| Sieradz to Kocaeli | 917.61 mi (1,476.75 km) |
| Sieradz to Konak | 996.90 mi (1,604.36 km) |
| Sieradz to Konakli | 1,221.09 mi (1,965.15 km) |
| Sieradz to Konya | 1,159.77 mi (1,866.46 km) |
| Sieradz to Koprukoy | 1,363.66 mi (2,194.59 km) |
| Sieradz to Korfez | 911.36 mi (1,466.69 km) |
| Sieradz to Korkut | 1,420.76 mi (2,286.48 km) |
| Sieradz to Kose | 1,268.61 mi (2,041.63 km) |
| Sieradz to Kovancilar | 1,351.35 mi (2,174.78 km) |
| Sieradz to Koyulhisar | 1,197.35 mi (1,926.94 km) |
| Sieradz to Kozan | 1,282.43 mi (2,063.87 km) |
| Sieradz to Kozlu | 932.88 mi (1,501.33 km) |
| Sieradz to Kozluk | 1,437.39 mi (2,313.26 km) |
| Sieradz to Kucuk Dalyan | 1,364.34 mi (2,195.70 km) |
| Sieradz to Kucukcekmece | 873.74 mi (1,406.14 km) |
