| Porvoo to Azcoitia | 1,662.50 mi (2,675.54 km) |
| Porvoo to Azpeitia | 1,661.05 mi (2,673.21 km) |
| Porvoo to Azuqueca de Henares | 1,840.43 mi (2,961.89 km) |
| Porvoo to Badajoz | 2,044.35 mi (3,290.07 km) |
| Porvoo to Badalona | 1,642.08 mi (2,642.67 km) |
| Porvoo to Baena | 2,043.90 mi (3,289.34 km) |
| Porvoo to Baeza | 1,998.80 mi (3,216.76 km) |
| Porvoo to Bailen | 2,000.97 mi (3,220.24 km) |
| Porvoo to Balaguer | 1,657.52 mi (2,667.52 km) |
| Porvoo to Banolas | 1,587.29 mi (2,554.50 km) |
| Porvoo to Baranain | 1,665.90 mi (2,681.00 km) |
| Porvoo to Barbadanes | 1,877.72 mi (3,021.91 km) |
| Porvoo to Barbastro | 1,661.03 mi (2,673.18 km) |
| Porvoo to Barcelona | 1,646.57 mi (2,649.89 km) |
| Porvoo to Bargas | 1,898.05 mi (3,054.62 km) |
