| # | Swimmer | Team | Seed | Time | Diff |
| 1 |
Cooper, Hannah Y (10)
|
AZUN-V |
3:19.98 |
2:49.88 |
-30.10 |
| 2 |
Garcia, Valeria (10)
|
BDRAST |
2:51.69 |
2:51.19 |
-0.50 |
| 3 |
Sigala-Carcano, Mariel (10)
|
BDRAST |
3:03.20 |
2:54.01 |
-9.19 |
| 4 |
Martinez, Elizabeth (10)
|
MILE |
2:48.86 |
2:54.24 |
5.38 |
| 5 |
Reidy, Mia L (10)
|
AZVC |
3:00.72 |
2:55.79 |
-4.93 |
| 6 |
Martinez Corral, Natalia (9)
|
ALBA |
3:09.86 |
3:00.18 |
-9.68 |
| 7 |
Onechanh, Sydney L (10)
|
AZSWAS |
2:39.55 |
3:03.88 |
24.33 |
| 8 |
Zhao, Alva Y (9)
|
AZVC |
2:37.37 |
3:04.28 |
26.91 |
| 9 |
Taylor, Connolly K (10)
|
AZFORD |
3:35.72 |
3:06.26 |
-29.46 |
| 10 |
Martinez, Margarita K (10)
|
NMLCAT |
3:28.07 |
3:06.52 |
-21.55 |
| 11 |
Cuanda, Sofia * (9)
|
BDRAST |
3:07.41 |
3:06.63 |
-0.78 |
| 12 |
Anderson, Kayla (9)
|
BDRAST |
3:10.96 |
3:06.72 |
-4.24 |
| 13 |
Flores, Elise L (9)
|
AZFORD |
3:27.71 |
3:12.39 |
-15.32 |
| 14 |
Sahtout, Juliana M (9)
|
AZFORD |
3:05.16 |
3:12.82 |
7.66 |
| 15 |
Speidel, Grace R (10)
|
AZFAST |
3:26.21 |
3:13.49 |
-12.72 |
| 16 |
Contreras Vargas, Romina (9)
|
ALBA |
3:30.04 |
3:16.17 |
-13.87 |
| 17 |
Bai, Gloria Y (9)
|
AZFAST |
2:47.19 |
3:18.43 |
31.24 |
| 18 |
Marrufo, Camila (9)
|
MILE |
3:16.97 |
3:18.59 |
1.62 |
| 19 |
Weibel, Naomi M (8)
|
AZFAST |
3:26.61 |
3:20.35 |
-6.26 |
| 20 |
Slater, Alyssa A (10)
|
BDSWAT |
3:36.08 |
3:23.93 |
-12.15 |
| 21 |
Cusson, Hadley E (10)
|
AZSWAS |
3:00.79 |
3:27.92 |
27.13 |
| 22 |
Hanna, Alexandra M (9)
|
AZBEAR |
3:41.56 |
3:28.82 |
-12.74 |