| Sintra to Chivasso | 988.18 mi (1,590.33 km) |
| Sintra to Ciampino | 1,173.73 mi (1,888.93 km) |
| Sintra to Cicciano | 1,273.08 mi (2,048.83 km) |
| Sintra to Cingoli | 1,214.63 mi (1,954.75 km) |
| Sintra to Cinisello Balsamo | 1,057.31 mi (1,701.57 km) |
| Sintra to Cinisi | 1,214.02 mi (1,953.77 km) |
| Sintra to Cirie | 976.21 mi (1,571.07 km) |
| Sintra to Ciro Marina | 1,417.52 mi (2,281.29 km) |
| Sintra to Cislago | 1,048.31 mi (1,687.09 km) |
| Sintra to Cisterna di Latina | 1,184.88 mi (1,906.88 km) |
| Sintra to Cisternino | 1,425.16 mi (2,293.57 km) |
| Sintra to Citta di Castello | 1,167.17 mi (1,878.38 km) |
| Sintra to Citta Sant'Angelo | 1,250.81 mi (2,012.99 km) |
| Sintra to Cittadella | 1,177.52 mi (1,895.03 km) |
| Sintra to Cittanova | 1,371.78 mi (2,207.67 km) |
