| Southend to Kocaali | 1,595.54 mi (2,567.78 km) |
| Southend to Kocaeli | 1,569.37 mi (2,525.65 km) |
| Southend to Konak | 1,563.94 mi (2,516.92 km) |
| Southend to Konakli | 1,839.45 mi (2,960.32 km) |
| Southend to Konya | 1,803.12 mi (2,901.85 km) |
| Southend to Koprukoy | 2,105.24 mi (3,388.06 km) |
| Southend to Korfez | 1,560.90 mi (2,512.03 km) |
| Southend to Korkut | 2,152.94 mi (3,464.83 km) |
| Southend to Kose | 2,000.96 mi (3,220.24 km) |
| Southend to Kovancilar | 2,072.34 mi (3,335.11 km) |
| Southend to Koyulhisar | 1,919.68 mi (3,089.43 km) |
| Southend to Kozan | 1,958.08 mi (3,151.23 km) |
| Southend to Kozlu | 1,617.38 mi (2,602.91 km) |
| Southend to Kozluk | 2,163.82 mi (3,482.32 km) |
| Southend to Kucuk Dalyan | 2,030.10 mi (3,267.13 km) |
