| Chicago Heights to San Lorenzo de Descardazar | 4,531.79 mi (7,293.21 km) |
| Chicago Heights to San Lorenzo de El Escorial | 4,165.24 mi (6,703.30 km) |
| Chicago Heights to San Martin de la Vega | 4,204.68 mi (6,766.78 km) |
| Chicago Heights to San Martin de Valdeiglesias | 4,161.80 mi (6,697.77 km) |
| Chicago Heights to San Pedro de Ribas | 4,402.07 mi (7,084.45 km) |
| Chicago Heights to San Roque | 4,267.98 mi (6,868.66 km) |
| Chicago Heights to San Sebastian de la Gomera | 3,996.12 mi (6,431.13 km) |
| Chicago Heights to San Sebastian de los Reyes | 4,190.12 mi (6,743.35 km) |
| Chicago Heights to San Vicente de Baracaldo | 4,120.93 mi (6,631.99 km) |
| Chicago Heights to San Vicente de Castellet | 4,390.60 mi (7,065.99 km) |
| Chicago Heights to San Vicente del Raspeig | 4,409.36 mi (7,096.18 km) |
| Chicago Heights to San Vicente dels Horts | 4,407.23 mi (7,092.76 km) |
| Chicago Heights to Sangenjo | 3,893.72 mi (6,266.34 km) |
| Chicago Heights to Sanlucar de Barrameda | 4,202.08 mi (6,762.59 km) |
| Chicago Heights to Sanlucar la Mayor | 4,186.59 mi (6,737.66 km) |
