| Regensburg to Catania | 809.81 mi (1,303.26 km) |
| Regensburg to Catanzaro | 733.86 mi (1,181.03 km) |
| Regensburg to Cattolica | 350.28 mi (563.73 km) |
| Regensburg to Cava de' Tirreni | 588.65 mi (947.34 km) |
| Regensburg to Cavallino | 671.53 mi (1,080.72 km) |
| Regensburg to Cavarzere | 268.06 mi (431.40 km) |
| Regensburg to Cave | 499.17 mi (803.33 km) |
| Regensburg to Cavriago | 307.10 mi (494.22 km) |
| Regensburg to Cavriglia | 381.09 mi (613.30 km) |
| Regensburg to Cazzago San Martino | 256.14 mi (412.22 km) |
| Regensburg to Ceccano | 518.30 mi (834.12 km) |
| Regensburg to Cecina | 400.88 mi (645.15 km) |
| Regensburg to Cefalu | 764.97 mi (1,231.09 km) |
| Regensburg to Ceglie Messapico | 635.69 mi (1,023.04 km) |
| Regensburg to Celano | 484.09 mi (779.07 km) |
