| Donostia to Benavente | 464.90 mi (748.18 km) |
| Donostia to Bombarral | 465.67 mi (749.43 km) |
| Donostia to Bougado | 362.78 mi (583.84 km) |
| Donostia to Braga | 350.31 mi (563.77 km) |
| Donostia to Braganca | 264.67 mi (425.94 km) |
| Donostia to Cabeceiras de Basto | 331.60 mi (533.66 km) |
| Donostia to Cacem | 494.26 mi (795.44 km) |
| Donostia to Cadaval | 464.92 mi (748.21 km) |
| Donostia to Caldas da Rainha | 458.83 mi (738.42 km) |
| Donostia to Calheta | 1,100.88 mi (1,771.70 km) |
| Donostia to Camara de Lobos | 1,094.85 mi (1,762.00 km) |
| Donostia to Canico | 1,092.46 mi (1,758.15 km) |
| Donostia to Cantanhede | 397.51 mi (639.73 km) |
| Donostia to Carregal do Sal | 368.22 mi (592.60 km) |
| Donostia to Cartaxo | 455.77 mi (733.49 km) |
