| Lane | # | Athlete | Team | Seed |
|---|---|---|---|---|
| 1 | 79 | BUCHANAN, Reid | Mammoth Track Club | 3:42.17 |
| 2 | 80 | MCNAMARA, Jordan | Nike OTC Elite | 3:52.42 |
| 3 | 81 | UPDIKE, Isaac | Team Run Eugene | 3:45.01 |
| 4 | 82 | HURT, Tripp | Team Run Eugene | 3:45.47 |
| 5 | 83 | KIPLAGAT, Abraham | Kenya | 3:39.40 |
| 6 | 84 | KIPLAGAT CHEPLAITI, Abraham | Kenya | 3:59.68 |
| 7 | 85 | CROCKER, Will | District Track Club | 3:41.44 |
| 8 | 86 | HUNTER, Rorey | Australia | 3:40.36 |
| 9 | 87 | BROWN, Reed | Southlake Carrol | 4:02.49 |
| 10 | 88 | MCDONALD, Morgan | Unattached | 3:57.83 |
| 11 | 89 | PERRIER, Patrick | Unattached | 3:44.32 |
| 12 | 90 | HOARE, Olli | Unattached | 3:43.38 |
| 13 | 150 | DICKERSON, Sam | Pacer - Unattached | NT |
| 14 | 151 | GOODMAN, Ben | Pacer - Unattached | NT |
| 15 | RUSSO, Luca | Unattached | NT |