| Greenford to Karditsa | 1,358.55 mi (2,186.38 km) |
| Greenford to Kastoria | 1,278.21 mi (2,057.08 km) |
| Greenford to Katerini | 1,337.19 mi (2,152.00 km) |
| Greenford to Keratsini | 1,491.84 mi (2,400.88 km) |
| Greenford to Kerkyra | 1,272.12 mi (2,047.28 km) |
| Greenford to Kiato | 1,457.40 mi (2,345.46 km) |
| Greenford to Kifisia | 1,493.50 mi (2,403.55 km) |
| Greenford to Kilkis | 1,318.10 mi (2,121.27 km) |
| Greenford to Komotini | 1,414.18 mi (2,275.90 km) |
| Greenford to Korinthos | 1,467.61 mi (2,361.89 km) |
| Greenford to Koropi | 1,504.79 mi (2,421.73 km) |
| Greenford to Korydallos | 1,492.25 mi (2,401.54 km) |
| Greenford to Kos | 1,684.96 mi (2,711.68 km) |
| Greenford to Kozani | 1,308.20 mi (2,105.34 km) |
| Greenford to Lagos | 1,399.90 mi (2,252.92 km) |
