| San Luis to Baraboo (Wisconsin) | 1,548.42 mi (2,491.95 km) |
| San Luis to Barberton (Ohio) | 1,911.73 mi (3,076.63 km) |
| San Luis to Bardstown (Kentucky) | 1,685.70 mi (2,712.88 km) |
| San Luis to Barrington (Illinois) | 1,597.03 mi (2,570.17 km) |
| San Luis to Barstow (California) | 212.12 mi (341.37 km) |
| San Luis to Bartlesville (Oklahoma) | 1,104.47 mi (1,777.48 km) |
| San Luis to Bartlett (Illinois) | 1,589.91 mi (2,558.71 km) |
| San Luis to Bartlett (Tennessee) | 1,436.69 mi (2,312.14 km) |
| San Luis to Bartow (Florida) | 1,981.76 mi (3,189.34 km) |
| San Luis to Batavia (Illinois) | 1,582.31 mi (2,546.48 km) |
| San Luis to Batavia (New York) | 2,104.08 mi (3,386.19 km) |
| San Luis to Batesville (Arkansas) | 1,336.43 mi (2,150.77 km) |
| San Luis to Baton Rouge (Louisiana) | 1,393.85 mi (2,243.19 km) |
| San Luis to Battle Creek (Michigan) | 1,743.12 mi (2,805.28 km) |
| San Luis to Battle Ground (Washington) | 1,008.14 mi (1,622.44 km) |
