| Cities | Distance |
|---|---|
| Duffel to Kobarid | 531.68 mi (855.66 km) |
| Duffel to Kobilje | 618.86 mi (995.96 km) |
| Duffel to Kocevje | 605.27 mi (974.09 km) |
| Duffel to Komen | 558.11 mi (898.19 km) |
| Duffel to Komenda | 568.00 mi (914.11 km) |
| Duffel to Koper | 570.47 mi (918.09 km) |
| Duffel to Kostanjevica na Krki | 616.58 mi (992.29 km) |
| Duffel to Kostel | 613.34 mi (987.08 km) |
| Duffel to Kozje | 611.60 mi (984.27 km) |
| Duffel to Kranj | 560.56 mi (902.13 km) |
| Duffel to Kranjska Gora | 528.22 mi (850.09 km) |
| Duffel to Krizevci | 613.57 mi (987.45 km) |
| Duffel to Krsko | 614.16 mi (988.40 km) |
| Duffel to Kuzma | 600.84 mi (966.96 km) |
| Duffel to Lasko | 596.07 mi (959.28 km) |