2018 Mountain West Conference Leaders Passing Defense - Games vs. FBS (I-A) Teams Only through 01/07/2019
| Name | G | Att | Comp | Pct. | Yards | Yards/Att | TD | Int | Rating | Att/G | Yards/G | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Colorado State | 11 | 275 | 178 | 64.7 | 2513 | 9.1 | 28 | 7 | 170.00 | 25.0 | 228.5 |
| 2 | Air Force | 11 | 306 | 193 | 63.1 | 2883 | 9.4 | 23 | 6 | 163.09 | 27.8 | 262.1 |
| 3 | New Mexico | 11 | 324 | 190 | 58.6 | 2750 | 8.5 | 22 | 8 | 147.41 | 29.5 | 250.0 |
| 4 | UNLV | 11 | 343 | 214 | 62.4 | 2973 | 8.7 | 27 | 10 | 155.35 | 31.2 | 270.3 |
| 5 | San Jose State | 11 | 361 | 215 | 59.6 | 2961 | 8.2 | 28 | 12 | 147.40 | 32.8 | 269.2 |
| 6 | Hawai'i | 13 | 369 | 228 | 61.8 | 3149 | 8.5 | 25 | 4 | 153.67 | 28.4 | 242.2 |
| 7 | Wyoming | 11 | 379 | 232 | 61.2 | 2287 | 6.0 | 15 | 8 | 120.74 | 34.5 | 207.9 |
| 8 | San Diego State | 12 | 381 | 230 | 60.4 | 2820 | 7.4 | 17 | 10 | 132.02 | 31.8 | 235.0 |
| 9 | Boise State | 13 | 382 | 240 | 62.8 | 3029 | 7.9 | 17 | 7 | 140.46 | 29.4 | 233.0 |
| 10 | Fresno State | 13 | 413 | 217 | 52.5 | 2447 | 5.9 | 14 | 14 | 106.72 | 31.8 | 188.2 |
| 11 | Nevada | 12 | 415 | 252 | 60.7 | 2951 | 7.1 | 26 | 10 | 136.30 | 34.6 | 245.9 |
| 12 | Utah State | 12 | 431 | 236 | 54.8 | 2999 | 7.0 | 18 | 21 | 117.25 | 35.9 | 249.9 |