Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 793 | Ana Silva |
MAC
|
SUB-23 | 18:10.04 |
| 2 | 686 | Alexandra Oliveira |
CSM
|
SEN | 18:23.92 |
| 3 | 788 | Matilde Santos |
JOMA
|
SUB-23 | 18:27.74 |
| 4 | 563 | Carolina Escada |
AFS
|
SEN | 18:30.35 |
| 5 | 653 | Mariana Santos |
CPPEA
|
SEN | 18:32.18 |
| 6 | 747 | Tania Pinto |
GRE-AA
|
M 35 | 20:28.48 |
| 7 | 584 | Florinda Fernandes |
CAM-VC
|
M 55 | 22:08.47 (X) |