| Sliven to South Plainfield (New Jersey) | 4,858.38 mi (7,818.80 km) |
| Sliven to South Portland (Maine) | 4,561.51 mi (7,341.04 km) |
| Sliven to South Riding (Virginia) | 5,058.00 mi (8,140.06 km) |
| Sliven to South River (New Jersey) | 4,862.62 mi (7,825.63 km) |
| Sliven to South Salt Lake (Utah) | 6,113.47 mi (9,838.67 km) |
| Sliven to South San Francisco (California) | 6,549.04 mi (10,539.66 km) |
| Sliven to South San Jose Hills (California) | 6,675.58 mi (10,743.31 km) |
| Sliven to South Sioux City (Nebraska) | 5,564.82 mi (8,955.71 km) |
| Sliven to South St. Paul (Minnesota) | 5,328.23 mi (8,574.96 km) |
| Sliven to South Valley (New Mexico) | 6,304.72 mi (10,146.47 km) |
| Sliven to South Venice (Florida) | 5,830.59 mi (9,383.43 km) |
| Sliven to South Whittier (California) | 6,683.63 mi (10,756.26 km) |
| Sliven to South Yarmouth (Massachusetts) | 4,639.99 mi (7,467.34 km) |
| Sliven to Southaven (Mississippi) | 5,736.98 mi (9,232.78 km) |
| Sliven to Southchase (Florida) | 5,720.90 mi (9,206.90 km) |
