| Duffel to Bad Camberg | 173.14 mi (278.65 km) |
| Duffel to Bad Doberan | 372.92 mi (600.16 km) |
| Duffel to Bad Driburg | 198.75 mi (319.85 km) |
| Duffel to Bad Durkheim | 197.05 mi (317.11 km) |
| Duffel to Bad Durrenberg | 327.03 mi (526.31 km) |
| Duffel to Bad Durrheim | 278.83 mi (448.73 km) |
| Duffel to Bad Ems | 149.29 mi (240.26 km) |
| Duffel to Bad Essen | 184.13 mi (296.32 km) |
| Duffel to Bad Fallingbostel | 251.91 mi (405.41 km) |
| Duffel to Bad Frankenhausen | 285.34 mi (459.22 km) |
| Duffel to Bad Freienwalde | 421.34 mi (678.08 km) |
| Duffel to Bad Gandersheim | 242.87 mi (390.86 km) |
| Duffel to Bad Harzburg | 265.54 mi (427.34 km) |
| Duffel to Bad Hersfeld | 226.30 mi (364.20 km) |
| Duffel to Bad Homburg | 188.95 mi (304.08 km) |
