| Illescas to Cernavoda | 1,645.52 mi (2,648.21 km) |
| Illescas to Chitila | 1,544.26 mi (2,485.25 km) |
| Illescas to Cisnadie | 1,459.56 mi (2,348.93 km) |
| Illescas to Cluj-Napoca | 1,441.46 mi (2,319.81 km) |
| Illescas to Codlea | 1,521.64 mi (2,448.85 km) |
| Illescas to Comanesti | 1,573.82 mi (2,532.81 km) |
| Illescas to Comarnic | 1,528.99 mi (2,460.67 km) |
| Illescas to Constanta | 1,675.47 mi (2,696.41 km) |
| Illescas to Corabia | 1,470.54 mi (2,366.61 km) |
| Illescas to Costesti | 1,490.35 mi (2,398.48 km) |
| Illescas to Covasna | 1,558.03 mi (2,507.40 km) |
| Illescas to Craiova | 1,437.15 mi (2,312.87 km) |
| Illescas to Cristuru Secuiesc | 1,505.76 mi (2,423.28 km) |
| Illescas to Cugir | 1,422.74 mi (2,289.68 km) |
| Illescas to Cumpana | 1,671.75 mi (2,690.42 km) |
