| Krefeld to Kastoria | 1,024.71 mi (1,649.11 km) |
| Krefeld to Katerini | 1,078.93 mi (1,736.38 km) |
| Krefeld to Keratsini | 1,241.04 mi (1,997.26 km) |
| Krefeld to Kerkyra | 1,032.56 mi (1,661.75 km) |
| Krefeld to Kiato | 1,210.92 mi (1,948.78 km) |
| Krefeld to Kifisia | 1,241.08 mi (1,997.33 km) |
| Krefeld to Kilkis | 1,053.92 mi (1,696.13 km) |
| Krefeld to Komotini | 1,139.74 mi (1,834.23 km) |
| Krefeld to Korinthos | 1,220.56 mi (1,964.30 km) |
| Krefeld to Koropi | 1,253.07 mi (2,016.62 km) |
| Krefeld to Korydallos | 1,241.20 mi (1,997.51 km) |
| Krefeld to Kos | 1,423.45 mi (2,290.82 km) |
| Krefeld to Kozani | 1,053.33 mi (1,695.17 km) |
| Krefeld to Lagos | 1,126.93 mi (1,813.61 km) |
| Krefeld to Lamia | 1,151.11 mi (1,852.53 km) |
