| Rheinberg to Kastoria | 1,033.37 mi (1,663.05 km) |
| Rheinberg to Katerini | 1,087.13 mi (1,749.57 km) |
| Rheinberg to Keratsini | 1,249.77 mi (2,011.30 km) |
| Rheinberg to Kerkyra | 1,042.29 mi (1,677.41 km) |
| Rheinberg to Kiato | 1,220.00 mi (1,963.40 km) |
| Rheinberg to Kifisia | 1,249.67 mi (2,011.16 km) |
| Rheinberg to Kilkis | 1,061.57 mi (1,708.43 km) |
| Rheinberg to Komotini | 1,146.15 mi (1,844.55 km) |
| Rheinberg to Korinthos | 1,229.59 mi (1,978.84 km) |
| Rheinberg to Koropi | 1,261.71 mi (2,030.53 km) |
| Rheinberg to Korydallos | 1,249.90 mi (2,011.52 km) |
| Rheinberg to Kos | 1,431.13 mi (2,303.18 km) |
| Rheinberg to Kozani | 1,061.85 mi (1,708.88 km) |
| Rheinberg to Lagos | 1,133.53 mi (1,824.24 km) |
| Rheinberg to Lamia | 1,159.97 mi (1,866.79 km) |
