| Harrow Weald to Karditsa | 1,360.71 mi (2,189.85 km) |
| Harrow Weald to Kastoria | 1,280.25 mi (2,060.37 km) |
| Harrow Weald to Katerini | 1,339.12 mi (2,155.10 km) |
| Harrow Weald to Keratsini | 1,494.00 mi (2,404.36 km) |
| Harrow Weald to Kerkyra | 1,274.51 mi (2,051.13 km) |
| Harrow Weald to Kiato | 1,459.67 mi (2,349.11 km) |
| Harrow Weald to Kifisia | 1,495.62 mi (2,406.96 km) |
| Harrow Weald to Kilkis | 1,319.84 mi (2,124.08 km) |
| Harrow Weald to Komotini | 1,415.58 mi (2,278.16 km) |
| Harrow Weald to Korinthos | 1,469.87 mi (2,365.52 km) |
| Harrow Weald to Koropi | 1,506.94 mi (2,425.18 km) |
| Harrow Weald to Korydallos | 1,494.41 mi (2,405.01 km) |
| Harrow Weald to Kos | 1,686.85 mi (2,714.72 km) |
| Harrow Weald to Kozani | 1,310.21 mi (2,108.58 km) |
| Harrow Weald to Lagos | 1,401.36 mi (2,255.27 km) |
