| Smolyan to Sanford (Maine) | 4,569.56 mi (7,354.00 km) |
| Smolyan to Sanford (North Carolina) | 5,262.08 mi (8,468.50 km) |
| Smolyan to Sanger (California) | 6,575.69 mi (10,582.55 km) |
| Smolyan to Santa Ana (California) | 6,716.22 mi (10,808.71 km) |
| Smolyan to Santa Barbara (California) | 6,720.68 mi (10,815.88 km) |
| Smolyan to Santa Clara (California) | 6,590.70 mi (10,606.71 km) |
| Smolyan to Santa Clara (Oregon) | 6,189.01 mi (9,960.25 km) |
| Smolyan to Santa Clarita (California) | 6,690.32 mi (10,767.02 km) |
| Smolyan to Santa Cruz (California) | 6,616.49 mi (10,648.21 km) |
| Smolyan to Santa Fe (New Mexico) | 6,254.84 mi (10,066.20 km) |
| Smolyan to Santa Fe (Texas) | 6,211.24 mi (9,996.02 km) |
| Smolyan to Santa Fe Springs (California) | 6,708.90 mi (10,796.93 km) |
| Smolyan to Santa Maria (California) | 6,707.12 mi (10,794.07 km) |
| Smolyan to Santa Monica (California) | 6,714.21 mi (10,805.47 km) |
| Smolyan to Santa Paula (California) | 6,708.76 mi (10,796.71 km) |
