| West Chicago to Ayamonte | 4,153.48 mi (6,684.38 km) |
| West Chicago to Azcoitia | 4,165.59 mi (6,703.87 km) |
| West Chicago to Azpeitia | 4,167.44 mi (6,706.85 km) |
| West Chicago to Azuqueca de Henares | 4,218.51 mi (6,789.03 km) |
| West Chicago to Badajoz | 4,112.10 mi (6,617.78 km) |
| West Chicago to Badalona | 4,426.09 mi (7,123.11 km) |
| West Chicago to Baena | 4,280.68 mi (6,889.09 km) |
| West Chicago to Baeza | 4,305.73 mi (6,929.41 km) |
| West Chicago to Bailen | 4,288.28 mi (6,901.32 km) |
| West Chicago to Balaguer | 4,351.06 mi (7,002.35 km) |
| West Chicago to Banolas | 4,422.24 mi (7,116.91 km) |
| West Chicago to Baranain | 4,207.03 mi (6,770.55 km) |
| West Chicago to Barbadanes | 3,950.72 mi (6,358.06 km) |
| West Chicago to Barbastro | 4,312.53 mi (6,940.35 km) |
| West Chicago to Barcelona | 4,425.64 mi (7,122.38 km) |
