| Roudnice nad Labem to Jicin | 47.98 mi (77.21 km) |
| Roudnice nad Labem to Jihlava | 92.26 mi (148.47 km) |
| Roudnice nad Labem to Jindrichuv Hradec | 94.50 mi (152.08 km) |
| Roudnice nad Labem to Jirkov | 36.17 mi (58.21 km) |
| Roudnice nad Labem to Kadan | 43.75 mi (70.41 km) |
| Roudnice nad Labem to Karlovy Vary | 62.74 mi (100.97 km) |
| Roudnice nad Labem to Karvina | 193.61 mi (311.59 km) |
| Roudnice nad Labem to Kladno | 20.32 mi (32.71 km) |
| Roudnice nad Labem to Klasterec nad Ohri | 48.10 mi (77.41 km) |
| Roudnice nad Labem to Klatovy | 83.14 mi (133.80 km) |
| Roudnice nad Labem to Kolin | 49.75 mi (80.07 km) |
| Roudnice nad Labem to Koprivnice | 181.58 mi (292.23 km) |
| Roudnice nad Labem to Kralupy nad Vltavou | 12.92 mi (20.80 km) |
| Roudnice nad Labem to Kraluv Dvur | 34.36 mi (55.29 km) |
| Roudnice nad Labem to Krnov | 153.55 mi (247.12 km) |
