| Helsinki to Bombarral | 2,057.10 mi (3,310.58 km) |
| Helsinki to Bougado | 1,922.06 mi (3,093.26 km) |
| Helsinki to Braga | 1,905.91 mi (3,067.27 km) |
| Helsinki to Braganca | 1,841.27 mi (2,963.24 km) |
| Helsinki to Cabeceiras de Basto | 1,894.58 mi (3,049.03 km) |
| Helsinki to Cacem | 2,090.20 mi (3,363.86 km) |
| Helsinki to Cadaval | 2,057.43 mi (3,311.11 km) |
| Helsinki to Caldas da Rainha | 2,048.57 mi (3,296.85 km) |
| Helsinki to Calheta | 2,680.02 mi (4,313.07 km) |
| Helsinki to Camara de Lobos | 2,676.00 mi (4,306.61 km) |
| Helsinki to Canico | 2,675.23 mi (4,305.37 km) |
| Helsinki to Cantanhede | 1,978.86 mi (3,184.67 km) |
| Helsinki to Carregal do Sal | 1,956.05 mi (3,147.95 km) |
| Helsinki to Cartaxo | 2,052.72 mi (3,303.54 km) |
| Helsinki to Cascais | 2,097.50 mi (3,375.60 km) |
