| Delaware to Jozefow | 4,612.04 mi (7,422.36 km) |
| Delaware to Kalisz | 4,517.80 mi (7,270.70 km) |
| Delaware to Kamien Pomorski | 4,318.79 mi (6,950.42 km) |
| Delaware to Kamienna Gora | 4,482.36 mi (7,213.65 km) |
| Delaware to Karczew | 4,614.66 mi (7,426.58 km) |
| Delaware to Kartuzy | 4,422.07 mi (7,116.64 km) |
| Delaware to Katowice | 4,610.40 mi (7,419.72 km) |
| Delaware to Kedzierzyn-Kozle | 4,577.70 mi (7,367.10 km) |
| Delaware to Kepno | 4,533.01 mi (7,295.18 km) |
| Delaware to Ketrzyn | 4,537.60 mi (7,302.56 km) |
| Delaware to Kety | 4,632.42 mi (7,455.16 km) |
| Delaware to Kielce | 4,642.99 mi (7,472.17 km) |
| Delaware to Kielczow | 4,509.87 mi (7,257.94 km) |
| Delaware to Klobuck | 4,581.30 mi (7,372.89 km) |
| Delaware to Klodzko | 4,518.29 mi (7,271.49 km) |
