| Johnston to Karditsa | 5,533.86 mi (8,905.88 km) |
| Johnston to Kastoria | 5,452.45 mi (8,774.86 km) |
| Johnston to Katerini | 5,509.50 mi (8,866.68 km) |
| Johnston to Keratsini | 5,667.13 mi (9,120.37 km) |
| Johnston to Kerkyra | 5,447.56 mi (8,767.00 km) |
| Johnston to Kiato | 5,633.13 mi (9,065.64 km) |
| Johnston to Kifisia | 5,668.43 mi (9,122.45 km) |
| Johnston to Kilkis | 5,486.28 mi (8,829.31 km) |
| Johnston to Komotini | 5,569.36 mi (8,963.03 km) |
| Johnston to Korinthos | 5,643.32 mi (9,082.04 km) |
| Johnston to Koropi | 5,679.91 mi (9,140.93 km) |
| Johnston to Korydallos | 5,667.49 mi (9,120.95 km) |
| Johnston to Kos | 5,855.63 mi (9,423.72 km) |
| Johnston to Kozani | 5,482.01 mi (8,822.44 km) |
| Johnston to Lagos | 5,557.57 mi (8,944.05 km) |
