| Cities | Distance |
|---|---|
| Watford to Dendermonde | 198.69 mi (319.76 km) |
| Watford to Dessel | 239.11 mi (384.81 km) |
| Watford to Destelbergen | 185.78 mi (298.99 km) |
| Watford to Deurne | 211.30 mi (340.05 km) |
| Watford to Diepenbeek | 256.42 mi (412.66 km) |
| Watford to Diest | 239.67 mi (385.71 km) |
| Watford to Diksmuide | 147.19 mi (236.88 km) |
| Watford to Dilbeek | 208.76 mi (335.97 km) |
| Watford to Dinant | 250.22 mi (402.69 km) |
| Watford to Dison | 280.02 mi (450.65 km) |
| Watford to Dour | 201.17 mi (323.75 km) |
| Watford to Drongen | 180.18 mi (289.98 km) |
| Watford to Duffel | 215.26 mi (346.42 km) |
| Watford to Durbuy | 269.80 mi (434.20 km) |
| Watford to Ecaussinnes-Lalaing | 212.34 mi (341.73 km) |