| Hatfield to Bougival | 225.80 mi (363.39 km) |
| Hatfield to Bouguenais | 322.99 mi (519.80 km) |
| Hatfield to Boulogne-Billancourt | 229.73 mi (369.71 km) |
| Hatfield to Boulogne-sur-Mer | 107.10 mi (172.37 km) |
| Hatfield to Bourg-de-Peage | 523.62 mi (842.68 km) |
| Hatfield to Bourg-en-Bresse | 456.49 mi (734.65 km) |
| Hatfield to Bourg-la-Reine | 234.70 mi (377.71 km) |
| Hatfield to Bourg-les-Valence | 526.06 mi (846.61 km) |
| Hatfield to Bourges | 344.05 mi (553.70 km) |
| Hatfield to Bourgoin-Jallieu | 494.78 mi (796.27 km) |
| Hatfield to Bressuire | 340.39 mi (547.81 km) |
| Hatfield to Brest | 300.03 mi (482.86 km) |
| Hatfield to Bretigny-sur-Orge | 244.87 mi (394.08 km) |
| Hatfield to Breuillet | 245.05 mi (394.37 km) |
| Hatfield to Briancon | 569.08 mi (915.85 km) |
