| Portchester to Ayamonte | 991.96 mi (1,596.41 km) |
| Portchester to Azcoitia | 532.39 mi (856.80 km) |
| Portchester to Azpeitia | 531.99 mi (856.15 km) |
| Portchester to Azuqueca de Henares | 717.53 mi (1,154.76 km) |
| Portchester to Badajoz | 874.11 mi (1,406.74 km) |
| Portchester to Badalona | 669.42 mi (1,077.33 km) |
| Portchester to Baena | 927.15 mi (1,492.11 km) |
| Portchester to Baeza | 895.84 mi (1,441.72 km) |
| Portchester to Bailen | 890.99 mi (1,433.92 km) |
| Portchester to Balaguer | 632.06 mi (1,017.20 km) |
| Portchester to Banolas | 630.17 mi (1,014.16 km) |
| Portchester to Baranain | 556.24 mi (895.19 km) |
| Portchester to Barbadanes | 671.80 mi (1,081.15 km) |
| Portchester to Barbastro | 611.29 mi (983.78 km) |
| Portchester to Barcelona | 672.21 mi (1,081.82 km) |
