| Upminster to Chivasso | 561.70 mi (903.97 km) |
| Upminster to Ciampino | 890.34 mi (1,432.86 km) |
| Upminster to Cicciano | 996.90 mi (1,604.35 km) |
| Upminster to Cingoli | 826.59 mi (1,330.27 km) |
| Upminster to Cinisello Balsamo | 582.56 mi (937.54 km) |
| Upminster to Cinisi | 1,115.24 mi (1,794.80 km) |
| Upminster to Cirie | 551.12 mi (886.95 km) |
| Upminster to Ciro Marina | 1,168.33 mi (1,880.25 km) |
| Upminster to Cislago | 569.40 mi (916.36 km) |
| Upminster to Cisterna di Latina | 908.97 mi (1,462.84 km) |
| Upminster to Cisternino | 1,106.56 mi (1,780.84 km) |
| Upminster to Citta di Castello | 789.36 mi (1,270.36 km) |
| Upminster to Citta Sant'Angelo | 898.47 mi (1,445.95 km) |
| Upminster to Cittadella | 665.13 mi (1,070.42 km) |
| Upminster to Cittanova | 1,191.34 mi (1,917.27 km) |
