Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 1836 | Gonçalo Mendonça |
CSM
|
SUB-20 | 04:41.53 |
| 2 | 1861 | Dino Freitas |
CSM
|
SUB-18 | 04:44.00 |
| 3 | 195 | Gonçalo C Sousa |
ADAM-M
|
SEN | 04:52.35 |
| 4 | 51 | Adelino Camacho |
MCDON
|
M 55 | 05:20.06 |
| 5 | 928 | João Camacho |
GDE
|
M 55 | 05:28.48 |
| 6 | 508 | Miguel A. Ferreira |
CSM
|
M 55 | 05:38.31 |