| San Francisco to Ascoli Piceno | 6,221.34 mi (10,012.28 km) |
| San Francisco to Asola | 5,997.59 mi (9,652.19 km) |
| San Francisco to Asolo | 6,006.21 mi (9,666.06 km) |
| San Francisco to Assemini | 6,287.20 mi (10,118.28 km) |
| San Francisco to Assisi | 6,181.31 mi (9,947.85 km) |
| San Francisco to Asti | 5,951.52 mi (9,578.04 km) |
| San Francisco to Atessa | 6,290.79 mi (10,124.05 km) |
| San Francisco to Atri | 6,247.87 mi (10,054.98 km) |
| San Francisco to Atripalda | 6,368.21 mi (10,248.64 km) |
| San Francisco to Augusta | 6,593.36 mi (10,610.99 km) |
| San Francisco to Aulla | 6,040.89 mi (9,721.88 km) |
| San Francisco to Aurisina | 6,059.25 mi (9,751.42 km) |
| San Francisco to Avellino | 6,367.18 mi (10,246.98 km) |
| San Francisco to Aversa | 6,347.67 mi (10,215.58 km) |
| San Francisco to Avezzano | 6,264.00 mi (10,080.94 km) |
