| Chicago Heights to Klaukkala | 4,435.82 mi (7,138.77 km) |
| Chicago Heights to Kokkola | 4,246.49 mi (6,834.07 km) |
| Chicago Heights to Kontiolahti | 4,453.78 mi (7,167.67 km) |
| Chicago Heights to Korsholm | 4,240.46 mi (6,824.36 km) |
| Chicago Heights to Kotka | 4,488.88 mi (7,224.15 km) |
| Chicago Heights to Kouvola | 4,464.58 mi (7,185.05 km) |
| Chicago Heights to Kuhmo | 4,383.09 mi (7,053.91 km) |
| Chicago Heights to Kuopio | 4,396.88 mi (7,076.10 km) |
| Chicago Heights to Kurikka | 4,279.19 mi (6,886.70 km) |
| Chicago Heights to Kuusamo | 4,291.71 mi (6,906.83 km) |
| Chicago Heights to Kuusankoski | 4,460.72 mi (7,178.83 km) |
| Chicago Heights to Lahti | 4,432.52 mi (7,133.45 km) |
| Chicago Heights to Laitila | 4,333.44 mi (6,974.00 km) |
| Chicago Heights to Lapinlahti | 4,368.52 mi (7,030.46 km) |
| Chicago Heights to Lappeenranta | 4,492.67 mi (7,230.25 km) |
