| Sligo to Chitila | 1,669.11 mi (2,686.17 km) |
| Sligo to Cisnadie | 1,548.18 mi (2,491.55 km) |
| Sligo to Cluj-Napoca | 1,485.56 mi (2,390.78 km) |
| Sligo to Codlea | 1,600.42 mi (2,575.63 km) |
| Sligo to Comanesti | 1,613.01 mi (2,595.90 km) |
| Sligo to Comarnic | 1,625.49 mi (2,615.98 km) |
| Sligo to Constanta | 1,788.83 mi (2,878.84 km) |
| Sligo to Corabia | 1,641.10 mi (2,641.10 km) |
| Sligo to Costesti | 1,618.74 mi (2,605.11 km) |
| Sligo to Covasna | 1,624.25 mi (2,613.98 km) |
| Sligo to Craiova | 1,590.52 mi (2,559.70 km) |
| Sligo to Cristuru Secuiesc | 1,561.39 mi (2,512.81 km) |
| Sligo to Cugir | 1,511.74 mi (2,432.90 km) |
| Sligo to Cumpana | 1,787.93 mi (2,877.40 km) |
| Sligo to Curtea de Arges | 1,591.83 mi (2,561.81 km) |
