| Donostia to Carmona | 447.67 mi (720.46 km) |
| Donostia to Cartagena | 398.67 mi (641.60 km) |
| Donostia to Cartama | 477.59 mi (768.61 km) |
| Donostia to Cartaya | 497.94 mi (801.36 km) |
| Donostia to Caspe | 175.18 mi (281.92 km) |
| Donostia to Cassa de la Selva | 265.87 mi (427.87 km) |
| Donostia to Castalla | 333.41 mi (536.57 km) |
| Donostia to Castellbisbal | 238.90 mi (384.47 km) |
| Donostia to Castelldefels | 246.43 mi (396.60 km) |
| Donostia to Castello de Ampurias | 266.54 mi (428.96 km) |
| Donostia to Castellon de la Plana | 251.49 mi (404.74 km) |
| Donostia to Castilleja de la Cuesta | 462.65 mi (744.56 km) |
| Donostia to Catarroja | 282.70 mi (454.96 km) |
| Donostia to Catral | 361.82 mi (582.29 km) |
| Donostia to Caudete | 323.07 mi (519.92 km) |
