| Darlington to Jozefow | 950.27 mi (1,529.31 km) |
| Darlington to Kalisz | 832.88 mi (1,340.39 km) |
| Darlington to Kamien Pomorski | 658.67 mi (1,060.02 km) |
| Darlington to Kamienna Gora | 778.65 mi (1,253.12 km) |
| Darlington to Karczew | 952.07 mi (1,532.21 km) |
| Darlington to Kartuzy | 791.38 mi (1,273.61 km) |
| Darlington to Katowice | 911.87 mi (1,467.52 km) |
| Darlington to Kedzierzyn-Kozle | 877.11 mi (1,411.56 km) |
| Darlington to Kepno | 841.32 mi (1,353.97 km) |
| Darlington to Ketrzyn | 921.04 mi (1,482.27 km) |
| Darlington to Kety | 931.40 mi (1,498.94 km) |
| Darlington to Kielce | 958.09 mi (1,541.89 km) |
| Darlington to Kielczow | 813.31 mi (1,308.89 km) |
| Darlington to Klobuck | 889.24 mi (1,431.09 km) |
| Darlington to Klodzko | 813.69 mi (1,309.51 km) |
