| Rank | Lane | Boat | Finish | |
|---|---|---|---|---|
| 1 | 9 | ![]() |
CUB MENGANA RODRIGUEZ, Yusmari |
51.350 |
| 2 | 1 | ![]() |
COL MUÑOZ RUA, Yerly Tatiana |
55.125 |
| 3 | 8 | ![]() |
MEX MONTEMAYOR RODRIGUEZ, Marice |
55.291 |
| 4 | 5 | ![]() |
VEN Sanches, Zulmarys |
55.983 |
| 5 | 2 | ![]() |
PUR RIVERA RIVERA, Mariecarmen |
58.724 |
| 6 | 4 | ![]() |
TTO HUGGINS, Keian |
01:11.242 |
| 7 | 6 | ![]() |
NCA VANEGAS, Ana Felipa |
01:22.073 |
| 7 | ![]() |
DOM SURIEL PEÑA, Ana Luiza |
Did not start |