Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 434 | Juliana Vieira |
CNRM
|
SUB-18 | 15:46.17 (~) |
| 2 | 174 | Laura Santos |
CLAC
|
SUB-16 | 19:47.87 |
| 3 | 882 | Maria Pita |
THA
|
SUB-16 | 21:00.61 (~) |
| 4 | 597 | Núria Rodrigues |
CBA-S
|
SUB-16 | 21:23.51 |
| 5 | 687 | Christiane Santos |
A20KM
|
SUB-16 | 29:30.62 |