6 Preliminary Heats, using Lanes 2-6; Competitors with 8 fastest times advance to 2-section Final (seeded in lanes 3-6)
| F | Field House Record | 46.07 | Kevin Little | US West TC | 1996 |
| M | Meet Record | 46.07 | Kevin Little | US West TC | 1996 |
| Lane | # | Athlete | Team | Seed |
|---|---|---|---|---|
| 3 | 49 | LARRIER, Zac | Air Force |
49.18 |
| 4 | 804 | JACKSON, Trey | BYU |
48.71 |
| 5 | 321 | STARK, Adam | Colorado St. |
48.88 |
| 6 | 706 | CARLILE, Spencer | BYU |
49.29 |
| Lane | # | Athlete | Team | Seed |
|---|---|---|---|---|
| 3 | 295 | WASHINGTON, DeVon | Colorado St. |
DNS |
| 4 | 717 | TAYLOR, Josh | BYU |
48.44 |
| 5 | 450 | BROWN, Austin | Long Beach St. |
48.89 |
| 6 | 824 | HAZLETT, Eli | BYU |
DNS |
| Lane | # | Athlete | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | 104 | ROSSI, Frank | Air Force |
51.92 | raw:51.71 CRC UCCS Open |
| 3 | 445 | WATTERSON, Justin | Long Beach St. |
50.25 | |
| 4 | 804 | JACKSON, Trey | BYU |
47.84 | |
| 5 | 50 | DIMNWAOBI, CJ | Air Force |
49.20 | |
| 6 | 319 | GALLELI, Dominic | Colorado St. |
51.00 |
| Lane | # | Athlete | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | 667 | GARCIA, Noe | Western Colorado |
53.14 | raw:52.93 Western Colorado Open |
| 3 | 49 | LARRIER, Zac | Air Force |
49.66 | Fresno St. West Coast Relays |
| 4 | 348 | WILLEMS, Tom | Colorado St. |
47.20 | |
| 5 | 717 | TAYLOR, Josh | BYU |
48.63 | raw:48.52 2022 BYU Cougar Indoor Invitational |
| 6 | 427 | POWELL, Kash | Long Beach St. |
50.91 |
| Lane | # | Athlete | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | 705 | ALLPHIN, Ransom | BYU |
49.35 | raw:49.24 2021 BYU Cougar Indoor 3 |
| 3 | 450 | BROWN, Austin | Long Beach St. |
50.10 | USC Trojan Invitational |
| 4 | 295 | WASHINGTON, DeVon | Colorado St. |
47.70 | |
| 5 | 726 | JENSEN, Jace | BYU |
48.59 | |
| 6 | 70 | WHITCOMB, Charles | Air Force |
51.00 |
| Lane | # | Athlete | Team | Seed | Note |
|---|---|---|---|---|---|
| 2 | 706 | CARLILE, Spencer | BYU |
48.92 | raw:48.81 2022 BYU Cougar Indoor Invitational |
| 3 | 361 | WEETMAN, Elijah | Colorado St. |
49.93 | raw:49.82 Jack Christiansen Invitational and Glenn Morris Multi |
| 4 | 746 | KLINGLER, Austin | BYU |
47.49 | Ran 47.49 in High School |
| 5 | 71 | AIU, La'a | Air Force |
49.27 | raw:49.16 Potts Invitational |
| 6 | 377 | MOHAMED, Mohammed | Long Beach St. |
50.89 |
| Lane | # | Athlete | Team | Seed | Note |
|---|---|---|---|---|---|
| 3 | 642 | KIZEWSKI, Bryce | Western Colorado |
50.43 | raw:50.22 Western Colorado Open |
| 4 | 789 | RUIZ, Cortez | BYU |
48.03 | raw:47.92 2021 BYU Cougar Invitational |
| 5 | 65 | HACKETT, Darek | Air Force |
49.00 | |
| 6 | 282 | CAUBLE, Jack | Colorado St. |
50.59 | raw:50.48 Jack Christiansen Invitational and Glenn Morris Multi |
| Lane | # | Athlete | Team | Seed | Note |
|---|---|---|---|---|---|
| 3 | 629 | HAMILTON, Josh | Western Colorado |
50.78 | |
| 4 | 321 | STARK, Adam | Colorado St. |
48.13 | raw:48.02 Mountain West Indoor Championships |
| 5 | 824 | HAZLETT, Eli | BYU |
48.46 | raw:48.35 2021 BYU Cougar Indoor #1 |