Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 208 | Santiago Ferreira |
ADTL
|
SUB-12 | 03:20.31 |
| 2 | 256 | Emanuel Dias |
GDR
|
SUB-12 | 03:35.01 |
| 3 | 235 | Carlos Pau-Preto |
CPM
|
SUB-12 | 03:45.56 |
| 4 | 251 | Tomás Gonçalves |
DEST
|
SUB-14 | 03:57.56 |
| 5 | 250 | Tiago Carvalho |
DEST
|
SUB-12 | 03:57.76 |