| Iowa City to Schaffhausen | 4,576.90 mi (7,365.81 km) |
| Iowa City to Schlieren | 4,582.37 mi (7,374.62 km) |
| Iowa City to Schubelbach | 4,609.64 mi (7,418.49 km) |
| Iowa City to Schwyz | 4,605.72 mi (7,412.19 km) |
| Iowa City to Sierre | 4,592.72 mi (7,391.28 km) |
| Iowa City to Sion | 4,589.05 mi (7,385.36 km) |
| Iowa City to Solothurn | 4,555.27 mi (7,331.00 km) |
| Iowa City to Spiez | 4,582.12 mi (7,374.21 km) |
| Iowa City to Spreitenbach | 4,578.56 mi (7,368.48 km) |
| Iowa City to Stafa | 4,599.50 mi (7,402.17 km) |
| Iowa City to Stans | 4,597.14 mi (7,398.37 km) |
| Iowa City to Steffisburg | 4,577.43 mi (7,366.67 km) |
| Iowa City to Stegen | 4,591.25 mi (7,388.90 km) |
| Iowa City to Steinhaus | 4,592.10 mi (7,390.26 km) |
| Iowa City to Suhr | 4,569.51 mi (7,353.92 km) |
