| Bletchley to Arcos de Valdevez | 788.33 mi (1,268.69 km) |
| Bletchley to Arcozelo | 842.93 mi (1,356.56 km) |
| Bletchley to Arganil | 884.94 mi (1,424.17 km) |
| Bletchley to Arouca | 842.62 mi (1,356.07 km) |
| Bletchley to Arruda dos Vinhos | 983.91 mi (1,583.44 km) |
| Bletchley to Aveiro | 869.94 mi (1,400.04 km) |
| Bletchley to Aver-o-Mar | 823.71 mi (1,325.63 km) |
| Bletchley to Aves | 811.53 mi (1,306.03 km) |
| Bletchley to Azambuja | 974.66 mi (1,568.57 km) |
| Bletchley to Baiao | 823.55 mi (1,325.37 km) |
| Bletchley to Barcelos | 813.34 mi (1,308.95 km) |
| Bletchley to Barreiro | 1,004.32 mi (1,616.30 km) |
| Bletchley to Batalha | 935.82 mi (1,506.06 km) |
| Bletchley to Beja | 1,024.67 mi (1,649.04 km) |
| Bletchley to Belas | 1,001.30 mi (1,611.43 km) |
