| Chicago Heights to Los Llanos de Aridane | 3,934.82 mi (6,332.48 km) |
| Chicago Heights to Los Palacios y Villafranca | 4,207.52 mi (6,771.34 km) |
| Chicago Heights to Luanco | 3,988.12 mi (6,418.26 km) |
| Chicago Heights to Lucena | 4,265.79 mi (6,865.13 km) |
| Chicago Heights to Lugo | 3,929.92 mi (6,324.60 km) |
| Chicago Heights to Lumbreras | 4,382.86 mi (7,053.53 km) |
| Chicago Heights to Madrid | 4,191.31 mi (6,745.27 km) |
| Chicago Heights to Madridejos | 4,233.38 mi (6,812.96 km) |
| Chicago Heights to Mahon | 4,563.39 mi (7,344.07 km) |
| Chicago Heights to Mairena del Alcor | 4,208.95 mi (6,773.65 km) |
| Chicago Heights to Mairena del Aljarafe | 4,194.62 mi (6,750.59 km) |
| Chicago Heights to Majadahonda | 4,181.72 mi (6,729.82 km) |
| Chicago Heights to Malaga | 4,294.06 mi (6,910.63 km) |
| Chicago Heights to Malgrat de Mar | 4,429.21 mi (7,128.12 km) |
| Chicago Heights to Manacor | 4,529.98 mi (7,290.30 km) |
