Round 1
| Position | BIB | Name | Team | Echelon | Mark | 
|---|---|---|---|---|---|
| 1 | 297 | João Sustelo |  CASJ | SEN | 25:45.11   | 
| 2 | 429 | Filipe Fernandes |  CDQ | SUB-23 | 26:39.31   | 
| 3 | 45 | João Carlos Almeida |  AABV | M 50 | 27:03.08   | 
| 4 | 207 | Rui Guerreiro |  ADECT | M 40 | 28:30.31 | 
| 5 | 1482 | Artur X Domingos |  CDQ | SEN | 35:05.26 | 
| 6 | 178 | Afonso Caires |  ADECT | SUB-18 | 35:29.26 |