| Sligo to Bougival | 588.38 mi (946.91 km) |
| Sligo to Bouguenais | 573.86 mi (923.54 km) |
| Sligo to Boulogne-Billancourt | 593.15 mi (954.59 km) |
| Sligo to Boulogne-sur-Mer | 489.51 mi (787.79 km) |
| Sligo to Bourg-de-Peage | 876.36 mi (1,410.37 km) |
| Sligo to Bourg-en-Bresse | 820.47 mi (1,320.42 km) |
| Sligo to Bourg-la-Reine | 598.24 mi (962.78 km) |
| Sligo to Bourg-les-Valence | 876.58 mi (1,410.73 km) |
| Sligo to Bourges | 686.41 mi (1,104.67 km) |
| Sligo to Bourgoin-Jallieu | 854.02 mi (1,374.41 km) |
| Sligo to Bressuire | 620.83 mi (999.12 km) |
| Sligo to Brest | 440.95 mi (709.64 km) |
| Sligo to Bretigny-sur-Orge | 605.98 mi (975.24 km) |
| Sligo to Breuillet | 603.79 mi (971.70 km) |
| Sligo to Briancon | 933.33 mi (1,502.05 km) |
