| Cities | Distance |
|---|---|
| Watford to Beyne-Heusay | 271.66 mi (437.19 km) |
| Watford to Bierbeek | 230.34 mi (370.69 km) |
| Watford to Bilzen | 261.29 mi (420.51 km) |
| Watford to Binche | 216.35 mi (348.18 km) |
| Watford to Bissegem | 166.64 mi (268.18 km) |
| Watford to Blankenberge | 153.11 mi (246.41 km) |
| Watford to Blegny | 274.12 mi (441.16 km) |
| Watford to Bocholt | 259.56 mi (417.73 km) |
| Watford to Boechout | 213.13 mi (343.01 km) |
| Watford to Bonheiden | 216.98 mi (349.19 km) |
| Watford to Boom | 209.15 mi (336.59 km) |
| Watford to Boortmeerbeek | 219.21 mi (352.78 km) |
| Watford to Borgerhout | 210.52 mi (338.81 km) |
| Watford to Borgloon | 255.13 mi (410.60 km) |
| Watford to Bornem | 203.25 mi (327.10 km) |