| Piraeus to Calafell | 1,193.78 mi (1,921.20 km) |
| Piraeus to Calahorra | 1,380.74 mi (2,222.08 km) |
| Piraeus to Calasparra | 1,374.22 mi (2,211.60 km) |
| Piraeus to Calatayud | 1,360.37 mi (2,189.30 km) |
| Piraeus to Caldas de Montbuy | 1,165.26 mi (1,875.31 km) |
| Piraeus to Caldas de Reyes | 1,721.28 mi (2,770.13 km) |
| Piraeus to Calella | 1,139.63 mi (1,834.05 km) |
| Piraeus to Callosa de Segura | 1,330.93 mi (2,141.93 km) |
| Piraeus to Calpe | 1,277.30 mi (2,055.61 km) |
| Piraeus to Calvia | 1,141.98 mi (1,837.84 km) |
| Piraeus to Camas | 1,616.69 mi (2,601.81 km) |
| Piraeus to Cambados | 1,729.55 mi (2,783.45 km) |
| Piraeus to Cambre | 1,706.39 mi (2,746.16 km) |
| Piraeus to Cambrils | 1,219.91 mi (1,963.26 km) |
| Piraeus to Campo de Criptana | 1,441.95 mi (2,320.60 km) |
