| Letchworth to Barberino di Mugello | 763.13 mi (1,228.14 km) |
| Letchworth to Barcellona-Pozzo di Gotto | 1,211.71 mi (1,950.06 km) |
| Letchworth to Bareggio | 614.51 mi (988.95 km) |
| Letchworth to Barga | 735.49 mi (1,183.65 km) |
| Letchworth to Bari | 1,100.47 mi (1,771.03 km) |
| Letchworth to Barletta | 1,070.57 mi (1,722.91 km) |
| Letchworth to Baronissi | 1,051.30 mi (1,691.90 km) |
| Letchworth to Barrafranca | 1,228.74 mi (1,977.47 km) |
| Letchworth to Bassano del Grappa | 691.21 mi (1,112.39 km) |
| Letchworth to Battipaglia | 1,065.18 mi (1,714.24 km) |
| Letchworth to Beinasco | 598.70 mi (963.51 km) |
| Letchworth to Bellinzago Novarese | 597.53 mi (961.63 km) |
| Letchworth to Belluno | 691.50 mi (1,112.86 km) |
| Letchworth to Belmonte Mezzagno | 1,165.52 mi (1,875.72 km) |
| Letchworth to Belpasso | 1,237.99 mi (1,992.35 km) |
