| Llanelli to Jicin | 849.23 mi (1,366.71 km) |
| Llanelli to Jihlava | 878.77 mi (1,414.24 km) |
| Llanelli to Jindrichuv Hradec | 859.25 mi (1,382.83 km) |
| Llanelli to Jirkov | 766.71 mi (1,233.89 km) |
| Llanelli to Kadan | 761.11 mi (1,224.89 km) |
| Llanelli to Karlovy Vary | 746.44 mi (1,201.28 km) |
| Llanelli to Karvina | 996.10 mi (1,603.07 km) |
| Llanelli to Kladno | 800.41 mi (1,288.13 km) |
| Llanelli to Klasterec nad Ohri | 756.69 mi (1,217.77 km) |
| Llanelli to Klatovy | 780.74 mi (1,256.48 km) |
| Llanelli to Kolin | 849.72 mi (1,367.50 km) |
| Llanelli to Koprivnice | 984.05 mi (1,583.67 km) |
| Llanelli to Kralupy nad Vltavou | 807.91 mi (1,300.20 km) |
| Llanelli to Kraluv Dvur | 801.21 mi (1,289.42 km) |
| Llanelli to Krnov | 955.59 mi (1,537.87 km) |
