Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 3153 | João Magalhães |
ARLVG
|
SUB-16 | 04:34.58 |
| 2 | 4242 | Henrique Teles |
UDV
|
SUB-16 | 04:41.01 |
| 3 | 3106 | Guilherme Marques |
ADL-P
|
SUB-16 | 04:42.45 |
| 4 | 3672 | André Barbosa |
FCES
|
SUB-16 | 05:00.57 |
| 5 | 4539 | José Manuel Silva |
ACFR
|
SUB-16 | 05:03.65 |
| 6 | 4421 | Santiago Arada |
ACPV
|
SUB-16 | 05:03.85 |
| 7 | 5155 | Filipe Fernandes |
CDCNAV
|
SUB-16 | 05:06.74 |
| 8 | 3246 | Afonso Guimarães |
CAP
|
SUB-16 | 05:09.50 |
| 9 | 5165 | Duarte Lima |
CDCNAV
|
SUB-16 | 05:36.85 |