| Aberystwyth to Cernavoda | 1,560.27 mi (2,511.02 km) |
| Aberystwyth to Chitila | 1,468.54 mi (2,363.39 km) |
| Aberystwyth to Cisnadie | 1,348.96 mi (2,170.94 km) |
| Aberystwyth to Cluj-Napoca | 1,289.89 mi (2,075.87 km) |
| Aberystwyth to Codlea | 1,403.46 mi (2,258.65 km) |
| Aberystwyth to Comanesti | 1,421.03 mi (2,286.93 km) |
| Aberystwyth to Comarnic | 1,427.09 mi (2,296.67 km) |
| Aberystwyth to Constanta | 1,591.67 mi (2,561.54 km) |
| Aberystwyth to Corabia | 1,435.55 mi (2,310.30 km) |
| Aberystwyth to Costesti | 1,416.83 mi (2,280.17 km) |
| Aberystwyth to Covasna | 1,429.25 mi (2,300.16 km) |
| Aberystwyth to Craiova | 1,385.63 mi (2,229.95 km) |
| Aberystwyth to Cristuru Secuiesc | 1,366.22 mi (2,198.72 km) |
| Aberystwyth to Cugir | 1,311.64 mi (2,110.87 km) |
| Aberystwyth to Cumpana | 1,590.44 mi (2,559.57 km) |
