| Iowa City to Stephenville (Texas) | 749.10 mi (1,205.56 km) |
| Iowa City to Sterling (Colorado) | 610.58 mi (982.63 km) |
| Iowa City to Sterling (Illinois) | 95.12 mi (153.09 km) |
| Iowa City to Sterling (Virginia) | 765.24 mi (1,231.53 km) |
| Iowa City to Sterling Heights (Michigan) | 440.09 mi (708.26 km) |
| Iowa City to Steubenville (Ohio) | 573.73 mi (923.33 km) |
| Iowa City to Stevens Point (Wisconsin) | 221.91 mi (357.12 km) |
| Iowa City to Stevenson Ranch (California) | 1,548.34 mi (2,491.81 km) |
| Iowa City to Stillwater (Minnesota) | 243.92 mi (392.56 km) |
| Iowa City to Stillwater (Oklahoma) | 484.08 mi (779.05 km) |
| Iowa City to Stockbridge (Georgia) | 688.85 mi (1,108.60 km) |
| Iowa City to Stockton (California) | 1,592.65 mi (2,563.13 km) |
| Iowa City to Stone Ridge (Virginia) | 759.23 mi (1,221.87 km) |
| Iowa City to Stonecrest (Georgia) | 682.67 mi (1,098.65 km) |
| Iowa City to Stony Brook (New York) | 955.09 mi (1,537.07 km) |
