| Irthlingborough to Kocaali | 1,664.00 mi (2,677.95 km) |
| Irthlingborough to Kocaeli | 1,638.87 mi (2,637.51 km) |
| Irthlingborough to Konak | 1,637.65 mi (2,635.54 km) |
| Irthlingborough to Konakli | 1,911.69 mi (3,076.58 km) |
| Irthlingborough to Konya | 1,873.88 mi (3,015.73 km) |
| Irthlingborough to Koprukoy | 2,166.90 mi (3,487.30 km) |
| Irthlingborough to Korfez | 1,630.52 mi (2,624.07 km) |
| Irthlingborough to Korkut | 2,216.19 mi (3,566.62 km) |
| Irthlingborough to Kose | 2,063.97 mi (3,321.63 km) |
| Irthlingborough to Kovancilar | 2,137.00 mi (3,439.18 km) |
| Irthlingborough to Koyulhisar | 1,983.91 mi (3,192.79 km) |
| Irthlingborough to Kozan | 2,026.99 mi (3,262.12 km) |
| Irthlingborough to Kozlu | 1,684.67 mi (2,711.21 km) |
| Irthlingborough to Kozluk | 2,227.90 mi (3,585.47 km) |
| Irthlingborough to Kucuk Dalyan | 2,099.89 mi (3,379.45 km) |
