| Boston to Buenaventura Lakes (Florida) | 4,331.49 mi (6,970.86 km) |
| Boston to Buffalo (Minnesota) | 3,970.31 mi (6,389.60 km) |
| Boston to Buffalo (New York) | 3,525.63 mi (5,673.96 km) |
| Boston to Buffalo Grove (Illinois) | 3,903.55 mi (6,282.16 km) |
| Boston to Buford (Georgia) | 4,144.71 mi (6,670.27 km) |
| Boston to Bull Run (Virginia) | 3,662.75 mi (5,894.62 km) |
| Boston to Bullhead City (Arizona) | 5,198.27 mi (8,365.80 km) |
| Boston to Burbank (California) | 5,370.95 mi (8,643.71 km) |
| Boston to Burbank (Illinois) | 3,916.67 mi (6,303.27 km) |
| Boston to Burien (Washington) | 4,714.60 mi (7,587.42 km) |
| Boston to Burkburnett (Texas) | 4,704.43 mi (7,571.05 km) |
| Boston to Burke (Virginia) | 3,652.69 mi (5,878.43 km) |
| Boston to Burke Centre (Virginia) | 3,653.53 mi (5,879.79 km) |
| Boston to Burleson (Texas) | 4,741.30 mi (7,630.38 km) |
| Boston to Burley (Idaho) | 4,756.67 mi (7,655.13 km) |
