| Galveston to Alenquer | 4,775.10 mi (7,684.78 km) |
| Galveston to Alfena | 4,744.96 mi (7,636.27 km) |
| Galveston to Alijo | 4,794.91 mi (7,716.66 km) |
| Galveston to Aljustrel | 4,846.81 mi (7,800.19 km) |
| Galveston to Almada | 4,777.31 mi (7,688.34 km) |
| Galveston to Almargem | 4,767.43 mi (7,672.44 km) |
| Galveston to Almeirim | 4,791.28 mi (7,710.81 km) |
| Galveston to Amadora | 4,772.21 mi (7,680.13 km) |
| Galveston to Amarante | 4,766.50 mi (7,670.94 km) |
| Galveston to Amares | 4,744.97 mi (7,636.29 km) |
| Galveston to Amora | 4,780.65 mi (7,693.71 km) |
| Galveston to Anadia | 4,769.36 mi (7,675.54 km) |
| Galveston to Angra do Heroismo | 3,846.20 mi (6,189.86 km) |
| Galveston to Ansiao | 4,782.29 mi (7,696.35 km) |
| Galveston to Anta | 4,745.78 mi (7,637.59 km) |
