| Seraing to Arcozelo | 944.06 mi (1,519.32 km) |
| Seraing to Arganil | 969.24 mi (1,559.84 km) |
| Seraing to Arouca | 937.07 mi (1,508.08 km) |
| Seraing to Arruda dos Vinhos | 1,069.77 mi (1,721.63 km) |
| Seraing to Aveiro | 966.60 mi (1,555.60 km) |
| Seraing to Aver-o-Mar | 930.54 mi (1,497.56 km) |
| Seraing to Aves | 912.46 mi (1,468.47 km) |
| Seraing to Azambuja | 1,058.74 mi (1,703.87 km) |
| Seraing to Baiao | 917.67 mi (1,476.84 km) |
| Seraing to Barcelos | 919.47 mi (1,479.74 km) |
| Seraing to Barreiro | 1,087.38 mi (1,749.97 km) |
| Seraing to Batalha | 1,024.48 mi (1,648.74 km) |
| Seraing to Beja | 1,087.20 mi (1,749.68 km) |
| Seraing to Belas | 1,087.88 mi (1,750.77 km) |
| Seraing to Benavente | 1,062.17 mi (1,709.40 km) |
