| Piraeus to Arcozelo | 1,724.78 mi (2,775.76 km) |
| Piraeus to Arganil | 1,698.45 mi (2,733.39 km) |
| Piraeus to Arouca | 1,704.75 mi (2,743.53 km) |
| Piraeus to Arruda dos Vinhos | 1,761.75 mi (2,835.26 km) |
| Piraeus to Aveiro | 1,727.34 mi (2,779.88 km) |
| Piraeus to Aver-o-Mar | 1,730.16 mi (2,784.43 km) |
| Piraeus to Aves | 1,705.78 mi (2,745.18 km) |
| Piraeus to Azambuja | 1,750.32 mi (2,816.87 km) |
| Piraeus to Baiao | 1,692.84 mi (2,724.36 km) |
| Piraeus to Barcelos | 1,721.92 mi (2,771.17 km) |
| Piraeus to Barreiro | 1,764.95 mi (2,840.41 km) |
| Piraeus to Batalha | 1,741.73 mi (2,803.04 km) |
| Piraeus to Beja | 1,708.64 mi (2,749.79 km) |
| Piraeus to Belas | 1,774.74 mi (2,856.16 km) |
| Piraeus to Benavente | 1,747.72 mi (2,812.69 km) |
