| Luxembourg to Bistrita | 857.97 mi (1,380.78 km) |
| Luxembourg to Blaj | 855.05 mi (1,376.06 km) |
| Luxembourg to Bocsa | 782.16 mi (1,258.77 km) |
| Luxembourg to Boldesti-Scaeni | 980.81 mi (1,578.45 km) |
| Luxembourg to Bolintin Vale | 987.18 mi (1,588.72 km) |
| Luxembourg to Borsa | 854.64 mi (1,375.41 km) |
| Luxembourg to Botosani | 942.70 mi (1,517.13 km) |
| Luxembourg to Brad | 806.73 mi (1,298.31 km) |
| Luxembourg to Bragadiru | 999.15 mi (1,607.98 km) |
| Luxembourg to Braila | 1,058.87 mi (1,704.08 km) |
| Luxembourg to Brasov | 944.09 mi (1,519.37 km) |
| Luxembourg to Breaza | 959.93 mi (1,544.86 km) |
| Luxembourg to Bucharest | 1,002.75 mi (1,613.78 km) |
| Luxembourg to Buftea | 991.62 mi (1,595.85 km) |
| Luxembourg to Buhusi | 965.74 mi (1,554.21 km) |
