| Jaca to Jicin | 929.09 mi (1,495.23 km) |
| Jaca to Jihlava | 905.33 mi (1,456.99 km) |
| Jaca to Jindrichuv Hradec | 873.81 mi (1,406.27 km) |
| Jaca to Jirkov | 860.39 mi (1,384.67 km) |
| Jaca to Kadan | 849.16 mi (1,366.60 km) |
| Jaca to Karlovy Vary | 828.96 mi (1,334.08 km) |
| Jaca to Karvina | 1,038.98 mi (1,672.07 km) |
| Jaca to Kladno | 871.45 mi (1,402.47 km) |
| Jaca to Klasterec nad Ohri | 845.86 mi (1,361.28 km) |
| Jaca to Klatovy | 813.88 mi (1,309.81 km) |
| Jaca to Kolin | 909.49 mi (1,463.69 km) |
| Jaca to Koprivnice | 1,015.96 mi (1,635.03 km) |
| Jaca to Kralupy nad Vltavou | 882.72 mi (1,420.60 km) |
| Jaca to Kraluv Dvur | 861.82 mi (1,386.96 km) |
| Jaca to Krnov | 1,010.77 mi (1,626.67 km) |
