| Chicago Heights to Lapua | 4,279.70 mi (6,887.51 km) |
| Chicago Heights to Laukaa | 4,376.39 mi (7,043.12 km) |
| Chicago Heights to Lauritsala | 4,494.38 mi (7,233.00 km) |
| Chicago Heights to Lempaala | 4,368.95 mi (7,031.15 km) |
| Chicago Heights to Leppavirta | 4,417.68 mi (7,109.56 km) |
| Chicago Heights to Lieksa | 4,431.93 mi (7,132.50 km) |
| Chicago Heights to Lieto | 4,369.70 mi (7,032.35 km) |
| Chicago Heights to Liminka | 4,259.36 mi (6,854.77 km) |
| Chicago Heights to Liperi | 4,453.73 mi (7,167.59 km) |
| Chicago Heights to Lohja | 4,423.61 mi (7,119.11 km) |
| Chicago Heights to Loimaa | 4,370.93 mi (7,034.34 km) |
| Chicago Heights to Loviisa | 4,471.05 mi (7,195.46 km) |
| Chicago Heights to Mantsala | 4,439.51 mi (7,144.70 km) |
| Chicago Heights to Mariehamn | 4,317.81 mi (6,948.84 km) |
| Chicago Heights to Masku | 4,357.31 mi (7,012.42 km) |
