| Sliven to Decatur (Georgia) | 5,576.02 mi (8,973.73 km) |
| Sliven to Decatur (Illinois) | 5,447.15 mi (8,766.35 km) |
| Sliven to Deer Park (New York) | 4,805.98 mi (7,734.47 km) |
| Sliven to Deer Park (Texas) | 6,208.07 mi (9,990.92 km) |
| Sliven to Deerfield (Illinois) | 5,292.08 mi (8,516.79 km) |
| Sliven to Deerfield Beach (Florida) | 5,767.32 mi (9,281.60 km) |
| Sliven to Defiance (Ohio) | 5,209.83 mi (8,384.42 km) |
| Sliven to DeForest (Wisconsin) | 5,290.41 mi (8,514.10 km) |
| Sliven to DeKalb (Illinois) | 5,335.40 mi (8,586.50 km) |
| Sliven to Del Aire (California) | 6,693.01 mi (10,771.36 km) |
| Sliven to Del City (Oklahoma) | 5,979.64 mi (9,623.31 km) |
| Sliven to Del Rio (Texas) | 6,435.98 mi (10,357.71 km) |
| Sliven to DeLand (Florida) | 5,685.04 mi (9,149.19 km) |
| Sliven to Delano (California) | 6,598.61 mi (10,619.44 km) |
| Sliven to Delaware (Ohio) | 5,209.84 mi (8,384.43 km) |
