| Staines-upon-Thames to Cernavoda | 1,399.71 mi (2,252.61 km) |
| Staines-upon-Thames to Chitila | 1,306.70 mi (2,102.93 km) |
| Staines-upon-Thames to Cisnadie | 1,187.94 mi (1,911.80 km) |
| Staines-upon-Thames to Cluj-Napoca | 1,130.80 mi (1,819.85 km) |
| Staines-upon-Thames to Codlea | 1,243.46 mi (2,001.16 km) |
| Staines-upon-Thames to Comanesti | 1,263.62 mi (2,033.60 km) |
| Staines-upon-Thames to Comarnic | 1,266.33 mi (2,037.96 km) |
| Staines-upon-Thames to Constanta | 1,431.27 mi (2,303.41 km) |
| Staines-upon-Thames to Corabia | 1,271.62 mi (2,046.47 km) |
| Staines-upon-Thames to Costesti | 1,254.45 mi (2,018.84 km) |
| Staines-upon-Thames to Covasna | 1,270.22 mi (2,044.22 km) |
| Staines-upon-Thames to Craiova | 1,222.00 mi (1,966.62 km) |
| Staines-upon-Thames to Cristuru Secuiesc | 1,207.23 mi (1,942.84 km) |
| Staines-upon-Thames to Cugir | 1,150.26 mi (1,851.16 km) |
| Staines-upon-Thames to Cumpana | 1,429.89 mi (2,301.18 km) |
