| Konstancin-Jeziorna to Karditsa | 879.46 mi (1,415.36 km) |
| Konstancin-Jeziorna to Kastoria | 799.21 mi (1,286.20 km) |
| Konstancin-Jeziorna to Katerini | 819.09 mi (1,318.19 km) |
| Konstancin-Jeziorna to Keratsini | 982.82 mi (1,581.69 km) |
| Konstancin-Jeziorna to Kerkyra | 862.75 mi (1,388.46 km) |
| Konstancin-Jeziorna to Kiato | 975.55 mi (1,570.00 km) |
| Konstancin-Jeziorna to Kifisia | 976.05 mi (1,570.81 km) |
| Konstancin-Jeziorna to Kilkis | 771.37 mi (1,241.40 km) |
| Konstancin-Jeziorna to Komotini | 785.50 mi (1,264.13 km) |
| Konstancin-Jeziorna to Korinthos | 981.22 mi (1,579.11 km) |
| Konstancin-Jeziorna to Koropi | 989.00 mi (1,591.64 km) |
| Konstancin-Jeziorna to Korydallos | 981.88 mi (1,580.18 km) |
| Konstancin-Jeziorna to Kos | 1,093.90 mi (1,760.47 km) |
| Konstancin-Jeziorna to Kozani | 814.76 mi (1,311.23 km) |
| Konstancin-Jeziorna to Lagos | 783.18 mi (1,260.41 km) |
