| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Deluna, Gabriella S (12)
|
FGMWA |
2:39.87 |
2:37.61 |
-2.26 |
| 2 |
Idler, Sahara (11)
|
FGMACM |
2:57.40 |
2:44.12 |
-13.28 |
| 3 |
Mantilla, Tania (11)
|
FGMWA |
2:51.52 |
2:50.57 |
-0.95 |
| 4 |
Lajko, Lena (11)
|
FGSFTL |
2:51.45 |
2:51.90 |
0.45 |
| 5 |
Foster, Valentina (11)
|
FGMWA |
3:01.14 |
2:52.96 |
-8.18 |
| 6 |
Guerrero, Mia S (12)
|
FGMWA |
3:03.03 |
2:58.65 |
-4.38 |
| 7 |
Poling, Summer R (11)
|
FGSFTL |
3:08.69 |
2:59.90 |
-8.79 |
| 8 |
Alvarez, Valentina * (11)
|
FGMACM |
3:08.52 |
3:00.74 |
-7.78 |
| 9 |
Voet, Katherine L (11)
|
FGSFTL |
3:04.09 |
3:01.01 |
-3.08 |
| 10 |
Mogul, Iris I (12)
|
FGCANE |
3:18.46 |
3:05.50 |
-12.96 |
| 11 |
Ruiz, Anett (11)
|
FGMACM |
3:11.30 |
3:07.42 |
-3.88 |
| 12 |
Halliburton, Mercedes (12)
|
FGCANE |
|
3:09.65 |
- |
| 13 |
Schnoeller, Sabrina S (11)
|
FGSFTL |
3:23.89 |
3:11.52 |
-12.37 |
| 14 |
Larralde, Rachel - (12)
|
FGCANE |
|
3:23.06 |
- |
| 15 |
Ford, Andie C (11)
|
FGSFTL |
|
3:27.30 |
- |
| 16 |
Sherman, Benyapa C (11)
|
FGSFTL |
|
3:30.35 |
- |
| 17 |
Cardenas Uribe, Catalina R (11)
|
FGGRSC |
3:41.49 |
3:39.03 |
-2.46 |
| 18 |
Berding, Gabriela (11)
|
FGSFTL |
|
4:05.74 |
- |
| 19 |
Fininikin, D'Nadine (11)
|
FGFLA |
|
4:09.52 |
- |
| 20 |
German, Dziah (11)
|
FGSFTL |
|
4:15.37 |
- |
| 21 |
Schoolman-Wood, Orly C (11)
|
FGCANE |
|
4:17.37 |
- |
|
Alfonso, Chloe S (12)
|
FGRANS |
|
DQ |
- |
|
Kelble, Calla N (11)
|
FGMS |
|
NS |
- |