| Hermiston to Silver Firs (Washington) | 194.94 mi (313.72 km) |
| Hermiston to Silver Spring (Maryland) | 2,180.16 mi (3,508.63 km) |
| Hermiston to Silver Springs Shores (Florida) | 2,318.04 mi (3,730.52 km) |
| Hermiston to Silverdale (Washington) | 204.71 mi (329.45 km) |
| Hermiston to Silverton (Oregon) | 178.93 mi (287.96 km) |
| Hermiston to Simi Valley (California) | 799.65 mi (1,286.92 km) |
| Hermiston to Simpsonville (South Carolina) | 2,074.59 mi (3,338.72 km) |
| Hermiston to Sioux City (Iowa) | 1,153.74 mi (1,856.76 km) |
| Hermiston to Sioux Falls (South Dakota) | 1,115.40 mi (1,795.06 km) |
| Hermiston to Skokie (Illinois) | 1,580.74 mi (2,543.95 km) |
| Hermiston to Sleepy Hollow (New York) | 2,269.70 mi (3,652.73 km) |
| Hermiston to Slidell (Louisiana) | 1,913.73 mi (3,079.85 km) |
| Hermiston to Smithfield (North Carolina) | 2,232.73 mi (3,593.23 km) |
| Hermiston to Smithfield (Utah) | 462.81 mi (744.82 km) |
| Hermiston to Smithville (Missouri) | 1,326.54 mi (2,134.86 km) |
