| Swansea to Jicin | 4,808.40 mi (7,738.37 km) |
| Swansea to Jihlava | 4,859.66 mi (7,820.87 km) |
| Swansea to Jindrichuv Hradec | 4,849.02 mi (7,803.74 km) |
| Swansea to Jirkov | 4,737.94 mi (7,624.98 km) |
| Swansea to Kadan | 4,736.52 mi (7,622.69 km) |
| Swansea to Karlovy Vary | 4,727.88 mi (7,608.78 km) |
| Swansea to Karvina | 4,944.98 mi (7,958.17 km) |
| Swansea to Kladno | 4,775.40 mi (7,685.26 km) |
| Swansea to Klasterec nad Ohri | 4,732.58 mi (7,616.35 km) |
| Swansea to Klatovy | 4,776.52 mi (7,687.07 km) |
| Swansea to Kolin | 4,819.79 mi (7,756.70 km) |
| Swansea to Koprivnice | 4,942.02 mi (7,953.41 km) |
| Swansea to Kralupy nad Vltavou | 4,779.31 mi (7,691.56 km) |
| Swansea to Kraluv Dvur | 4,781.11 mi (7,694.46 km) |
| Swansea to Krnov | 4,905.41 mi (7,894.50 km) |
