| Llantwit Major to Barberino di Mugello | 851.72 mi (1,370.71 km) |
| Llantwit Major to Barcellona-Pozzo di Gotto | 1,288.70 mi (2,073.95 km) |
| Llantwit Major to Bareggio | 701.73 mi (1,129.33 km) |
| Llantwit Major to Barga | 820.56 mi (1,320.56 km) |
| Llantwit Major to Bari | 1,196.91 mi (1,926.25 km) |
| Llantwit Major to Barletta | 1,165.78 mi (1,876.15 km) |
| Llantwit Major to Baronissi | 1,137.78 mi (1,831.07 km) |
| Llantwit Major to Barrafranca | 1,298.02 mi (2,088.96 km) |
| Llantwit Major to Bassano del Grappa | 794.69 mi (1,278.94 km) |
| Llantwit Major to Battipaglia | 1,151.94 mi (1,853.87 km) |
| Llantwit Major to Beinasco | 672.61 mi (1,082.47 km) |
| Llantwit Major to Bellinzago Novarese | 683.60 mi (1,100.15 km) |
| Llantwit Major to Belluno | 799.60 mi (1,286.83 km) |
| Llantwit Major to Belmonte Mezzagno | 1,233.57 mi (1,985.24 km) |
| Llantwit Major to Belpasso | 1,311.69 mi (2,110.97 km) |
