| Thornaby on Tees to Karditsa | 1,503.49 mi (2,419.63 km) |
| Thornaby on Tees to Kastoria | 1,419.95 mi (2,285.19 km) |
| Thornaby on Tees to Katerini | 1,474.69 mi (2,373.28 km) |
| Thornaby on Tees to Keratsini | 1,636.12 mi (2,633.08 km) |
| Thornaby on Tees to Kerkyra | 1,424.82 mi (2,293.03 km) |
| Thornaby on Tees to Kiato | 1,605.20 mi (2,583.33 km) |
| Thornaby on Tees to Kifisia | 1,636.39 mi (2,633.51 km) |
| Thornaby on Tees to Kilkis | 1,449.75 mi (2,333.14 km) |
| Thornaby on Tees to Komotini | 1,533.78 mi (2,468.38 km) |
| Thornaby on Tees to Korinthos | 1,614.97 mi (2,599.05 km) |
| Thornaby on Tees to Koropi | 1,648.29 mi (2,652.67 km) |
| Thornaby on Tees to Korydallos | 1,636.31 mi (2,633.39 km) |
| Thornaby on Tees to Kos | 1,819.29 mi (2,927.87 km) |
| Thornaby on Tees to Kozani | 1,448.77 mi (2,331.57 km) |
| Thornaby on Tees to Lagos | 1,521.41 mi (2,448.48 km) |
