2018 Mountain West Conference Leaders Passing Defense - Games vs. FBS non-Power 5 Conference Teams Only through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Colorado State | 8 | 213 | 137 | 64.3 | 1912 | 9.0 | 20 | 3 | 167.90 | 26.6 | 239.0 |
| 2 | Wyoming | 9 | 277 | 161 | 58.1 | 1570 | 5.7 | 8 | 7 | 110.21 | 30.8 | 174.4 |
| 3 | San Jose State | 9 | 271 | 164 | 60.5 | 2232 | 8.2 | 22 | 7 | 151.32 | 30.1 | 248.0 |
| 4 | Fresno State | 10 | 333 | 172 | 51.7 | 1992 | 6.0 | 12 | 10 | 107.78 | 33.3 | 199.2 |
| 5 | San Diego State | 10 | 304 | 178 | 58.6 | 2147 | 7.1 | 11 | 9 | 123.90 | 30.4 | 214.7 |
| 6 | New Mexico | 10 | 311 | 181 | 58.2 | 2599 | 8.4 | 20 | 7 | 145.12 | 31.1 | 259.9 |
| 7 | Nevada | 10 | 325 | 193 | 59.4 | 2222 | 6.8 | 22 | 8 | 134.24 | 32.5 | 222.2 |
| 7 | Air Force | 11 | 306 | 193 | 63.1 | 2883 | 9.4 | 23 | 6 | 163.09 | 27.8 | 262.1 |
| 7 | UNLV | 10 | 308 | 193 | 62.7 | 2691 | 8.7 | 26 | 10 | 157.42 | 30.8 | 269.1 |
| 10 | Utah State | 11 | 398 | 213 | 53.5 | 2712 | 6.8 | 16 | 20 | 113.98 | 36.2 | 246.5 |
| 11 | Boise State | 12 | 355 | 224 | 63.1 | 2783 | 7.8 | 16 | 7 | 139.88 | 29.6 | 231.9 |
| 12 | Hawai'i | 13 | 369 | 228 | 61.8 | 3149 | 8.5 | 25 | 4 | 153.67 | 28.4 | 242.2 |