| Chicago Heights to La Union | 4,423.23 mi (7,118.50 km) |
| Chicago Heights to La Victoria de Acentejo | 4,015.65 mi (6,462.57 km) |
| Chicago Heights to Laguna de Duero | 4,104.64 mi (6,605.78 km) |
| Chicago Heights to Lalin | 3,916.62 mi (6,303.19 km) |
| Chicago Heights to Lardero | 4,174.66 mi (6,718.46 km) |
| Chicago Heights to Laredo | 4,098.68 mi (6,596.19 km) |
| Chicago Heights to Las Cabezas de San Juan | 4,213.38 mi (6,780.77 km) |
| Chicago Heights to Las Palmas | 4,079.96 mi (6,566.06 km) |
| Chicago Heights to Las Rozas de Madrid | 4,180.99 mi (6,728.66 km) |
| Chicago Heights to Las Torres de Cotillas | 4,390.94 mi (7,066.53 km) |
| Chicago Heights to Lebrija | 4,209.23 mi (6,774.10 km) |
| Chicago Heights to Leganes | 4,191.76 mi (6,745.98 km) |
| Chicago Heights to Leon | 4,031.54 mi (6,488.13 km) |
| Chicago Heights to Lepe | 4,144.32 mi (6,669.64 km) |
| Chicago Heights to Linares | 4,279.67 mi (6,887.47 km) |
