| Portimao to Arcore | 1,092.28 mi (1,757.85 km) |
| Portimao to Ardea | 1,164.73 mi (1,874.45 km) |
| Portimao to Arenzano | 1,028.49 mi (1,655.20 km) |
| Portimao to Arese | 1,078.89 mi (1,736.31 km) |
| Portimao to Arezzo | 1,157.44 mi (1,862.72 km) |
| Portimao to Argelato | 1,155.27 mi (1,859.23 km) |
| Portimao to Argenta | 1,178.69 mi (1,896.92 km) |
| Portimao to Ariano Irpino | 1,291.84 mi (2,079.01 km) |
| Portimao to Ariccia | 1,171.71 mi (1,885.69 km) |
| Portimao to Arluno | 1,071.57 mi (1,724.53 km) |
| Portimao to Arona | 1,063.66 mi (1,711.79 km) |
| Portimao to Artena | 1,184.63 mi (1,906.48 km) |
| Portimao to Arzachena | 996.70 mi (1,604.03 km) |
| Portimao to Arzano | 1,247.81 mi (2,008.15 km) |
| Portimao to Arzignano | 1,177.85 mi (1,895.57 km) |
