| Helsinki to Cervello | 1,622.46 mi (2,611.10 km) |
| Helsinki to Cervera | 1,623.85 mi (2,613.34 km) |
| Helsinki to Ceuti | 1,905.94 mi (3,067.32 km) |
| Helsinki to Cheste | 1,805.87 mi (2,906.26 km) |
| Helsinki to Chiclana de la Frontera | 2,137.07 mi (3,439.28 km) |
| Helsinki to Chipiona | 2,126.07 mi (3,421.57 km) |
| Helsinki to Chiva | 1,807.29 mi (2,908.55 km) |
| Helsinki to Churriana de la Vega | 2,024.76 mi (3,258.54 km) |
| Helsinki to Ciempozuelos | 1,844.73 mi (2,968.80 km) |
| Helsinki to Cieza | 1,900.00 mi (3,057.76 km) |
| Helsinki to Cisterniga | 1,790.71 mi (2,881.87 km) |
| Helsinki to Ciudad de Melilla | 2,120.15 mi (3,412.05 km) |
| Helsinki to Ciudad Real | 1,922.33 mi (3,093.70 km) |
| Helsinki to Ciudad-Rodrigo | 1,903.30 mi (3,063.06 km) |
| Helsinki to Cocentaina | 1,844.07 mi (2,967.74 km) |
