| Cincinnati to Cognac | 4,114.90 mi (6,622.29 km) |
| Cincinnati to Cogolin | 4,492.38 mi (7,229.78 km) |
| Cincinnati to Colmar | 4,357.86 mi (7,013.30 km) |
| Cincinnati to Colombes | 4,124.24 mi (6,637.32 km) |
| Cincinnati to Colomiers | 4,253.87 mi (6,845.94 km) |
| Cincinnati to Combs-la-Ville | 4,144.58 mi (6,670.05 km) |
| Cincinnati to Comines | 4,098.89 mi (6,596.53 km) |
| Cincinnati to Compiegne | 4,132.34 mi (6,650.35 km) |
| Cincinnati to Concarneau | 3,897.49 mi (6,272.40 km) |
| Cincinnati to Conde-sur-l'Escaut | 4,131.30 mi (6,648.69 km) |
| Cincinnati to Conflans-Sainte-Honorine | 4,115.67 mi (6,623.53 km) |
| Cincinnati to Corbas | 4,338.94 mi (6,982.84 km) |
| Cincinnati to Corbeil-Essonnes | 4,143.12 mi (6,667.71 km) |
| Cincinnati to Cormeilles-en-Parisis | 4,120.64 mi (6,631.52 km) |
| Cincinnati to Cosne sur Loire | 4,199.09 mi (6,757.78 km) |
