| London to Silver Firs (Washington) | 4,764.84 mi (7,668.27 km) |
| London to Silver Spring (Maryland) | 3,659.66 mi (5,889.66 km) |
| London to Silver Springs Shores (Florida) | 4,337.11 mi (6,979.90 km) |
| London to Silverdale (Washington) | 4,790.04 mi (7,708.83 km) |
| London to Silverton (Oregon) | 4,945.54 mi (7,959.08 km) |
| London to Simi Valley (California) | 5,444.35 mi (8,761.84 km) |
| London to Simpsonville (South Carolina) | 4,072.35 mi (6,553.81 km) |
| London to Sioux City (Iowa) | 4,242.42 mi (6,827.51 km) |
| London to Sioux Falls (South Dakota) | 4,203.54 mi (6,764.94 km) |
| London to Skokie (Illinois) | 3,944.44 mi (6,347.96 km) |
| London to Sleepy Hollow (New York) | 3,439.30 mi (5,535.02 km) |
| London to Slidell (Louisiana) | 4,597.99 mi (7,399.76 km) |
| London to Smithfield (North Carolina) | 3,874.58 mi (6,235.54 km) |
| London to Smithfield (Utah) | 4,800.41 mi (7,725.51 km) |
| London to Smithville (Missouri) | 4,328.76 mi (6,966.46 km) |
