| Chicago Heights to Cadiz | 4,213.05 mi (6,780.25 km) |
| Chicago Heights to Calafell | 4,395.46 mi (7,073.81 km) |
| Chicago Heights to Calahorra | 4,200.79 mi (6,760.52 km) |
| Chicago Heights to Calasparra | 4,362.46 mi (7,020.70 km) |
| Chicago Heights to Calatayud | 4,249.72 mi (6,839.26 km) |
| Chicago Heights to Caldas de Montbuy | 4,404.93 mi (7,089.06 km) |
| Chicago Heights to Caldas de Reyes | 3,894.77 mi (6,268.02 km) |
| Chicago Heights to Calella | 4,426.93 mi (7,124.45 km) |
| Chicago Heights to Callosa de Segura | 4,403.79 mi (7,087.21 km) |
| Chicago Heights to Calpe | 4,425.49 mi (7,122.14 km) |
| Chicago Heights to Calvia | 4,499.29 mi (7,240.90 km) |
| Chicago Heights to Camas | 4,193.68 mi (6,749.08 km) |
| Chicago Heights to Cambados | 3,890.83 mi (6,261.69 km) |
| Chicago Heights to Cambre | 3,886.44 mi (6,254.61 km) |
| Chicago Heights to Cambrils | 4,378.18 mi (7,046.00 km) |
