| Constanta to Benavente | 1,950.74 mi (3,139.41 km) |
| Constanta to Bombarral | 1,960.33 mi (3,154.84 km) |
| Constanta to Bougado | 1,880.88 mi (3,026.99 km) |
| Constanta to Braga | 1,869.41 mi (3,008.52 km) |
| Constanta to Braganca | 1,782.36 mi (2,868.44 km) |
| Constanta to Cabeceiras de Basto | 1,849.95 mi (2,977.21 km) |
| Constanta to Cacem | 1,981.20 mi (3,188.43 km) |
| Constanta to Cadaval | 1,958.50 mi (3,151.91 km) |
| Constanta to Caldas da Rainha | 1,955.73 mi (3,147.44 km) |
| Constanta to Calheta | 2,564.64 mi (4,127.38 km) |
| Constanta to Camara de Lobos | 2,556.44 mi (4,114.20 km) |
| Constanta to Canico | 2,552.08 mi (4,107.18 km) |
| Constanta to Cantanhede | 1,905.45 mi (3,066.52 km) |
| Constanta to Carregal do Sal | 1,874.03 mi (3,015.96 km) |
| Constanta to Cartaxo | 1,945.03 mi (3,130.22 km) |
