| Ickenham to Bougival | 218.40 mi (351.49 km) |
| Ickenham to Bouguenais | 307.22 mi (494.42 km) |
| Ickenham to Boulogne-Billancourt | 222.54 mi (358.15 km) |
| Ickenham to Boulogne-sur-Mer | 106.29 mi (171.06 km) |
| Ickenham to Bourg-de-Peage | 516.21 mi (830.75 km) |
| Ickenham to Bourg-en-Bresse | 450.59 mi (725.16 km) |
| Ickenham to Bourg-la-Reine | 227.58 mi (366.25 km) |
| Ickenham to Bourg-les-Valence | 518.37 mi (834.23 km) |
| Ickenham to Bourges | 334.53 mi (538.37 km) |
| Ickenham to Bourgoin-Jallieu | 488.21 mi (785.71 km) |
| Ickenham to Bressuire | 325.99 mi (524.63 km) |
| Ickenham to Brest | 283.05 mi (455.52 km) |
| Ickenham to Bretigny-sur-Orge | 237.36 mi (382.00 km) |
| Ickenham to Breuillet | 237.10 mi (381.58 km) |
| Ickenham to Briancon | 563.51 mi (906.88 km) |
