| Wattrelos to Kastoria | 1,115.65 mi (1,795.46 km) |
| Wattrelos to Katerini | 1,173.93 mi (1,889.26 km) |
| Wattrelos to Keratsini | 1,330.03 mi (2,140.48 km) |
| Wattrelos to Kerkyra | 1,112.31 mi (1,790.09 km) |
| Wattrelos to Kiato | 1,296.42 mi (2,086.39 km) |
| Wattrelos to Kifisia | 1,331.39 mi (2,142.67 km) |
| Wattrelos to Kilkis | 1,154.02 mi (1,857.22 km) |
| Wattrelos to Komotini | 1,249.32 mi (2,010.58 km) |
| Wattrelos to Korinthos | 1,306.52 mi (2,102.65 km) |
| Wattrelos to Koropi | 1,342.83 mi (2,161.08 km) |
| Wattrelos to Korydallos | 1,330.40 mi (2,141.07 km) |
| Wattrelos to Kos | 1,521.48 mi (2,448.59 km) |
| Wattrelos to Kozani | 1,145.44 mi (1,843.42 km) |
| Wattrelos to Lagos | 1,235.10 mi (1,987.71 km) |
| Wattrelos to Lamia | 1,239.23 mi (1,994.35 km) |
