| Herdecke to Isparta | 1,466.21 mi (2,359.63 km) |
| Herdecke to Istanbul | 1,247.05 mi (2,006.94 km) |
| Herdecke to Izmir | 1,309.10 mi (2,106.79 km) |
| Herdecke to Kadinhani | 1,504.75 mi (2,421.66 km) |
| Herdecke to Kadirli | 1,698.21 mi (2,733.00 km) |
| Herdecke to Kagithane | 1,244.78 mi (2,003.28 km) |
| Herdecke to Kahramanmaras | 1,721.14 mi (2,769.90 km) |
| Herdecke to Kahta | 1,779.93 mi (2,864.52 km) |
| Herdecke to Kaman | 1,510.40 mi (2,430.75 km) |
| Herdecke to Kangal | 1,663.54 mi (2,677.20 km) |
| Herdecke to Kapakli | 1,194.22 mi (1,921.92 km) |
| Herdecke to Karaagac | 1,738.47 mi (2,797.79 km) |
| Herdecke to Karaagac | 1,195.14 mi (1,923.40 km) |
| Herdecke to Karabuk | 1,383.65 mi (2,226.76 km) |
| Herdecke to Karahalli | 1,399.82 mi (2,252.80 km) |
