| Otopeni to Azcoitia | 1,409.81 mi (2,268.88 km) |
| Otopeni to Azpeitia | 1,407.55 mi (2,265.24 km) |
| Otopeni to Azuqueca de Henares | 1,509.84 mi (2,429.85 km) |
| Otopeni to Badajoz | 1,736.10 mi (2,793.98 km) |
| Otopeni to Badalona | 1,219.23 mi (1,962.16 km) |
| Otopeni to Baena | 1,642.61 mi (2,643.53 km) |
| Otopeni to Baeza | 1,589.79 mi (2,558.51 km) |
| Otopeni to Bailen | 1,601.46 mi (2,577.31 km) |
| Otopeni to Balaguer | 1,282.05 mi (2,063.25 km) |
| Otopeni to Banolas | 1,179.00 mi (1,897.42 km) |
| Otopeni to Baranain | 1,384.65 mi (2,228.38 km) |
| Otopeni to Barbadanes | 1,699.67 mi (2,735.36 km) |
| Otopeni to Barbastro | 1,310.59 mi (2,109.19 km) |
| Otopeni to Barcelona | 1,223.10 mi (1,968.40 km) |
| Otopeni to Bargas | 1,562.28 mi (2,514.25 km) |
