| Belfast to Castrovillari | 1,444.85 mi (2,325.26 km) |
| Belfast to Catania | 1,540.61 mi (2,479.38 km) |
| Belfast to Catanzaro | 1,508.23 mi (2,427.26 km) |
| Belfast to Cattolica | 1,110.48 mi (1,787.15 km) |
| Belfast to Cava de' Tirreni | 1,348.20 mi (2,169.72 km) |
| Belfast to Cavallino | 1,484.56 mi (2,389.17 km) |
| Belfast to Cavarzere | 1,029.51 mi (1,656.84 km) |
| Belfast to Cave | 1,231.03 mi (1,981.16 km) |
| Belfast to Cavriago | 1,000.43 mi (1,610.04 km) |
| Belfast to Cavriglia | 1,093.28 mi (1,759.47 km) |
| Belfast to Cazzago San Martino | 938.56 mi (1,510.46 km) |
| Belfast to Ceccano | 1,257.33 mi (2,023.47 km) |
| Belfast to Cecina | 1,073.80 mi (1,728.12 km) |
| Belfast to Cefalu | 1,477.77 mi (2,378.23 km) |
| Belfast to Ceglie Messapico | 1,443.21 mi (2,322.63 km) |
