Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 780 | Pedro Silva |
CAO
|
M 50 | 05:01.30 |
| 2 | 234 | Vitor Carvalho |
CDFE
|
M 50 | 05:03.77 |
| 3 | 787 | António Francisco |
ACRVC
|
M 50 | 05:15.81 |
| 4 | 764 | Dinis Batista |
CAO
|
M 50 | 05:21.08 |
| 5 | 769 | José Pinto |
CAO
|
M 50 | 05:29.94 |
| 6 | 51 | João Arraes |
GRECAS
|
M 50 | 06:18.11 |