| Bilbao to Collegno | 534.76 mi (860.62 km) |
| Bilbao to Cologno al Serio | 642.60 mi (1,034.16 km) |
| Bilbao to Cologno Monzese | 621.85 mi (1,000.77 km) |
| Bilbao to Colorno | 669.60 mi (1,077.61 km) |
| Bilbao to Comacchio | 756.58 mi (1,217.60 km) |
| Bilbao to Comiso | 1,020.80 mi (1,642.82 km) |
| Bilbao to Como | 616.56 mi (992.26 km) |
| Bilbao to Concordia Sagittaria | 794.87 mi (1,279.22 km) |
| Bilbao to Concorezzo | 625.35 mi (1,006.41 km) |
| Bilbao to Conegliano | 769.59 mi (1,238.54 km) |
| Bilbao to Conselice | 738.95 mi (1,189.22 km) |
| Bilbao to Conselve | 743.57 mi (1,196.66 km) |
| Bilbao to Conversano | 1,036.73 mi (1,668.45 km) |
| Bilbao to Copertino | 1,097.45 mi (1,766.17 km) |
| Bilbao to Copparo | 740.15 mi (1,191.16 km) |
