| Boston to Bagnolet | 302.82 mi (487.34 km) |
| Boston to Bagnols-sur-Ceze | 644.39 mi (1,037.05 km) |
| Boston to Bailleul | 194.15 mi (312.45 km) |
| Boston to Balma | 650.69 mi (1,047.19 km) |
| Boston to Bar-le-Duc | 367.88 mi (592.04 km) |
| Boston to Barentin | 240.68 mi (387.33 km) |
| Boston to Basse-Goulaine | 402.98 mi (648.54 km) |
| Boston to Bastia | 833.15 mi (1,340.83 km) |
| Boston to Bayeux | 257.03 mi (413.66 km) |
| Boston to Bayonne | 658.67 mi (1,060.03 km) |
| Boston to Beaucaire | 668.19 mi (1,075.34 km) |
| Boston to Beauchamp | 289.99 mi (466.69 km) |
| Boston to Beaumont | 518.07 mi (833.75 km) |
| Boston to Beaumont-sur-Oise | 283.03 mi (455.49 km) |
| Boston to Beaune | 464.03 mi (746.79 km) |
