| Porvoo to Ardea | 1,411.08 mi (2,270.92 km) |
| Porvoo to Arenzano | 1,307.92 mi (2,104.89 km) |
| Porvoo to Arese | 1,228.80 mi (1,977.56 km) |
| Porvoo to Arezzo | 1,302.91 mi (2,096.83 km) |
| Porvoo to Argelato | 1,241.80 mi (1,998.49 km) |
| Porvoo to Argenta | 1,229.97 mi (1,979.44 km) |
| Porvoo to Ariano Irpino | 1,403.39 mi (2,258.53 km) |
| Porvoo to Ariccia | 1,402.61 mi (2,257.28 km) |
| Porvoo to Arluno | 1,234.85 mi (1,987.30 km) |
| Porvoo to Arona | 1,227.65 mi (1,975.72 km) |
| Porvoo to Artena | 1,397.42 mi (2,248.94 km) |
| Porvoo to Arzachena | 1,502.83 mi (2,418.57 km) |
| Porvoo to Arzano | 1,430.61 mi (2,302.35 km) |
| Porvoo to Arzignano | 1,182.68 mi (1,903.35 km) |
| Porvoo to Ascoli Piceno | 1,313.45 mi (2,113.80 km) |
