| Bostonia to Alenquer | 5,660.28 mi (9,109.34 km) |
| Bostonia to Alfena | 5,592.05 mi (8,999.54 km) |
| Bostonia to Alijo | 5,634.36 mi (9,067.63 km) |
| Bostonia to Aljustrel | 5,743.77 mi (9,243.71 km) |
| Bostonia to Almada | 5,669.18 mi (9,123.67 km) |
| Bostonia to Almargem | 5,657.46 mi (9,104.80 km) |
| Bostonia to Almeirim | 5,671.44 mi (9,127.31 km) |
| Bostonia to Amadora | 5,663.76 mi (9,114.94 km) |
| Bostonia to Amarante | 5,610.08 mi (9,028.56 km) |
| Bostonia to Amares | 5,584.63 mi (8,987.60 km) |
| Bostonia to Amora | 5,673.09 mi (9,129.96 km) |
| Bostonia to Anadia | 5,628.80 mi (9,058.68 km) |
| Bostonia to Angra do Heroismo | 4,838.27 mi (7,786.44 km) |
| Bostonia to Ansiao | 5,649.95 mi (9,092.72 km) |
| Bostonia to Anta | 5,597.27 mi (9,007.93 km) |
