| Security-Widefield to Chivasso | 5,288.16 mi (8,510.48 km) |
| Security-Widefield to Ciampino | 5,620.72 mi (9,045.67 km) |
| Security-Widefield to Cicciano | 5,731.69 mi (9,224.26 km) |
| Security-Widefield to Cingoli | 5,565.33 mi (8,956.54 km) |
| Security-Widefield to Cinisello Balsamo | 5,318.87 mi (8,559.89 km) |
| Security-Widefield to Cinisi | 5,819.18 mi (9,365.06 km) |
| Security-Widefield to Cirie | 5,275.76 mi (8,490.51 km) |
| Security-Widefield to Ciro Marina | 5,905.57 mi (9,504.10 km) |
| Security-Widefield to Cislago | 5,305.31 mi (8,538.08 km) |
| Security-Widefield to Cisterna di Latina | 5,639.28 mi (9,075.55 km) |
| Security-Widefield to Cisternino | 5,845.83 mi (9,407.95 km) |
| Security-Widefield to Citta di Castello | 5,526.42 mi (8,893.91 km) |
| Security-Widefield to Citta Sant'Angelo | 5,636.85 mi (9,071.64 km) |
| Security-Widefield to Cittadella | 5,403.73 mi (8,696.46 km) |
| Security-Widefield to Cittanova | 5,920.42 mi (9,527.99 km) |
