| Iowa City to Salzgitter | 4,456.23 mi (7,171.61 km) |
| Iowa City to Salzhemmendorf | 4,433.74 mi (7,135.41 km) |
| Iowa City to Salzkotten | 4,415.42 mi (7,105.93 km) |
| Iowa City to Salzwedel | 4,455.59 mi (7,170.57 km) |
| Iowa City to Sande | 4,323.38 mi (6,957.80 km) |
| Iowa City to Sandhausen | 4,510.67 mi (7,259.22 km) |
| Iowa City to Sangerhausen | 4,517.47 mi (7,270.16 km) |
| Iowa City to Sankt Augustin | 4,400.51 mi (7,081.93 km) |
| Iowa City to Sankt Georgen im Schwarzwald | 4,548.22 mi (7,319.66 km) |
| Iowa City to Sankt Ingbert | 4,455.92 mi (7,171.11 km) |
| Iowa City to Sankt Leon-Rot | 4,511.68 mi (7,260.85 km) |
| Iowa City to Sankt Wendel | 4,451.15 mi (7,163.43 km) |
| Iowa City to Sarstedt | 4,436.37 mi (7,139.65 km) |
| Iowa City to Sassenberg | 4,383.07 mi (7,053.88 km) |
| Iowa City to Sassenburg | 4,451.63 mi (7,164.21 km) |
