| Dunkerque to Bougival | 150.53 mi (242.26 km) |
| Dunkerque to Bouguenais | 322.19 mi (518.51 km) |
| Dunkerque to Boulogne-Billancourt | 152.34 mi (245.17 km) |
| Dunkerque to Boulogne-sur-Mer | 39.62 mi (63.77 km) |
| Dunkerque to Bourg-de-Peage | 432.51 mi (696.06 km) |
| Dunkerque to Bourg-en-Bresse | 358.33 mi (576.68 km) |
| Dunkerque to Bourg-la-Reine | 156.09 mi (251.20 km) |
| Dunkerque to Bourg-les-Valence | 436.57 mi (702.59 km) |
| Dunkerque to Bourges | 273.19 mi (439.66 km) |
| Dunkerque to Bourgoin-Jallieu | 399.44 mi (642.84 km) |
| Dunkerque to Bressuire | 317.84 mi (511.52 km) |
| Dunkerque to Brest | 357.02 mi (574.57 km) |
| Dunkerque to Bretigny-sur-Orge | 167.71 mi (269.91 km) |
| Dunkerque to Breuillet | 171.06 mi (275.29 km) |
| Dunkerque to Briancon | 467.68 mi (752.67 km) |
