| Sioux City to Schleswig | 4,448.20 mi (7,158.68 km) |
| Sioux City to Schleusingen | 4,661.51 mi (7,501.97 km) |
| Sioux City to Schlitz | 4,615.05 mi (7,427.20 km) |
| Sioux City to Schloss Holte-Stukenbrock | 4,530.21 mi (7,290.67 km) |
| Sioux City to Schluchtern | 4,627.29 mi (7,446.90 km) |
| Sioux City to Schmalkalden | 4,642.54 mi (7,471.45 km) |
| Sioux City to Schmallenberg | 4,550.67 mi (7,323.60 km) |
| Sioux City to Schmelz | 4,574.95 mi (7,362.67 km) |
| Sioux City to Schmitten | 4,594.18 mi (7,393.62 km) |
| Sioux City to Schmolln | 4,697.74 mi (7,560.28 km) |
| Sioux City to Schneeberg | 4,720.95 mi (7,597.64 km) |
| Sioux City to Schneverdingen | 4,515.81 mi (7,267.49 km) |
| Sioux City to Schonaich | 4,686.42 mi (7,542.06 km) |
| Sioux City to Schonebeck | 4,627.35 mi (7,447.00 km) |
| Sioux City to Schonefeld | 4,666.69 mi (7,510.31 km) |
