Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 320 | Mónica Fernandes |
CAO
|
M 45 | 05:48.27 |
| 2 | 483 | Sónia Beleza |
CDFE
|
M 45 | 06:20.55 |
| 3 | 1599 | Teresa Almeida |
NAC
|
M 45 | 06:59.00 |