| Cities | Distance |
|---|---|
| Duffel to Isselburg | 98.03 mi (157.76 km) |
| Duffel to Issum | 87.75 mi (141.21 km) |
| Duffel to Itzehoe | 286.75 mi (461.48 km) |
| Duffel to Jena | 307.41 mi (494.73 km) |
| Duffel to Jever | 222.75 mi (358.48 km) |
| Duffel to Jork | 275.35 mi (443.13 km) |
| Duffel to Juchen | 86.12 mi (138.60 km) |
| Duffel to Julich | 80.99 mi (130.34 km) |
| Duffel to Juterbog | 372.55 mi (599.56 km) |
| Duffel to Kaarst | 91.35 mi (147.02 km) |
| Duffel to Kaiserslautern | 183.56 mi (295.42 km) |
| Duffel to Kalkar | 88.33 mi (142.16 km) |
| Duffel to Kall | 96.53 mi (155.35 km) |
| Duffel to Kaltenkirchen | 297.06 mi (478.07 km) |
| Duffel to Kamen | 140.05 mi (225.40 km) |