Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 318 | Justina Pereira |
CRDS
|
M 50 |
18:00.31
|
| 2 | 336 | Filipa Morgado |
EAMT
|
M 50 |
18:08.19
|
| 3 | 552 | Anabela Moreira |
COP
|
M 50 |
18:12.88
|
| 4 | 531 | Ana Macedo |
UAP
|
M 50 | 18:34.64 |
| 5 | 508 | Natália Santos |
SSTSJM
|
M 50 | 23:02.51 |