| Belfast to Boppard | 643.23 mi (1,035.18 km) |
| Belfast to Borgentreich | 662.32 mi (1,065.90 km) |
| Belfast to Borgholzhausen | 610.52 mi (982.54 km) |
| Belfast to Borken | 561.85 mi (904.21 km) |
| Belfast to Borna | 802.88 mi (1,292.11 km) |
| Belfast to Bornheim | 602.03 mi (968.87 km) |
| Belfast to Bosel | 576.11 mi (927.16 km) |
| Belfast to Bottrop | 573.30 mi (922.64 km) |
| Belfast to Bovenden | 688.03 mi (1,107.27 km) |
| Belfast to Brackenheim | 742.74 mi (1,195.33 km) |
| Belfast to Brake | 591.23 mi (951.50 km) |
| Belfast to Brakel | 655.49 mi (1,054.92 km) |
| Belfast to Bramsche | 590.53 mi (950.37 km) |
| Belfast to Brand | 571.18 mi (919.23 km) |
| Belfast to Brand-Erbisdorf | 842.51 mi (1,355.89 km) |
