Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 1066 | Gonçalo Carvalho |
EACL
|
SUB-18 | 04:08.84 |
| 2 | 1071 | Daniel Coimbra |
GDR
|
SUB-18 | 04:16.15 |
| 3 | 763 | Afonso Figueiredo |
DEST
|
SUB-18 | 04:20.03 |
| 4 | 1078 | Nuno Dias |
GDR
|
M 45 | 04:28.53 |
| 5 | 1065 | Carlos Nunes |
CPM
|
M 40 | 05:00.04 |
| DNS | 1068 | André Pina |
GDR
|
SUB-20 | x |