Round 1
| Position | BIB | Name | Team | Echelon | Mark | 
|---|---|---|---|---|---|
| 1 | 154 | Luís Quintas | 
               
                        
               CBA-S
		    
                | 
               M 45 | 04:40.48 | 
| 2 | 409 | Daniel Machado | 
               
                        
               GDD
		    
                | 
               M 45 | 04:41.01 | 
| 3 | 434 | Fernando Grilo | 
               
                        
               GJVP
		    
                | 
               M 45 | 04:44.61 | 
| 4 | 133 | Mário Cardoso | 
               
                        
               CAS
		    
                | 
               M 45 | 05:04.79 | 
| 5 | 208 | Alexandre Pedrosa | 
               
                        
               CFB
		    
                | 
               M 45 | 05:24.86 | 
| 6 | 234 | Joaquim Vaz | 
               
                        
               CFB
		    
                | 
               M 45 | 05:28.03 | 
| 7 | 182 | José Ribeiro | 
               
                        
               CDCNAV
		    
                | 
               M 45 | 05:32.54 (X) | 
| 8 | 158 | Pedro Silva | 
               
                        
               CBA-S
		    
                | 
               M 45 | 05:32.70 (X) | 
Round 2
| Position | BIB | Name | Team | Echelon | Mark | 
|---|---|---|---|---|---|
| 1 | 26 | Luís Rações | 
               
                        
               ACRSD
		    
                | 
               M 45 | 
                
               04:24.91
               
               
               
                
               
           
                 | 
               
                 
               
           
| 2 | 428 | Virgílio Bastos | 
               
                        
               GDRCU
		    
                | 
               M 45 | 
                
               04:28.68
               
               
               
                
               
           
                 | 
               
                 
               
           
| 3 | 122 | Nuno Carrasqueiro | 
               
                        
               CAADC
		    
                | 
               M 45 | 
                
               04:29.38
               
               
               
                
               
           
                 | 
               
                 
               
           
| 4 | 58 | Joaquim Lopes | 
               
                        
               AFR F
		    
                | 
               M 45 | 04:29.56 | 
| 5 | 86 | Helder Carminé | 
               
                        
               ANE
		    
                | 
               M 45 | 04:43.08 | 
| 6 | 24 | João Paulo Ferreira | 
               
                        
               ACRSD
		    
                | 
               M 45 | 04:45.74 | 
| 7 | 575 | Lourenço Barcelos | 
               
                        
               UAP
		    
                | 
               M 45 | 04:47.22 | 
| 8 | 50 | Nuno Sousa | 
               
                        
               ADR4E
		    
                | 
               M 45 | 04:56.87 | 
| DNS | 261 | Rudimar Moura | 
               
                        
               CFB
		    
                | 
               M 45 | x |