| Duchcov to Kalisz | 203.88 mi (328.11 km) |
| Duchcov to Kamien Pomorski | 236.58 mi (380.73 km) |
| Duchcov to Kamienna Gora | 100.85 mi (162.31 km) |
| Duchcov to Karczew | 339.41 mi (546.23 km) |
| Duchcov to Kartuzy | 318.51 mi (512.60 km) |
| Duchcov to Katowice | 233.06 mi (375.07 km) |
| Duchcov to Kedzierzyn-Kozle | 196.58 mi (316.36 km) |
| Duchcov to Kepno | 190.30 mi (306.26 km) |
| Duchcov to Ketrzyn | 401.77 mi (646.59 km) |
| Duchcov to Kety | 246.46 mi (396.63 km) |
| Duchcov to Kielce | 301.60 mi (485.39 km) |
| Duchcov to Kielczow | 154.15 mi (248.07 km) |
| Duchcov to Klobuck | 227.68 mi (366.41 km) |
| Duchcov to Klodzko | 128.09 mi (206.15 km) |
| Duchcov to Kluczbork | 196.96 mi (316.98 km) |
