| Hounslow to Bougival | 211.40 mi (340.21 km) |
| Hounslow to Bouguenais | 301.62 mi (485.41 km) |
| Hounslow to Boulogne-Billancourt | 215.54 mi (346.89 km) |
| Hounslow to Boulogne-sur-Mer | 100.35 mi (161.50 km) |
| Hounslow to Bourg-de-Peage | 509.18 mi (819.45 km) |
| Hounslow to Bourg-en-Bresse | 443.67 mi (714.01 km) |
| Hounslow to Bourg-la-Reine | 220.59 mi (355.00 km) |
| Hounslow to Bourg-les-Valence | 511.34 mi (822.91 km) |
| Hounslow to Bourges | 327.49 mi (527.05 km) |
| Hounslow to Bourgoin-Jallieu | 481.24 mi (774.47 km) |
| Hounslow to Bressuire | 319.72 mi (514.54 km) |
| Hounslow to Brest | 280.43 mi (451.31 km) |
| Hounslow to Bretigny-sur-Orge | 230.35 mi (370.71 km) |
| Hounslow to Breuillet | 230.07 mi (370.26 km) |
| Hounslow to Briancon | 556.60 mi (895.77 km) |
