| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Colmenares, Javier A (12)
|
FGSOFL |
1:08.22 |
1:11.02 |
2.80 |
| 2 |
Gonzalez, George G (11)
|
FGMACM |
1:09.09 |
1:11.21 |
2.12 |
| 3 |
Losada Herrera, Sebastian (12)
|
FGMACM |
1:14.16 |
1:14.02 |
-0.14 |
| 4 |
Huertas, Andriy A (12)
|
FGUN-0 |
1:19.79 |
1:17.28 |
-2.51 |
| 5 |
Guio, Sebastian (11)
|
FGMWA |
1:18.56 |
1:23.85 |
5.29 |
| 6 |
Karachun, Matviy (11)
|
FGYSF |
1:23.44 |
1:24.54 |
1.10 |
| 7 |
Hau, Derek (11)
|
FGSOFL |
1:22.71 |
1:25.05 |
2.34 |
| 8 |
Carbonell, Riley R (11)
|
FGMACM |
1:23.39 |
1:25.10 |
1.71 |
| 9 |
Kim, Benjamin (11)
|
FGSOFL |
1:28.23 |
1:25.14 |
-3.09 |
| 10 |
Villalonga, Diego (12)
|
FGMWA |
1:23.46 |
1:25.23 |
1.77 |
| 11 |
Cunningham, John W (12)
|
FGSOFL |
1:22.75 |
1:25.76 |
3.01 |
| 12 |
Ruiz, Jesus F (11)
|
FGSDST |
1:25.21 |
1:26.00 |
0.79 |
| 13 |
Franchak, Lucas S (11)
|
FGCANE |
1:26.27 |
1:26.24 |
-0.03 |
| 14 |
McPeek, Ethan J (12)
|
FGSOFL |
1:23.31 |
1:26.41 |
3.10 |
| 15 |
Lozano, Jonathan (11)
|
FGSOFL |
1:30.17 |
1:27.96 |
-2.21 |
| 16 |
Penaloza, Abraham G (11)
|
FGYSF |
1:27.16 |
1:29.01 |
1.85 |
| 17 |
Gomez, Derek (12)
|
FGHSC |
1:29.08 |
1:29.93 |
0.85 |
| 18 |
Gonzalez, Felix A (12)
|
FGYSF |
1:30.97 |
1:31.04 |
0.07 |
| 19 |
McVeigh, Matt R (11)
|
FGSOFL |
1:35.60 |
1:33.21 |
-2.39 |
| 20 |
Sarmiento, Juan E (12)
|
FGPST |
|
1:35.18 |
- |
| 21 |
Le-Vega, Jordan (11)
|
FGSOFL |
|
1:35.34 |
- |
| 22 |
Hussey, Lucas (12)
|
FGCCPR |
1:37.79 |
1:39.00 |
1.21 |
| 23 |
Nichols, Alexander (11)
|
FGUN-0 |
1:33.31 |
1:39.49 |
6.18 |
| 24 |
Pereira-Ramallo, Thomas (12)
|
FGSOFL |
1:43.82 |
1:43.79 |
-0.03 |
| 25 |
Perez-Escobar, Sebastian (11)
|
FGYSF |
1:49.17 |
1:46.33 |
-2.84 |
| 26 |
Gregory, Colin N (12)
|
FGSOFL |
1:58.51 |
1:56.57 |
-1.94 |