| Idanha-a-Nova to Azcoitia | 339.90 mi (547.02 km) |
| Idanha-a-Nova to Azpeitia | 341.77 mi (550.03 km) |
| Idanha-a-Nova to Azuqueca de Henares | 213.85 mi (344.16 km) |
| Idanha-a-Nova to Badajoz | 72.92 mi (117.36 km) |
| Idanha-a-Nova to Badalona | 506.73 mi (815.51 km) |
| Idanha-a-Nova to Baena | 223.45 mi (359.61 km) |
| Idanha-a-Nova to Baeza | 242.47 mi (390.21 km) |
| Idanha-a-Nova to Bailen | 225.13 mi (362.31 km) |
| Idanha-a-Nova to Balaguer | 439.42 mi (707.17 km) |
| Idanha-a-Nova to Banolas | 542.68 mi (873.36 km) |
| Idanha-a-Nova to Baranain | 350.63 mi (564.28 km) |
| Idanha-a-Nova to Barbadanes | 168.38 mi (270.97 km) |
| Idanha-a-Nova to Barbastro | 410.72 mi (660.99 km) |
| Idanha-a-Nova to Barcelona | 503.31 mi (810.01 km) |
| Idanha-a-Nova to Bargas | 170.28 mi (274.05 km) |
