| Luxembourg to Cartagena | 902.02 mi (1,451.66 km) |
| Luxembourg to Cartama | 1,041.02 mi (1,675.37 km) |
| Luxembourg to Cartaya | 1,078.05 mi (1,734.95 km) |
| Luxembourg to Caspe | 651.01 mi (1,047.69 km) |
| Luxembourg to Cassa de la Selva | 556.06 mi (894.89 km) |
| Luxembourg to Castalla | 831.70 mi (1,338.49 km) |
| Luxembourg to Castellbisbal | 596.63 mi (960.18 km) |
| Luxembourg to Castelldefels | 609.64 mi (981.12 km) |
| Luxembourg to Castello de Ampurias | 528.77 mi (850.97 km) |
| Luxembourg to Castellon de la Plana | 730.10 mi (1,174.99 km) |
| Luxembourg to Castilleja de la Cuesta | 1,039.58 mi (1,673.04 km) |
| Luxembourg to Catarroja | 774.69 mi (1,246.75 km) |
| Luxembourg to Catral | 862.48 mi (1,388.03 km) |
| Luxembourg to Caudete | 831.25 mi (1,337.77 km) |
| Luxembourg to Cehegin | 887.41 mi (1,428.15 km) |
