| Leiden to Castrovillari | 1,018.64 mi (1,639.34 km) |
| Leiden to Catania | 1,135.58 mi (1,827.54 km) |
| Leiden to Catanzaro | 1,084.42 mi (1,745.21 km) |
| Leiden to Cattolica | 681.22 mi (1,096.31 km) |
| Leiden to Cava de' Tirreni | 927.16 mi (1,492.13 km) |
| Leiden to Cavallino | 1,044.63 mi (1,681.18 km) |
| Leiden to Cavarzere | 595.59 mi (958.50 km) |
| Leiden to Cave | 816.71 mi (1,314.37 km) |
| Leiden to Cavriago | 584.70 mi (940.98 km) |
| Leiden to Cavriglia | 678.84 mi (1,092.49 km) |
| Leiden to Cazzago San Martino | 519.14 mi (835.48 km) |
| Leiden to Ceccano | 841.35 mi (1,354.02 km) |
| Leiden to Cecina | 671.56 mi (1,080.78 km) |
| Leiden to Cefalu | 1,078.86 mi (1,736.25 km) |
| Leiden to Ceglie Messapico | 1,005.09 mi (1,617.54 km) |
