2018 Mountain West Conference Leaders Passing Defense - Games vs. 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 | New Mexico | 8 | 224 | 132 | 58.9 | 1878 | 8.4 | 16 | 1 | 152.04 | 28.0 | 234.8 |
| 3 | Wyoming | 8 | 244 | 143 | 58.6 | 1426 | 5.8 | 7 | 7 | 111.43 | 30.5 | 178.3 |
| 4 | Air Force | 8 | 249 | 154 | 61.8 | 2319 | 9.3 | 20 | 6 | 161.77 | 31.1 | 289.9 |
| 5 | UNLV | 8 | 252 | 163 | 64.7 | 2369 | 9.4 | 23 | 9 | 166.63 | 31.5 | 296.1 |
| 6 | Nevada | 8 | 254 | 151 | 59.4 | 1717 | 6.8 | 17 | 5 | 134.38 | 31.8 | 214.6 |
| 7 | San Diego State | 8 | 255 | 151 | 59.2 | 1705 | 6.7 | 9 | 7 | 121.54 | 31.9 | 213.1 |
| 8 | Hawai'i | 8 | 258 | 161 | 62.4 | 2124 | 8.2 | 18 | 1 | 153.80 | 32.3 | 265.5 |
| 9 | San Jose State | 8 | 266 | 162 | 60.9 | 2178 | 8.2 | 21 | 7 | 150.47 | 33.3 | 272.3 |
| 10 | Boise State | 9 | 271 | 170 | 62.7 | 2165 | 8.0 | 14 | 5 | 143.20 | 30.1 | 240.6 |
| 11 | Utah State | 8 | 278 | 146 | 52.5 | 2026 | 7.3 | 11 | 12 | 118.17 | 34.8 | 253.3 |
| 12 | Fresno State | 9 | 302 | 156 | 51.7 | 1754 | 5.8 | 9 | 9 | 104.32 | 33.6 | 194.9 |