Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 1752 | Catarina Cunha Rêgo |
QFC
|
SUB-20 | 05:54.52 |
| 2 | 2041 | Joana Souto |
CPC
|
SUB-20 | 06:13.81 |
| 3 | 2013 | Mara Pais |
GDIB
|
SUB-20 | 06:25.99 |