| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Rosenthal, Parker A (12)
|
FGGRSC |
1:08.41 |
1:10.85 |
2.44 |
| 2 |
Rodriguez, Agustin F (12)
|
FGHSC |
1:10.80 |
1:11.40 |
0.60 |
| 3 |
Pujula, Charles (12)
|
FGHSC |
1:13.74 |
1:12.66 |
-1.08 |
| 4 |
Chen, Eddy W (12)
|
FGGRSC |
1:13.35 |
1:13.89 |
0.54 |
| 5 |
Golding, Alex J (12)
|
FGSOFL |
1:19.51 |
1:21.78 |
2.27 |
| 6 |
Gonzalez, Logan G (12)
|
FGSOFL |
1:18.79 |
1:22.77 |
3.98 |
| 7 |
Mateus, Alejandro E (11)
|
FGSOFL |
1:22.59 |
1:24.18 |
1.59 |
| 8 |
Ros, Daniel (12)
|
FGPST |
1:23.99 |
1:24.47 |
0.48 |
| 9 |
Kim, Matthew (12)
|
FGSOFL |
1:22.94 |
1:26.04 |
3.10 |
| 10 |
Hatem, Nicolas (12)
|
FGSWAT |
|
1:27.20 |
- |
| 11 |
Viruet, Adrian (12)
|
FGSWAT |
1:32.03 |
1:29.49 |
-2.54 |
| 12 |
Porven, Lucas A (11)
|
FGSOFL |
1:33.25 |
1:29.85 |
-3.40 |
| 13 |
Hernandez, Adrian (11)
|
FGSWAT |
1:28.80 |
1:30.03 |
1.23 |
| 14 |
Jaramillo, Matias (12)
|
FGGRSC |
1:53.79 |
1:32.52 |
-21.27 |
| 15 |
Casas, Randy (11)
|
FGBMHG |
1:31.65 |
1:32.94 |
1.29 |
| 16 |
Montes, Kevin (12)
|
FGAKS |
1:33.88 |
1:34.36 |
0.48 |
| 17 |
Collazo, Fernando (11)
|
FGGRSC |
1:32.00 |
1:34.59 |
2.59 |
| 18 |
Sawyer, Steven (11)
|
FGSOFL |
1:32.08 |
1:35.86 |
3.78 |
| 19 |
Grass, Ivan L (11)
|
FGGRSC |
1:43.63 |
1:37.45 |
-6.18 |
| 20 |
Losada Herrera, Sebastian (11)
|
FGMACM |
1:37.66 |
1:37.46 |
-0.20 |
| 21 |
Kotegov, Fedor M (11)
|
FGBRST |
|
1:47.09 |
- |
| 22 |
Mendieta, Matthew J (12)
|
FGSOFL |
|
1:54.14 |
- |
| 23 |
Militano, Dylan P (11)
|
FGGRSC |
2:01.42 |
2:00.83 |
-0.59 |
| 24 |
Vardakis, Nikolas A (11)
|
FGSUN |
|
2:06.79 |
- |
|
Quintero, Ian (12)
|
FGUN-0 |
|
DQ |
- |
|
Lamelas, Anthony (11)
|
FGGRSC |
2:07.05 |
DQ |
- |
|
Carbone, Santiago A (12)
|
FGMS |
1:24.53 |
NS |
- |