| Sliven to Cottbus | 840.70 mi (1,352.98 km) |
| Sliven to Crailsheim | 897.28 mi (1,444.04 km) |
| Sliven to Cremlingen | 982.67 mi (1,581.46 km) |
| Sliven to Crimmitschau | 864.54 mi (1,391.34 km) |
| Sliven to Cuxhaven | 1,114.27 mi (1,793.25 km) |
| Sliven to Dachau | 816.35 mi (1,313.80 km) |
| Sliven to Dallgow-Doberitz | 916.92 mi (1,475.65 km) |
| Sliven to Damme | 1,079.10 mi (1,736.65 km) |
| Sliven to Darmstadt | 976.03 mi (1,570.77 km) |
| Sliven to Dassel | 999.19 mi (1,608.04 km) |
| Sliven to Datteln | 1,081.09 mi (1,739.84 km) |
| Sliven to Dautphe | 1,009.44 mi (1,624.53 km) |
| Sliven to Deggendorf | 770.14 mi (1,239.42 km) |
| Sliven to Delbruck | 1,038.89 mi (1,671.94 km) |
| Sliven to Delitzsch | 895.12 mi (1,440.56 km) |
