| 9/5/2015 | Black Hills State (0-11) | 0 | at | Idaho State | 55 | RMAC (D2) | ||
| 9/12/2015 | Portland State (8-3,5-2) | 34 | at | Idaho State | 14 | |||
| 9/18/2015 | Idaho State | 0 | at | Boise State (9-4) | 52 | at MW | ||
| 9/26/2015 | Idaho State | 8 | at | UNLV (3-9) | 80 | at MW | ||
| 10/3/2015 | Idaho State | 26 | at | Cal Poly (4-7,4-5) | 58 | |||
| 10/10/2015 | Idaho State | 37 | at | North Dakota (7-4,5-3) | 31 | |||
| 10/17/2015 | Eastern Washington (6-5,6-3) | 45 | at | Idaho State | 28 | |||
| 10/24/2015 | Idaho State | 13 | at | Sacramento State (2-9,1-8) | 38 | |||
| 11/7/2015 | Montana (8-5,6-3) | 33 | at | Idaho State | 27 | OT | ||
| 11/14/2015 | Montana State (5-6,3-6) | 44 | at | Idaho State | 20 | |||
| 11/21/2015 | Idaho State | 14 | at | Weber State (6-5,6-3) | 35 |
| vs Idaho State | vs Other Opponents | Idaho State compared to OOs | |
| Record: | 9-2 | 49-66 | |
| Points Scored: | 40.91 | 29.14 | -11.77 |
| Points Allowed: | 22.00 | 31.65 | -9.65 |
| Margin: | 18.91 | -2.51 | -21.42 |
| Total Points: | 62.91 | 60.79 | 2.12 |