| Welwyn Garden City to Brescia | 641.73 mi (1,032.76 km) |
| Welwyn Garden City to Bressanone | 638.51 mi (1,027.58 km) |
| Welwyn Garden City to Bresso | 608.09 mi (978.63 km) |
| Welwyn Garden City to Brindisi | 1,154.73 mi (1,858.35 km) |
| Welwyn Garden City to Broni | 635.37 mi (1,022.53 km) |
| Welwyn Garden City to Bronte | 1,212.13 mi (1,950.74 km) |
| Welwyn Garden City to Brugherio | 610.95 mi (983.23 km) |
| Welwyn Garden City to Brugnera | 706.43 mi (1,136.89 km) |
| Welwyn Garden City to Bruino | 585.39 mi (942.09 km) |
| Welwyn Garden City to Brunico | 645.62 mi (1,039.03 km) |
| Welwyn Garden City to Brusciano | 1,021.62 mi (1,644.14 km) |
| Welwyn Garden City to Bucine | 793.65 mi (1,277.25 km) |
| Welwyn Garden City to Budrio | 735.41 mi (1,183.53 km) |
| Welwyn Garden City to Busca | 614.33 mi (988.66 km) |
| Welwyn Garden City to Bussolengo | 666.63 mi (1,072.84 km) |
