| Flensburg to Jicin | 389.24 mi (626.42 km) |
| Flensburg to Jihlava | 454.06 mi (730.73 km) |
| Flensburg to Jindrichuv Hradec | 455.63 mi (733.26 km) |
| Flensburg to Jirkov | 340.18 mi (547.47 km) |
| Flensburg to Kadan | 344.24 mi (554.01 km) |
| Flensburg to Karlovy Vary | 345.97 mi (556.79 km) |
| Flensburg to Karvina | 512.92 mi (825.47 km) |
| Flensburg to Kladno | 375.25 mi (603.91 km) |
| Flensburg to Klasterec nad Ohri | 341.78 mi (550.04 km) |
| Flensburg to Klatovy | 406.46 mi (654.13 km) |
| Flensburg to Kolin | 408.26 mi (657.03 km) |
| Flensburg to Koprivnice | 513.36 mi (826.18 km) |
| Flensburg to Kralupy nad Vltavou | 374.57 mi (602.81 km) |
| Flensburg to Kraluv Dvur | 385.93 mi (621.09 km) |
| Flensburg to Krnov | 475.01 mi (764.45 km) |
