| Horten to Arcore | 953.74 mi (1,534.90 km) |
| Horten to Ardea | 1,233.50 mi (1,985.13 km) |
| Horten to Arenzano | 1,040.14 mi (1,673.94 km) |
| Horten to Arese | 960.05 mi (1,545.05 km) |
| Horten to Arezzo | 1,104.25 mi (1,777.11 km) |
| Horten to Argelato | 1,026.41 mi (1,651.84 km) |
| Horten to Argenta | 1,024.64 mi (1,648.99 km) |
| Horten to Ariano Irpino | 1,278.06 mi (2,056.85 km) |
| Horten to Ariccia | 1,226.99 mi (1,974.64 km) |
| Horten to Arluno | 963.84 mi (1,551.15 km) |
| Horten to Arona | 947.26 mi (1,524.46 km) |
| Horten to Artena | 1,226.73 mi (1,974.23 km) |
| Horten to Arzachena | 1,267.81 mi (2,040.34 km) |
| Horten to Arzano | 1,289.20 mi (2,074.76 km) |
| Horten to Arzignano | 961.41 mi (1,547.23 km) |
