| Lake Elsinore to Silver Firs (Washington) | 1,011.01 mi (1,627.07 km) |
| Lake Elsinore to Silver Spring (Maryland) | 2,254.83 mi (3,628.80 km) |
| Lake Elsinore to Silver Springs Shores (Florida) | 2,096.54 mi (3,374.06 km) |
| Lake Elsinore to Silverdale (Washington) | 1,005.23 mi (1,617.76 km) |
| Lake Elsinore to Silverton (Oregon) | 833.90 mi (1,342.03 km) |
| Lake Elsinore to Simi Valley (California) | 90.47 mi (145.59 km) |
| Lake Elsinore to Simpsonville (South Carolina) | 1,995.47 mi (3,211.40 km) |
| Lake Elsinore to Sioux City (Iowa) | 1,286.46 mi (2,070.36 km) |
| Lake Elsinore to Sioux Falls (South Dakota) | 1,298.77 mi (2,090.18 km) |
| Lake Elsinore to Skokie (Illinois) | 1,704.11 mi (2,742.51 km) |
| Lake Elsinore to Sleepy Hollow (New York) | 2,414.36 mi (3,885.54 km) |
| Lake Elsinore to Slidell (Louisiana) | 1,626.67 mi (2,617.87 km) |
| Lake Elsinore to Smithfield (North Carolina) | 2,206.41 mi (3,550.87 km) |
| Lake Elsinore to Smithfield (Utah) | 638.10 mi (1,026.93 km) |
| Lake Elsinore to Smithville (Missouri) | 1,319.42 mi (2,123.39 km) |
