| Upper Arlington to Karditsa | 5,198.26 mi (8,365.80 km) |
| Upper Arlington to Kastoria | 5,120.94 mi (8,241.36 km) |
| Upper Arlington to Katerini | 5,181.82 mi (8,339.34 km) |
| Upper Arlington to Keratsini | 5,330.86 mi (8,579.18 km) |
| Upper Arlington to Kerkyra | 5,104.94 mi (8,215.61 km) |
| Upper Arlington to Kiato | 5,293.23 mi (8,518.63 km) |
| Upper Arlington to Kifisia | 5,333.73 mi (8,583.81 km) |
| Upper Arlington to Kilkis | 5,164.53 mi (8,311.50 km) |
| Upper Arlington to Komotini | 5,259.67 mi (8,464.61 km) |
| Upper Arlington to Korinthos | 5,303.80 mi (8,535.64 km) |
| Upper Arlington to Koropi | 5,344.40 mi (8,600.99 km) |
| Upper Arlington to Korydallos | 5,331.46 mi (8,580.16 km) |
| Upper Arlington to Kos | 5,529.71 mi (8,899.21 km) |
| Upper Arlington to Kozani | 5,151.42 mi (8,290.40 km) |
| Upper Arlington to Lagos | 5,245.91 mi (8,442.47 km) |
