| Iowa City to Skien | 4,157.31 mi (6,690.55 km) |
| Iowa City to Sogndal | 4,013.37 mi (6,458.89 km) |
| Iowa City to Sogne | 4,143.75 mi (6,668.72 km) |
| Iowa City to Sola | 4,048.62 mi (6,515.63 km) |
| Iowa City to Sortland | 3,959.51 mi (6,372.21 km) |
| Iowa City to Sorum | 4,177.87 mi (6,723.63 km) |
| Iowa City to Stange | 4,156.56 mi (6,689.33 km) |
| Iowa City to Stavanger | 4,049.57 mi (6,517.15 km) |
| Iowa City to Steinkjer | 4,036.46 mi (6,496.06 km) |
| Iowa City to Stjordal | 4,047.37 mi (6,513.62 km) |
| Iowa City to Stjordalshalsen | 4,040.86 mi (6,503.14 km) |
| Iowa City to Stokke | 4,177.52 mi (6,723.08 km) |
| Iowa City to Stord | 4,013.00 mi (6,458.29 km) |
| Iowa City to Strand | 4,055.51 mi (6,526.71 km) |
| Iowa City to Svolvaer | 3,957.94 mi (6,369.68 km) |
