| San Francisco to Alenquer | 5,655.86 mi (9,102.23 km) |
| San Francisco to Alfena | 5,571.98 mi (8,967.23 km) |
| San Francisco to Alijo | 5,609.94 mi (9,028.33 km) |
| San Francisco to Aljustrel | 5,742.96 mi (9,242.41 km) |
| San Francisco to Almada | 5,667.65 mi (9,121.21 km) |
| San Francisco to Almargem | 5,655.33 mi (9,101.38 km) |
| San Francisco to Almeirim | 5,664.48 mi (9,116.11 km) |
| San Francisco to Amadora | 5,662.20 mi (9,112.43 km) |
| San Francisco to Amarante | 5,588.04 mi (8,993.08 km) |
| San Francisco to Amares | 5,561.44 mi (8,950.27 km) |
| San Francisco to Amora | 5,671.74 mi (9,127.78 km) |
| San Francisco to Anadia | 5,613.41 mi (9,033.90 km) |
| San Francisco to Angra do Heroismo | 4,903.02 mi (7,890.65 km) |
| San Francisco to Ansiao | 5,637.79 mi (9,073.14 km) |
| San Francisco to Anta | 5,579.03 mi (8,978.58 km) |
