| Constanta to Cervello | 1,360.06 mi (2,188.80 km) |
| Constanta to Cervera | 1,388.78 mi (2,235.02 km) |
| Constanta to Ceuti | 1,602.54 mi (2,579.04 km) |
| Constanta to Cheste | 1,535.22 mi (2,470.69 km) |
| Constanta to Chiclana de la Frontera | 1,893.96 mi (3,048.03 km) |
| Constanta to Chipiona | 1,898.04 mi (3,054.60 km) |
| Constanta to Chiva | 1,537.18 mi (2,473.85 km) |
| Constanta to Churriana de la Vega | 1,747.63 mi (2,812.53 km) |
| Constanta to Ciempozuelos | 1,663.80 mi (2,677.63 km) |
| Constanta to Cieza | 1,605.18 mi (2,583.29 km) |
| Constanta to Cisterniga | 1,684.06 mi (2,710.23 km) |
| Constanta to Ciudad de Melilla | 1,773.81 mi (2,854.68 km) |
| Constanta to Ciudad Real | 1,708.33 mi (2,749.30 km) |
| Constanta to Ciudad-Rodrigo | 1,798.03 mi (2,893.65 km) |
| Constanta to Cocentaina | 1,542.65 mi (2,482.66 km) |
