| Helsinki to Chojnow | 706.59 mi (1,137.14 km) |
| Helsinki to Chorzow | 720.93 mi (1,160.23 km) |
| Helsinki to Choszczno | 602.78 mi (970.08 km) |
| Helsinki to Chrzanow | 726.54 mi (1,169.26 km) |
| Helsinki to Ciechanow | 530.38 mi (853.57 km) |
| Helsinki to Ciechocinek | 554.90 mi (893.02 km) |
| Helsinki to Cieszyn | 761.37 mi (1,225.31 km) |
| Helsinki to Czarna Bialostocka | 478.81 mi (770.57 km) |
| Helsinki to Czarnkow | 594.04 mi (956.01 km) |
| Helsinki to Czechowice-Dziedzice | 745.89 mi (1,200.40 km) |
| Helsinki to Czeladz | 717.06 mi (1,153.99 km) |
| Helsinki to Czersk Pomorski | 512.15 mi (824.22 km) |
| Helsinki to Czestochowa | 685.75 mi (1,103.61 km) |
| Helsinki to Czluchow | 531.68 mi (855.65 km) |
| Helsinki to Dabrowa Gornicza | 716.57 mi (1,153.20 km) |
