Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 1175 | Tiago Ramos |
SCP
|
SUB-23 | 20:31.37 (<~) |
| 2 | 875 | Eduardo Camarate |
JV
|
SUB-20 | 22:04.56 (<) |
| 3 | 348 | Tiago Sucena |
CAMG
|
SUB-23 | 22:20.47 (<<) |
| 4 | 566 | João Pedro Vieira |
CPTSC
|
SEN | 23:20.35 (~) |
| 5 | 731 | Sérgio Vieira |
GRE-AA
|
M 45 | 23:27.62 (<) |
| 6 | 403 | Bruno Coelho |
CAS
|
SUB-20 | 23:49.13 (~<) |
| 7 | 756 | Jaime Santos |
GRECAS
|
M 50 | 25:11.33 |