Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 173 | Laura Oliveira |
CLAC
|
SUB-16 | 05:51.78 |
| 2 | 115 | Inês Russo |
A20KM
|
SUB-16 | 06:07.61 |
| 3 | 321 | Sofia Ferreira |
ASE
|
SUB-16 | 06:28.30 |