| Radzyn Podlaski to Karditsa | 858.54 mi (1,381.69 km) |
| Radzyn Podlaski to Kastoria | 781.08 mi (1,257.03 km) |
| Radzyn Podlaski to Katerini | 795.71 mi (1,280.57 km) |
| Radzyn Podlaski to Keratsini | 955.81 mi (1,538.23 km) |
| Radzyn Podlaski to Kerkyra | 850.00 mi (1,367.95 km) |
| Radzyn Podlaski to Kiato | 951.61 mi (1,531.47 km) |
| Radzyn Podlaski to Kifisia | 948.30 mi (1,526.15 km) |
| Radzyn Podlaski to Kilkis | 746.26 mi (1,200.99 km) |
| Radzyn Podlaski to Komotini | 749.84 mi (1,206.75 km) |
| Radzyn Podlaski to Korinthos | 956.65 mi (1,539.59 km) |
| Radzyn Podlaski to Koropi | 961.12 mi (1,546.77 km) |
| Radzyn Podlaski to Korydallos | 954.75 mi (1,536.52 km) |
| Radzyn Podlaski to Kos | 1,056.07 mi (1,699.58 km) |
| Radzyn Podlaski to Kozani | 794.39 mi (1,278.45 km) |
| Radzyn Podlaski to Lagos | 749.08 mi (1,205.52 km) |
