| Sestao to Silver Firs (Washington) | 5,132.30 mi (8,259.64 km) |
| Sestao to Silver Spring (Maryland) | 3,732.77 mi (6,007.31 km) |
| Sestao to Silver Springs Shores (Florida) | 4,348.68 mi (6,998.52 km) |
| Sestao to Silverdale (Washington) | 5,158.85 mi (8,302.37 km) |
| Sestao to Silverton (Oregon) | 5,301.40 mi (8,531.78 km) |
| Sestao to Simi Valley (California) | 5,722.13 mi (9,208.88 km) |
| Sestao to Simpsonville (South Carolina) | 4,135.01 mi (6,654.65 km) |
| Sestao to Sioux City (Iowa) | 4,451.24 mi (7,163.57 km) |
| Sestao to Sioux Falls (South Dakota) | 4,422.50 mi (7,117.32 km) |
| Sestao to Skokie (Illinois) | 4,104.74 mi (6,605.94 km) |
| Sestao to Sleepy Hollow (New York) | 3,517.17 mi (5,660.33 km) |
| Sestao to Slidell (Louisiana) | 4,669.77 mi (7,515.26 km) |
| Sestao to Smithfield (North Carolina) | 3,920.90 mi (6,310.07 km) |
| Sestao to Smithfield (Utah) | 5,084.11 mi (8,182.09 km) |
| Sestao to Smithville (Missouri) | 4,502.83 mi (7,246.60 km) |
