| London Colney to Cernavoda | 1,394.19 mi (2,243.74 km) |
| London Colney to Chitila | 1,301.87 mi (2,095.16 km) |
| London Colney to Cisnadie | 1,182.63 mi (1,903.26 km) |
| London Colney to Cluj-Napoca | 1,124.52 mi (1,809.75 km) |
| London Colney to Codlea | 1,237.64 mi (1,991.79 km) |
| London Colney to Comanesti | 1,256.64 mi (2,022.37 km) |
| London Colney to Comarnic | 1,260.90 mi (2,029.22 km) |
| London Colney to Constanta | 1,425.67 mi (2,294.40 km) |
| London Colney to Corabia | 1,268.20 mi (2,040.98 km) |
| London Colney to Costesti | 1,249.95 mi (2,011.59 km) |
| London Colney to Covasna | 1,263.94 mi (2,034.12 km) |
| London Colney to Craiova | 1,218.34 mi (1,960.74 km) |
| London Colney to Cristuru Secuiesc | 1,200.92 mi (1,932.69 km) |
| London Colney to Cugir | 1,145.14 mi (1,842.93 km) |
| London Colney to Cumpana | 1,424.37 mi (2,292.30 km) |
