Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 18 | Denis Hrabar |
JV
|
SUB-18 | 04:31.10 (737) |
| 2 | 2480 | Guilherme Almeida |
AJS
|
SUB-23 | 04:38.87 (687) |
| 3 | 2493 | Gonçalo Alegria |
SCP
|
SUB-20 | 04:42.24 (666) |
| 4 | 2494 | Bernardo Cunha |
SLB
|
SUB-20 | 05:27.58 (411) |
| DNS | 2482 | André Oliveira |
CFB
|
SEN | x |