Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 1176 | Bernardo Pereira |
A20KM
|
SUB-16 | 04:40.54 |
| 2 | 935 | Afonso Gameiro |
CPA-S
|
SUB-16 | 05:00.99 |
| 3 | 884 | Francisco Martins |
CBA-S
|
SUB-16 | 05:06.36 |