| Donostia to Campo de Criptana | 277.18 mi (446.08 km) |
| Donostia to Campos del Puerto | 373.23 mi (600.65 km) |
| Donostia to Canals | 309.78 mi (498.54 km) |
| Donostia to Candelaria | 1,306.99 mi (2,103.40 km) |
| Donostia to Canet de Mar | 261.43 mi (420.73 km) |
| Donostia to Cangas | 352.39 mi (567.12 km) |
| Donostia to Cangas de Narcea | 229.65 mi (369.58 km) |
| Donostia to Canovellas | 246.95 mi (397.43 km) |
| Donostia to Canteras | 397.42 mi (639.59 km) |
| Donostia to Cantillana | 443.58 mi (713.87 km) |
| Donostia to Capdepera | 375.36 mi (604.08 km) |
| Donostia to Carballo | 337.23 mi (542.72 km) |
| Donostia to Carcagente | 300.74 mi (484.00 km) |
| Donostia to Cardedeu | 249.67 mi (401.81 km) |
| Donostia to Carlet | 292.80 mi (471.21 km) |
