| Bolton to Alenquer | 1,050.76 mi (1,691.03 km) |
| Bolton to Alfena | 898.18 mi (1,445.48 km) |
| Bolton to Alijo | 881.53 mi (1,418.69 km) |
| Bolton to Aljustrel | 1,115.99 mi (1,796.01 km) |
| Bolton to Almada | 1,077.40 mi (1,733.91 km) |
| Bolton to Almargem | 1,067.85 mi (1,718.54 km) |
| Bolton to Almeirim | 1,035.29 mi (1,666.14 km) |
| Bolton to Amadora | 1,074.92 mi (1,729.92 km) |
| Bolton to Amarante | 889.82 mi (1,432.02 km) |
| Bolton to Amares | 870.28 mi (1,400.58 km) |
| Bolton to Amora | 1,080.45 mi (1,738.81 km) |
| Bolton to Anadia | 950.41 mi (1,529.53 km) |
| Bolton to Angra do Heroismo | 1,557.86 mi (2,507.13 km) |
| Bolton to Ansiao | 984.90 mi (1,585.05 km) |
| Bolton to Anta | 914.94 mi (1,472.45 km) |
