| Portimao to Arcos de Valdevez | 325.51 mi (523.86 km) |
| Portimao to Arcozelo | 270.80 mi (435.82 km) |
| Portimao to Arganil | 214.48 mi (345.17 km) |
| Portimao to Arouca | 262.81 mi (422.96 km) |
| Portimao to Arruda dos Vinhos | 130.77 mi (210.46 km) |
| Portimao to Aveiro | 241.65 mi (388.90 km) |
| Portimao to Aver-o-Mar | 295.08 mi (474.88 km) |
| Portimao to Aves | 297.59 mi (478.92 km) |
| Portimao to Azambuja | 134.53 mi (216.50 km) |
| Portimao to Baiao | 279.74 mi (450.20 km) |
| Portimao to Barcelos | 302.64 mi (487.06 km) |
| Portimao to Barreiro | 109.55 mi (176.31 km) |
| Portimao to Batalha | 174.22 mi (280.37 km) |
| Portimao to Beja | 71.57 mi (115.18 km) |
| Portimao to Belas | 120.05 mi (193.20 km) |
