| Sieradz to Karakocan | 1,345.68 mi (2,165.66 km) |
| Sieradz to Karakopru | 1,395.01 mi (2,245.05 km) |
| Sieradz to Karaman | 1,221.01 mi (1,965.03 km) |
| Sieradz to Karapinar | 1,199.12 mi (1,929.80 km) |
| Sieradz to Karatas | 1,320.43 mi (2,125.02 km) |
| Sieradz to Karatepe | 920.68 mi (1,481.69 km) |
| Sieradz to Karayilan | 1,337.70 mi (2,152.82 km) |
| Sieradz to Kargipinar | 1,285.78 mi (2,069.26 km) |
| Sieradz to Karkamis | 1,387.77 mi (2,233.40 km) |
| Sieradz to Karliova | 1,364.23 mi (2,195.52 km) |
| Sieradz to Kars | 1,381.56 mi (2,223.41 km) |
| Sieradz to Kartal | 890.66 mi (1,433.38 km) |
| Sieradz to Kas | 1,191.09 mi (1,916.88 km) |
| Sieradz to Kastamonu | 1,001.26 mi (1,611.38 km) |
| Sieradz to Kavak | 1,094.69 mi (1,761.73 km) |
