| Thornton Heath to Bougival | 201.46 mi (324.22 km) |
| Thornton Heath to Bouguenais | 299.60 mi (482.16 km) |
| Thornton Heath to Boulogne-Billancourt | 205.51 mi (330.73 km) |
| Thornton Heath to Boulogne-sur-Mer | 88.13 mi (141.83 km) |
| Thornton Heath to Bourg-de-Peage | 499.35 mi (803.62 km) |
| Thornton Heath to Bourg-en-Bresse | 433.12 mi (697.04 km) |
| Thornton Heath to Bourg-la-Reine | 210.52 mi (338.79 km) |
| Thornton Heath to Bourg-les-Valence | 501.64 mi (807.32 km) |
| Thornton Heath to Bourges | 318.83 mi (513.11 km) |
| Thornton Heath to Bourgoin-Jallieu | 470.99 mi (757.99 km) |
| Thornton Heath to Bressuire | 315.55 mi (507.82 km) |
| Thornton Heath to Brest | 285.01 mi (458.68 km) |
| Thornton Heath to Bretigny-sur-Orge | 220.48 mi (354.83 km) |
| Thornton Heath to Breuillet | 220.44 mi (354.76 km) |
| Thornton Heath to Briancon | 545.95 mi (878.62 km) |
