Round 1
| Position | BIB | Name | Team | Echelon | Mark | 
|---|---|---|---|---|---|
| 1 | 3 | João Brito |  COP | SUB-23 | 04:00.52   | 
| 2 | 267 | Cristiano Borges |  CASJ | SEN | 04:09.29   | 
| 3 | 827 | Duarte Jacinto |  TOTAD | SUB-20 | 04:13.85   | 
| 4 | 843 | Rafael Menau |  TOTAD | SEN | 04:16.62 | 
| 5 | 284 | Guilherme Sousa |  CASJ | SUB-18 | 04:22.71 | 
| 6 | 455 | Manuel Casado |  CDQ | SEN | 04:27.44 | 
| 7 | 579 | Matheus Borges |  COP | SEN | 04:30.75 | 
| 8 | 308 | Lucas Guerreiro |  CASJ | SUB-20 | 04:36.71 | 
| 9 | 829 | Gabriel Neto |  TOTAD | SUB-20 | 04:37.38 | 
| 10 | 206 | Rodrigo Horta |  ADECT | SUB-20 | 05:13.94 | 
| 11 | 668 | André Maia |  CRCDL | SUB-18 | 05:24.38 | 
| 12 | 676 | José Candeias |  CRCDL | SUB-18 | 05:34.53 | 
| DNF | 297 | João Sustelo |  CASJ | SEN | x |