| Solothurn to Castrovillari | 669.96 mi (1,078.19 km) |
| Solothurn to Catania | 773.46 mi (1,244.77 km) |
| Solothurn to Catanzaro | 733.60 mi (1,180.61 km) |
| Solothurn to Cattolica | 336.96 mi (542.28 km) |
| Solothurn to Cava de' Tirreni | 573.75 mi (923.36 km) |
| Solothurn to Cavallino | 713.36 mi (1,148.04 km) |
| Solothurn to Cavarzere | 260.70 mi (419.56 km) |
| Solothurn to Cave | 457.99 mi (737.06 km) |
| Solothurn to Cavriago | 225.80 mi (363.38 km) |
| Solothurn to Cavriglia | 319.47 mi (514.14 km) |
| Solothurn to Cazzago San Martino | 163.89 mi (263.76 km) |
| Solothurn to Ceccano | 483.84 mi (778.67 km) |
| Solothurn to Cecina | 305.98 mi (492.43 km) |
| Solothurn to Cefalu | 714.40 mi (1,149.72 km) |
| Solothurn to Ceglie Messapico | 671.17 mi (1,080.15 km) |
