2018 Mountain West Conference Leaders Passing Defense - Games vs. FBS Teams With Non-Winning Record Only through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | San Diego State | 4 | 98 | 60 | 61.2 | 573 | 5.8 | 3 | 4 | 112.27 | 24.5 | 143.3 |
| 2 | Wyoming | 5 | 145 | 79 | 54.5 | 737 | 5.1 | 2 | 5 | 94.83 | 29.0 | 147.4 |
| 3 | Fresno State | 5 | 166 | 77 | 46.4 | 812 | 4.9 | 4 | 6 | 88.20 | 33.2 | 162.4 |
| 4 | Colorado State | 6 | 136 | 78 | 57.4 | 1081 | 7.9 | 14 | 5 | 150.74 | 22.7 | 180.2 |
| 5 | Boise State | 5 | 121 | 76 | 62.8 | 1003 | 8.3 | 8 | 4 | 147.65 | 24.2 | 200.6 |
| 6 | San Jose State | 3 | 87 | 47 | 54.0 | 610 | 7.0 | 9 | 5 | 135.56 | 29.0 | 203.3 |
| 7 | Utah State | 7 | 235 | 124 | 52.8 | 1540 | 6.6 | 9 | 13 | 109.40 | 33.6 | 220.0 |
| 8 | New Mexico | 6 | 187 | 97 | 51.9 | 1341 | 7.2 | 9 | 7 | 120.50 | 31.2 | 223.5 |
| 9 | Nevada | 6 | 199 | 123 | 61.8 | 1364 | 6.9 | 11 | 4 | 133.60 | 33.2 | 227.3 |
| 10 | UNLV | 5 | 133 | 80 | 60.2 | 1221 | 9.2 | 10 | 2 | 159.06 | 26.6 | 244.2 |
| 11 | Hawai'i | 6 | 188 | 107 | 56.9 | 1546 | 8.2 | 13 | 2 | 146.68 | 31.3 | 257.7 |
| 12 | Air Force | 6 | 169 | 109 | 64.5 | 1602 | 9.5 | 11 | 4 | 160.87 | 28.2 | 267.0 |