2018 Conference USA Leaders Opponent Penalties - Games Lost Only through 01/07/2019
| Name | G | Pen. | Yards | Pen./G | Yards/G | |
|---|---|---|---|---|---|---|
| 1 | Marshall | 4 | 29 | 283 | 7.3 | 70.8 |
| 2 | UTSA | 9 | 64 | 632 | 7.1 | 70.2 |
| 3 | Southern Mississippi | 5 | 34 | 338 | 6.8 | 67.6 |
| 4 | Florida International | 4 | 24 | 250 | 6.0 | 62.5 |
| 5 | Old Dominion | 8 | 46 | 456 | 5.8 | 57.0 |
| 6 | Western Kentucky | 9 | 52 | 505 | 5.8 | 56.1 |
| 7 | North Texas | 4 | 20 | 221 | 5.0 | 55.3 |
| 8 | UTEP | 11 | 60 | 574 | 5.5 | 52.2 |
| 9 | Florida Atlantic | 7 | 31 | 342 | 4.4 | 48.9 |
| 10 | Charlotte | 7 | 31 | 339 | 4.4 | 48.4 |
| 11 | Middle Tennessee | 6 | 39 | 287 | 6.5 | 47.8 |
| 12 | Louisiana Tech | 5 | 22 | 208 | 4.4 | 41.6 |
| 13 | UAB | 3 | 10 | 115 | 3.3 | 38.3 |
| 14 | Rice | 11 | 44 | 354 | 4.0 | 32.2 |