Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 764 | Angelo Araújo |
NAC
|
M 45 | 04:36.79 |
| 2 | 515 | Luís Silva |
GDCG
|
M 45 | 04:47.11 |
| 3 | 1323 | Hernani Laranja |
CENAP
|
M 45 | 05:06.59 |
| 4 | 772 | Pedro Paiva |
NAC
|
M 45 | 06:13.53 |
| DNS | 295 | Rui Costa |
CAO
|
M 45 | x |
| DNS | 401 | Nuno Silva |
CDFE
|
M 40 | x |