 11/19/05 | hosting | Utah | 34-41 OT |
| 12/22/05 | vs. | California | 28-35 |