| Challans to Jicin | 822.60 mi (1,323.85 km) |
| Challans to Jihlava | 822.77 mi (1,324.13 km) |
| Challans to Jindrichuv Hradec | 794.73 mi (1,279.00 km) |
| Challans to Jirkov | 741.77 mi (1,193.76 km) |
| Challans to Kadan | 732.19 mi (1,178.35 km) |
| Challans to Karlovy Vary | 712.72 mi (1,147.01 km) |
| Challans to Karvina | 957.20 mi (1,540.47 km) |
| Challans to Kladno | 764.58 mi (1,230.47 km) |
| Challans to Klasterec nad Ohri | 728.05 mi (1,171.68 km) |
| Challans to Klatovy | 720.30 mi (1,159.21 km) |
| Challans to Kolin | 811.11 mi (1,305.36 km) |
| Challans to Koprivnice | 938.14 mi (1,509.79 km) |
| Challans to Kralupy nad Vltavou | 774.99 mi (1,247.23 km) |
| Challans to Kraluv Dvur | 759.14 mi (1,221.72 km) |
| Challans to Krnov | 921.47 mi (1,482.96 km) |
