| Smolyan to Bouguenais | 1,348.72 mi (2,170.55 km) |
| Smolyan to Boulogne-Billancourt | 1,196.69 mi (1,925.89 km) |
| Smolyan to Boulogne-sur-Mer | 1,265.01 mi (2,035.83 km) |
| Smolyan to Bourg-de-Peage | 1,013.58 mi (1,631.19 km) |
| Smolyan to Bourg-en-Bresse | 1,017.63 mi (1,637.71 km) |
| Smolyan to Bourg-la-Reine | 1,192.37 mi (1,918.94 km) |
| Smolyan to Bourg-les-Valence | 1,020.39 mi (1,642.16 km) |
| Smolyan to Bourges | 1,161.17 mi (1,868.73 km) |
| Smolyan to Bourgoin-Jallieu | 1,007.98 mi (1,622.18 km) |
| Smolyan to Bressuire | 1,292.89 mi (2,080.70 km) |
| Smolyan to Brest | 1,491.37 mi (2,400.14 km) |
| Smolyan to Bretigny-sur-Orge | 1,189.58 mi (1,914.45 km) |
| Smolyan to Breuillet | 1,194.67 mi (1,922.63 km) |
| Smolyan to Briancon | 935.48 mi (1,505.51 km) |
| Smolyan to Brie-Comte-Robert | 1,177.74 mi (1,895.39 km) |
