| Leiria to Cortona | 1,099.67 mi (1,769.74 km) |
| Leiria to Cosenza | 1,331.04 mi (2,142.10 km) |
| Leiria to Cossato | 948.67 mi (1,526.74 km) |
| Leiria to Costa Volpino | 1,042.99 mi (1,678.54 km) |
| Leiria to Creazzo | 1,101.87 mi (1,773.29 km) |
| Leiria to Crema | 1,014.62 mi (1,632.87 km) |
| Leiria to Cremona | 1,026.79 mi (1,652.47 km) |
| Leiria to Crevalcore | 1,073.47 mi (1,727.58 km) |
| Leiria to Crispiano | 1,370.61 mi (2,205.79 km) |
| Leiria to Crosia | 1,355.37 mi (2,181.25 km) |
| Leiria to Crotone | 1,379.32 mi (2,219.80 km) |
| Leiria to Cuneo | 895.72 mi (1,441.53 km) |
| Leiria to Cuorgne | 921.01 mi (1,482.22 km) |
| Leiria to Cusano Milanino | 995.03 mi (1,601.35 km) |
| Leiria to Cutro | 1,372.85 mi (2,209.39 km) |
