| Barcelona to Bitonto | 752.91 mi (1,211.70 km) |
| Barcelona to Bitritto | 761.19 mi (1,225.02 km) |
| Barcelona to Bollate | 451.39 mi (726.44 km) |
| Barcelona to Bologna | 510.65 mi (821.82 km) |
| Barcelona to Bolzano | 576.79 mi (928.25 km) |
| Barcelona to Bomporto | 503.10 mi (809.67 km) |
| Barcelona to Bonate di Sopra | 474.34 mi (763.37 km) |
| Barcelona to Bondeno | 524.50 mi (844.09 km) |
| Barcelona to Bordighera | 324.73 mi (522.60 km) |
| Barcelona to Borgaro Torinese | 378.76 mi (609.55 km) |
| Barcelona to Borgo a Buggiano | 467.72 mi (752.73 km) |
| Barcelona to Borgo San Dalmazzo | 337.22 mi (542.71 km) |
| Barcelona to Borgo San Lorenzo | 499.90 mi (804.51 km) |
| Barcelona to Borgomanero | 433.60 mi (697.80 km) |
| Barcelona to Borgoricco | 567.51 mi (913.32 km) |
