| Istrana to Jicin | 361.04 mi (581.03 km) |
| Istrana to Jihlava | 304.00 mi (489.24 km) |
| Istrana to Jindrichuv Hradec | 274.91 mi (442.43 km) |
| Istrana to Jirkov | 338.54 mi (544.83 km) |
| Istrana to Kadan | 328.72 mi (529.02 km) |
| Istrana to Karlovy Vary | 316.21 mi (508.89 km) |
| Istrana to Karvina | 415.13 mi (668.09 km) |
| Istrana to Kladno | 322.18 mi (518.50 km) |
| Istrana to Klasterec nad Ohri | 328.57 mi (528.78 km) |
| Istrana to Klatovy | 262.47 mi (422.41 km) |
| Istrana to Kolin | 332.77 mi (535.53 km) |
| Istrana to Koprivnice | 390.15 mi (627.89 km) |
| Istrana to Kralupy nad Vltavou | 331.08 mi (532.82 km) |
| Istrana to Kraluv Dvur | 308.13 mi (495.88 km) |
| Istrana to Krnov | 399.79 mi (643.41 km) |
