| Security-Widefield to Cernavoda | 5,985.41 mi (9,632.59 km) |
| Security-Widefield to Chitila | 5,916.79 mi (9,522.16 km) |
| Security-Widefield to Cisnadie | 5,796.60 mi (9,328.72 km) |
| Security-Widefield to Cluj-Napoca | 5,722.47 mi (9,209.42 km) |
| Security-Widefield to Codlea | 5,835.21 mi (9,390.86 km) |
| Security-Widefield to Comanesti | 5,823.17 mi (9,371.49 km) |
| Security-Widefield to Comarnic | 5,865.45 mi (9,439.52 km) |
| Security-Widefield to Constanta | 6,012.07 mi (9,675.50 km) |
| Security-Widefield to Corabia | 5,913.46 mi (9,516.80 km) |
| Security-Widefield to Costesti | 5,875.43 mi (9,455.58 km) |
| Security-Widefield to Covasna | 5,848.03 mi (9,411.50 km) |
| Security-Widefield to Craiova | 5,862.03 mi (9,434.02 km) |
| Security-Widefield to Cristuru Secuiesc | 5,790.58 mi (9,319.03 km) |
| Security-Widefield to Cugir | 5,766.16 mi (9,279.74 km) |
| Security-Widefield to Cumpana | 6,012.95 mi (9,676.92 km) |
