| Boadilla del Monte to Barberino di Mugello | 811.07 mi (1,305.29 km) |
| Boadilla del Monte to Barcellona-Pozzo di Gotto | 1,030.85 mi (1,659.00 km) |
| Boadilla del Monte to Bareggio | 737.19 mi (1,186.39 km) |
| Boadilla del Monte to Barga | 775.63 mi (1,248.26 km) |
| Boadilla del Monte to Bari | 1,083.98 mi (1,744.50 km) |
| Boadilla del Monte to Barletta | 1,052.86 mi (1,694.42 km) |
| Boadilla del Monte to Baronissi | 976.94 mi (1,572.23 km) |
| Boadilla del Monte to Barrafranca | 992.64 mi (1,597.51 km) |
| Boadilla del Monte to Bassano del Grappa | 868.38 mi (1,397.53 km) |
| Boadilla del Monte to Battipaglia | 988.83 mi (1,591.36 km) |
| Boadilla del Monte to Beinasco | 662.32 mi (1,065.90 km) |
| Boadilla del Monte to Bellinzago Novarese | 725.10 mi (1,166.93 km) |
| Boadilla del Monte to Belluno | 899.00 mi (1,446.80 km) |
| Boadilla del Monte to Belmonte Mezzagno | 936.36 mi (1,506.93 km) |
| Boadilla del Monte to Belpasso | 1,029.21 mi (1,656.36 km) |
