| Iowa City to Sarkisla | 5,955.83 mi (9,584.98 km) |
| Iowa City to Saruhanli | 5,692.44 mi (9,161.09 km) |
| Iowa City to Sason | 6,163.83 mi (9,919.73 km) |
| Iowa City to Savastepe | 5,661.81 mi (9,111.79 km) |
| Iowa City to Savsat | 6,025.65 mi (9,697.34 km) |
| Iowa City to Savur | 6,197.34 mi (9,973.66 km) |
| Iowa City to Sefaatli | 5,894.88 mi (9,486.89 km) |
| Iowa City to Seferhisar | 5,693.94 mi (9,163.52 km) |
| Iowa City to Selcuk | 5,726.08 mi (9,215.24 km) |
| Iowa City to Selcuklu | 5,908.66 mi (9,509.06 km) |
| Iowa City to Selendi | 5,737.79 mi (9,234.08 km) |
| Iowa City to Selim | 6,082.95 mi (9,789.56 km) |
| Iowa City to Semdinli | 6,318.83 mi (10,169.18 km) |
| Iowa City to Senirkent | 5,829.99 mi (9,382.46 km) |
| Iowa City to Senkaya | 6,064.81 mi (9,760.37 km) |
