Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 23 | António Oliveira |
ACDCVC
|
SUB-20 | 04:43.76 (657) |
| 2 | 30 | Rodrigo Marques |
ACDI
|
SUB-20 | 05:26.80 (415) |
| 3 | 78 | Rafael Santos |
ACRDE
|
SUB-20 | 05:28.52 (407) |
| DNF | 754 | Marco Monteiro |
NAC
|
SUB-20 | x |