| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Berke, Jared I (9)
|
FGPCS |
1:22.85 |
1:19.97 |
-2.88 |
| 2 |
Rais, Gabriel L (10)
|
FGBRST |
1:28.08 |
1:20.06 |
-8.02 |
| 3 |
Gehring, Quinn C (10)
|
FGBRST |
1:33.18 |
1:31.47 |
-1.71 |
| 4 |
Santos, Kevin T (10)
|
FGPCS |
1:39.49 |
1:33.66 |
-5.83 |
| 5 |
Ozaktay, Levent L (9)
|
FGPCS |
|
1:38.14 |
- |
| 6 |
Rosenthal, Frederick B (10)
|
FGPCS |
1:39.88 |
1:39.23 |
-0.65 |
| 7 |
Linares, Lucas (9)
|
FGSFTL |
1:50.20 |
1:40.77 |
-9.43 |
| 8 |
Carey, Connor I (10)
|
FGSFTL |
1:46.37 |
1:41.54 |
-4.83 |
| 9 |
Bass, Alistair J (8)
|
FGSFTL |
1:47.29 |
1:44.89 |
-2.40 |
| 10 |
Gillis, William J (10)
|
FGBRST |
|
1:45.12 |
- |
| 11 |
Warner, Christopher C (8)
|
FGPCS |
1:51.39 |
1:46.15 |
-5.24 |
| 12 |
Cisternas-Acho, Maximiliano (10)
|
FGBRST |
|
1:49.16 |
- |
| 13 |
Antonio, Christian F (8)
|
FGPCS |
|
2:02.86 |
- |
|
Sauvage, Oliver (10)
|
FGSFTL |
|
DQ |
- |
|
Jean, Jordan M (9)
|
FGUNAT |
1:30.72 |
DQ |
- |
|
Jones, Jake F (10)
|
FGPCS |
1:16.41 |
NS |
- |