| Sun Valley to Cortona | 5,967.04 mi (9,603.02 km) |
| Sun Valley to Cosenza | 6,318.24 mi (10,168.23 km) |
| Sun Valley to Cossato | 5,727.72 mi (9,217.87 km) |
| Sun Valley to Costa Volpino | 5,769.48 mi (9,285.09 km) |
| Sun Valley to Creazzo | 5,825.41 mi (9,375.09 km) |
| Sun Valley to Crema | 5,783.21 mi (9,307.17 km) |
| Sun Valley to Cremona | 5,806.30 mi (9,344.34 km) |
| Sun Valley to Crevalcore | 5,861.77 mi (9,433.60 km) |
| Sun Valley to Crispiano | 6,269.70 mi (10,090.11 km) |
| Sun Valley to Crosia | 6,317.33 mi (10,166.77 km) |
| Sun Valley to Crotone | 6,355.57 mi (10,228.31 km) |
| Sun Valley to Cuneo | 5,773.72 mi (9,291.90 km) |
| Sun Valley to Cuorgne | 5,721.98 mi (9,208.64 km) |
| Sun Valley to Cusano Milanino | 5,758.52 mi (9,267.45 km) |
| Sun Valley to Cutro | 6,354.74 mi (10,226.97 km) |
