| Llantrisant to Bicaz | 1,357.54 mi (2,184.75 km) |
| Llantrisant to Bistrita | 1,282.90 mi (2,064.63 km) |
| Llantrisant to Blaj | 1,286.18 mi (2,069.90 km) |
| Llantrisant to Bocsa | 1,218.50 mi (1,960.99 km) |
| Llantrisant to Boldesti-Scaeni | 1,413.59 mi (2,274.96 km) |
| Llantrisant to Bolintin Vale | 1,422.01 mi (2,288.50 km) |
| Llantrisant to Borsa | 1,275.62 mi (2,052.92 km) |
| Llantrisant to Botosani | 1,359.37 mi (2,187.70 km) |
| Llantrisant to Brad | 1,239.62 mi (1,994.97 km) |
| Llantrisant to Bragadiru | 1,433.95 mi (2,307.71 km) |
| Llantrisant to Braila | 1,488.08 mi (2,394.83 km) |
| Llantrisant to Brasov | 1,375.01 mi (2,212.87 km) |
| Llantrisant to Breaza | 1,392.64 mi (2,241.24 km) |
| Llantrisant to Bucharest | 1,437.26 mi (2,313.04 km) |
| Llantrisant to Buftea | 1,425.91 mi (2,294.78 km) |
