| Cluj-Napoca to Cartagena | 1,400.08 mi (2,253.21 km) |
| Cluj-Napoca to Cartama | 1,600.31 mi (2,575.45 km) |
| Cluj-Napoca to Cartaya | 1,694.41 mi (2,726.88 km) |
| Cluj-Napoca to Caspe | 1,228.98 mi (1,977.86 km) |
| Cluj-Napoca to Cassa de la Selva | 1,073.88 mi (1,728.24 km) |
| Cluj-Napoca to Castalla | 1,347.84 mi (2,169.14 km) |
| Cluj-Napoca to Castellbisbal | 1,127.72 mi (1,814.90 km) |
| Cluj-Napoca to Castelldefels | 1,134.04 mi (1,825.06 km) |
| Cluj-Napoca to Castello de Ampurias | 1,053.87 mi (1,696.04 km) |
| Cluj-Napoca to Castellon de la Plana | 1,269.23 mi (2,042.63 km) |
| Cluj-Napoca to Castilleja de la Cuesta | 1,639.77 mi (2,638.96 km) |
| Cluj-Napoca to Catarroja | 1,306.42 mi (2,102.48 km) |
| Cluj-Napoca to Catral | 1,370.42 mi (2,205.47 km) |
| Cluj-Napoca to Caudete | 1,358.32 mi (2,186.00 km) |
| Cluj-Napoca to Cehegin | 1,418.09 mi (2,282.20 km) |
