The distance between Sioux City (Iowa, USA) and Rockford (Illinois, USA) is ca. 602,9 km (air line).
Distance between Sioux City and other cities and places worldwide
Distance between Sioux City and other major cities
Los Angeles2116.8 km
Vancouver2186.5 km- New York City1872.3 km
Mexico CIty2577.1 km
London6828.2 km
Paris7140 km
Berlin7495.8 km
Stockholm7208.2 km
Tokyo9619.5 km