| Welwyn Garden City to Dormagen | 305.61 mi (491.83 km) |
| Welwyn Garden City to Dornstadt | 503.98 mi (811.07 km) |
| Welwyn Garden City to Dorsten | 306.32 mi (492.97 km) |
| Welwyn Garden City to Dortmund | 328.75 mi (529.08 km) |
| Welwyn Garden City to Dorverden | 404.21 mi (650.51 km) |
| Welwyn Garden City to Dossenheim | 420.96 mi (677.48 km) |
| Welwyn Garden City to Dreieich | 406.79 mi (654.67 km) |
| Welwyn Garden City to Drensteinfurt | 338.77 mi (545.19 km) |
| Welwyn Garden City to Dresden | 601.58 mi (968.14 km) |
| Welwyn Garden City to Drochtersen | 420.92 mi (677.41 km) |
| Welwyn Garden City to Drolshagen | 346.92 mi (558.32 km) |
| Welwyn Garden City to Duderstadt | 448.10 mi (721.14 km) |
| Welwyn Garden City to Duisburg | 299.37 mi (481.79 km) |
| Welwyn Garden City to Dulmen | 318.98 mi (513.34 km) |
| Welwyn Garden City to Duren | 296.55 mi (477.25 km) |
