| Horizon West to Arcore | 4,885.05 mi (7,861.73 km) |
| Horizon West to Ardea | 5,141.99 mi (8,275.23 km) |
| Horizon West to Arenzano | 4,887.00 mi (7,864.87 km) |
| Horizon West to Arese | 4,875.87 mi (7,846.96 km) |
| Horizon West to Arezzo | 5,058.86 mi (8,141.45 km) |
| Horizon West to Argelato | 5,004.35 mi (8,053.73 km) |
| Horizon West to Argenta | 5,025.23 mi (8,087.32 km) |
| Horizon West to Ariano Irpino | 5,274.71 mi (8,488.82 km) |
| Horizon West to Ariccia | 5,144.61 mi (8,279.45 km) |
| Horizon West to Arluno | 4,871.10 mi (7,839.27 km) |
| Horizon West to Arona | 4,847.90 mi (7,801.95 km) |
| Horizon West to Artena | 5,155.86 mi (8,297.55 km) |
| Horizon West to Arzachena | 5,006.23 mi (8,056.75 km) |
| Horizon West to Arzano | 5,243.23 mi (8,438.16 km) |
| Horizon West to Arzignano | 4,978.51 mi (8,012.13 km) |
