| Leighton Buzzard to Cernavoda | 1,411.74 mi (2,271.98 km) |
| Leighton Buzzard to Chitila | 1,319.75 mi (2,123.93 km) |
| Leighton Buzzard to Cisnadie | 1,200.30 mi (1,931.70 km) |
| Leighton Buzzard to Cluj-Napoca | 1,141.73 mi (1,837.44 km) |
| Leighton Buzzard to Codlea | 1,255.06 mi (2,019.82 km) |
| Leighton Buzzard to Comanesti | 1,273.46 mi (2,049.44 km) |
| Leighton Buzzard to Comarnic | 1,278.50 mi (2,057.54 km) |
| Leighton Buzzard to Constanta | 1,443.18 mi (2,322.58 km) |
| Leighton Buzzard to Corabia | 1,286.67 mi (2,070.69 km) |
| Leighton Buzzard to Costesti | 1,267.97 mi (2,040.60 km) |
| Leighton Buzzard to Covasna | 1,281.14 mi (2,061.79 km) |
| Leighton Buzzard to Craiova | 1,236.72 mi (1,990.30 km) |
| Leighton Buzzard to Cristuru Secuiesc | 1,218.10 mi (1,960.35 km) |
| Leighton Buzzard to Cugir | 1,162.91 mi (1,871.52 km) |
| Leighton Buzzard to Cumpana | 1,441.92 mi (2,320.54 km) |
