| Belfast to Bagnolet | 532.39 mi (856.80 km) |
| Belfast to Bagnols-sur-Ceze | 861.05 mi (1,385.72 km) |
| Belfast to Bailleul | 449.90 mi (724.05 km) |
| Belfast to Balma | 829.02 mi (1,334.18 km) |
| Belfast to Bar-le-Duc | 621.60 mi (1,000.37 km) |
| Belfast to Barentin | 454.89 mi (732.07 km) |
| Belfast to Basse-Goulaine | 545.54 mi (877.97 km) |
| Belfast to Bastia | 1,076.17 mi (1,731.92 km) |
| Belfast to Bayeux | 429.34 mi (690.95 km) |
| Belfast to Bayonne | 792.99 mi (1,276.20 km) |
| Belfast to Beaucaire | 883.06 mi (1,421.15 km) |
| Belfast to Beauchamp | 518.11 mi (833.82 km) |
| Belfast to Beaumont | 728.46 mi (1,172.34 km) |
| Belfast to Beaumont-sur-Oise | 514.00 mi (827.20 km) |
| Belfast to Beaune | 701.84 mi (1,129.51 km) |
