| Sioux Falls to Sonneberg | 4,639.97 mi (7,467.31 km) |
| Sioux Falls to Sonsbeck | 4,424.39 mi (7,120.36 km) |
| Sioux Falls to Sonthofen | 4,740.28 mi (7,628.74 km) |
| Sioux Falls to Spaichingen | 4,660.95 mi (7,501.07 km) |
| Sioux Falls to Spelle | 4,428.16 mi (7,126.43 km) |
| Sioux Falls to Spenge | 4,471.73 mi (7,196.56 km) |
| Sioux Falls to Speyer | 4,594.45 mi (7,394.05 km) |
| Sioux Falls to Spiesen-Elversberg | 4,549.72 mi (7,322.07 km) |
| Sioux Falls to Spremberg | 4,686.55 mi (7,542.28 km) |
| Sioux Falls to Springe | 4,502.87 mi (7,246.66 km) |
| Sioux Falls to Sprockhovel | 4,464.19 mi (7,184.42 km) |
| Sioux Falls to Stade | 4,439.46 mi (7,144.62 km) |
| Sioux Falls to Stadtallendorf | 4,546.78 mi (7,317.34 km) |
| Sioux Falls to Stadthagen | 4,486.95 mi (7,221.04 km) |
| Sioux Falls to Stadtlohn | 4,425.98 mi (7,122.92 km) |
