| Manzanares el Real to Bicaz | 1,542.56 mi (2,482.51 km) |
| Manzanares el Real to Bistrita | 1,469.67 mi (2,365.21 km) |
| Manzanares el Real to Blaj | 1,434.97 mi (2,309.36 km) |
| Manzanares el Real to Bocsa | 1,324.30 mi (2,131.26 km) |
| Manzanares el Real to Boldesti-Scaeni | 1,533.19 mi (2,467.44 km) |
| Manzanares el Real to Bolintin Vale | 1,519.85 mi (2,445.96 km) |
| Manzanares el Real to Borsa | 1,482.06 mi (2,385.15 km) |
| Manzanares el Real to Botosani | 1,575.40 mi (2,535.36 km) |
| Manzanares el Real to Brad | 1,381.10 mi (2,222.67 km) |
| Manzanares el Real to Bragadiru | 1,530.67 mi (2,463.38 km) |
| Manzanares el Real to Braila | 1,627.16 mi (2,618.67 km) |
| Manzanares el Real to Brasov | 1,514.28 mi (2,437.01 km) |
| Manzanares el Real to Breaza | 1,515.43 mi (2,438.85 km) |
| Manzanares el Real to Bucharest | 1,536.96 mi (2,473.50 km) |
| Manzanares el Real to Buftea | 1,529.26 mi (2,461.10 km) |
