| Thornton to Karditsa | 1,492.70 mi (2,402.27 km) |
| Thornton to Kastoria | 1,410.14 mi (2,269.40 km) |
| Thornton to Katerini | 1,466.40 mi (2,359.94 km) |
| Thornton to Keratsini | 1,625.73 mi (2,616.36 km) |
| Thornton to Kerkyra | 1,411.19 mi (2,271.09 km) |
| Thornton to Kiato | 1,593.55 mi (2,564.57 km) |
| Thornton to Kifisia | 1,626.48 mi (2,617.57 km) |
| Thornton to Kilkis | 1,443.35 mi (2,322.85 km) |
| Thornton to Komotini | 1,531.39 mi (2,464.54 km) |
| Thornton to Korinthos | 1,603.48 mi (2,580.56 km) |
| Thornton to Koropi | 1,638.19 mi (2,636.42 km) |
| Thornton to Korydallos | 1,626.00 mi (2,616.80 km) |
| Thornton to Kos | 1,812.51 mi (2,916.95 km) |
| Thornton to Kozani | 1,439.40 mi (2,316.49 km) |
| Thornton to Lagos | 1,518.40 mi (2,443.64 km) |
