| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Viera, Isabel (10)
|
FGMACM |
1:15.90 |
1:09.10 |
-6.80 |
| 2 |
Perez, Maria C (10)
|
FGMWA |
1:15.51 |
1:11.99 |
-3.52 |
| 3 |
Viera, Andrea (10)
|
FGMACM |
1:26.77 |
1:19.55 |
-7.22 |
| 4 |
Wolfe, Ava R (10)
|
FGMWA |
1:18.16 |
1:19.62 |
1.46 |
| 5 |
Karachun, Daryna (10)
|
FGYSF |
1:20.84 |
1:19.87 |
-0.97 |
| 6 |
Montenegro, Makayla E (9)
|
FGMACM |
1:22.30 |
1:21.63 |
-0.67 |
| 7 |
Di Sarno, Naiyla F (9)
|
FGMWA |
1:35.53 |
1:25.57 |
-9.96 |
| 8 |
Altamura, Benedetta R (10)
|
FGPST |
|
1:25.77 |
- |
| 9 |
Rodriguez, Roxan (10)
|
FGMWA |
|
1:27.51 |
- |
| 10 |
Moreno, Antonia (9)
|
FGGRSC |
1:31.05 |
1:29.77 |
-1.28 |
| 11 |
Suarez, Ava B (10)
|
FGYSF |
1:36.82 |
1:31.08 |
-5.74 |
| 12 |
Roldan, Arianna * (9)
|
FGGRSC |
1:37.62 |
1:32.12 |
-5.50 |
| 13 |
Souza, Gabriela L (10)
|
FGGRSC |
|
1:32.19 |
- |
| 14 |
Ramos Miret, Carolina (9)
|
FGMACM |
|
1:32.88 |
- |
| 15 |
Britto, Caitlyn P (10)
|
FGSF |
1:37.42 |
1:33.46 |
-3.96 |
| 16 |
Almodovar, Lauren S (10)
|
FGGRSC |
|
1:34.34 |
- |
| 17 |
Dabus, Rafaela A (9)
|
FGGRSC |
|
1:39.48 |
- |
| 18 |
Prigmore, Lauren (9)
|
FGMWA |
|
1:47.06 |
- |
|
Seoane, Carolina A (10)
|
FGMACM |
1:18.32 |
DQ |
- |
|
Chaison, Molly A (10)
|
FGMWA |
1:28.14 |
NS |
- |