| Darlington to Arcos de Valdevez | 930.35 mi (1,497.26 km) |
| Darlington to Arcozelo | 986.00 mi (1,586.81 km) |
| Darlington to Arganil | 1,033.31 mi (1,662.96 km) |
| Darlington to Arouca | 988.26 mi (1,590.45 km) |
| Darlington to Arruda dos Vinhos | 1,129.78 mi (1,818.20 km) |
| Darlington to Aveiro | 1,014.10 mi (1,632.04 km) |
| Darlington to Aver-o-Mar | 965.00 mi (1,553.02 km) |
| Darlington to Aves | 955.48 mi (1,537.69 km) |
| Darlington to Azambuja | 1,121.36 mi (1,804.65 km) |
| Darlington to Baiao | 969.78 mi (1,560.70 km) |
| Darlington to Barcelos | 955.20 mi (1,537.24 km) |
| Darlington to Barreiro | 1,150.86 mi (1,852.13 km) |
| Darlington to Batalha | 1,081.58 mi (1,740.63 km) |
| Darlington to Beja | 1,177.85 mi (1,895.56 km) |
| Darlington to Belas | 1,146.59 mi (1,845.27 km) |
