| Tucson to Ascoli Piceno | 6,175.97 mi (9,939.27 km) |
| Tucson to Asola | 5,949.19 mi (9,574.30 km) |
| Tucson to Asolo | 5,973.42 mi (9,613.28 km) |
| Tucson to Assemini | 6,176.77 mi (9,940.56 km) |
| Tucson to Assisi | 6,130.58 mi (9,866.21 km) |
| Tucson to Asti | 5,884.90 mi (9,470.84 km) |
| Tucson to Atessa | 6,245.60 mi (10,051.32 km) |
| Tucson to Atri | 6,203.34 mi (9,983.31 km) |
| Tucson to Atripalda | 6,316.57 mi (10,165.53 km) |
| Tucson to Augusta | 6,515.13 mi (10,485.09 km) |
| Tucson to Aulla | 5,980.60 mi (9,624.85 km) |
| Tucson to Aurisina | 6,039.00 mi (9,718.83 km) |
| Tucson to Avellino | 6,315.25 mi (10,163.41 km) |
| Tucson to Aversa | 6,291.53 mi (10,125.23 km) |
| Tucson to Avezzano | 6,210.85 mi (9,995.39 km) |
