| 8/31/2018 | San Diego State | 10 | at | Stanford (9-4) | 31 | at P12 | ||
| 9/8/2018 | Sacramento State (2-8) | 14 | at | San Diego State | 28 | BSky (1AA) | ||
| 9/15/2018 | Arizona State (7-6) | 21 | at | San Diego State | 28 | P12 | ||
| 9/22/2018 | Eastern Michigan (7-6) | 20 | at | San Diego State | 23 | OT | MAC | |
| 10/6/2018 | San Diego State | 19 | at | Boise State (10-3,7-2) | 13 | |||
| 10/12/2018 | Air Force (5-7,3-5) | 17 | at | San Diego State | 21 | |||
| 10/20/2018 | San Jose State (1-11,1-7) | 13 | at | San Diego State | 16 | |||
| 10/27/2018 | San Diego State | 24 | at | Nevada (8-5,5-3) | 28 | |||
| 11/3/2018 | San Diego State | 31 | at | New Mexico (3-9,1-7) | 23 | |||
| 11/10/2018 | UNLV (4-8,2-6) | 27 | at | San Diego State | 24 | |||
| 11/17/2018 | San Diego State | 14 | at | Fresno State (12-2,8-1) | 23 | |||
| 11/24/2018 | Hawaii (8-6,5-3) | 31 | at | San Diego State | 30 | OT | ||
| 12/19/2018 | San Diego State | 0 | vs | Ohio (9-4) | 27 | DXL FRISCO BOWL - Frisco TX | vs MAC |
| vs San Diego State | vs Other Opponents | San Diego State compared to OOs | |
| Record: | 6-7 | 79-72 | |
| Points Scored: | 22.15 | 30.76 | 8.61 |
| Points Allowed: | 20.62 | 28.33 | -7.71 |
| Margin: | 1.53 | 2.43 | 0.90 |
| Total Points: | 42.77 | 59.09 | -16.32 |