| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Winkler, Kaii L (12)
|
FGEA |
4:34.44 |
4:30.09 |
-4.35 |
| 2 |
Pereira, Alessandro (12)
|
FGAZFL |
4:39.59 |
4:34.53 |
-5.06 |
| 3 |
Gonzalez, George G (11)
|
FGMACM |
4:48.34 |
4:38.95 |
-9.39 |
| 4 |
Goncharov, Makar (12)
|
FGSFTL |
4:44.63 |
4:43.19 |
-1.44 |
| 5 |
Sheyda, Gavin C (12)
|
FGFAST |
5:09.88 |
4:52.94 |
-16.94 |
| 6 |
Lezcano, Julian M (12)
|
FGMACM |
5:09.40 |
4:57.09 |
-12.31 |
| 7 |
Shearer, Mateo (12)
|
FGSUN |
5:12.89 |
5:00.23 |
-12.66 |
| 8 |
Viada-Coroba, Carlos A (11)
|
FGCM |
5:03.97 |
5:00.47 |
-3.50 |
| 9 |
Strohecker, Maxwell W (12)
|
FGFAST |
5:12.74 |
5:13.33 |
0.59 |
|
Jones, Jake F (11)
|
FGPCS |
5:10.48 |
DQ |
- |
|
Jones, Ronin (12)
|
FGPCS |
5:03.53 |
DQ |
- |