| Chicago Heights to Koscian | 4,549.02 mi (7,320.94 km) |
| Chicago Heights to Koscielisko | 4,780.47 mi (7,693.42 km) |
| Chicago Heights to Koscierzyna | 4,507.71 mi (7,254.47 km) |
| Chicago Heights to Kostrzyn | 4,555.19 mi (7,330.86 km) |
| Chicago Heights to Kostrzyn nad Odra | 4,461.00 mi (7,179.28 km) |
| Chicago Heights to Koszalin | 4,445.97 mi (7,155.10 km) |
| Chicago Heights to Kowary | 4,575.10 mi (7,362.91 km) |
| Chicago Heights to Kozienice | 4,734.01 mi (7,618.65 km) |
| Chicago Heights to Kozuchow | 4,527.18 mi (7,285.79 km) |
| Chicago Heights to Kozy | 4,729.41 mi (7,611.25 km) |
| Chicago Heights to Krakow | 4,747.69 mi (7,640.67 km) |
| Chicago Heights to Krapkowice | 4,662.62 mi (7,503.77 km) |
| Chicago Heights to Krasnik | 4,785.39 mi (7,701.35 km) |
| Chicago Heights to Krasnystaw | 4,813.90 mi (7,747.22 km) |
| Chicago Heights to Krosno | 4,825.98 mi (7,766.67 km) |
