| Bucharest to Silver Firs (Washington) | 5,775.13 mi (9,294.17 km) |
| Bucharest to Silver Spring (Maryland) | 4,951.50 mi (7,968.67 km) |
| Bucharest to Silver Springs Shores (Florida) | 5,635.99 mi (9,070.25 km) |
| Bucharest to Silverdale (Washington) | 5,797.04 mi (9,329.44 km) |
| Bucharest to Silverton (Oregon) | 5,969.67 mi (9,607.26 km) |
| Bucharest to Simi Valley (California) | 6,568.70 mi (10,571.29 km) |
| Bucharest to Simpsonville (South Carolina) | 5,364.79 mi (8,633.79 km) |
| Bucharest to Sioux City (Iowa) | 5,461.32 mi (8,789.15 km) |
| Bucharest to Sioux Falls (South Dakota) | 5,414.91 mi (8,714.45 km) |
| Bucharest to Skokie (Illinois) | 5,200.23 mi (8,368.96 km) |
| Bucharest to Sleepy Hollow (New York) | 4,731.11 mi (7,613.98 km) |
| Bucharest to Slidell (Louisiana) | 5,885.94 mi (9,472.51 km) |
| Bucharest to Smithfield (North Carolina) | 5,170.64 mi (8,321.34 km) |
| Bucharest to Smithfield (Utah) | 5,933.16 mi (9,548.50 km) |
| Bucharest to Smithville (Missouri) | 5,571.39 mi (8,966.29 km) |
