| Iowa City to Salisbury (New York) | 934.61 mi (1,504.10 km) |
| Iowa City to Salisbury (North Carolina) | 724.35 mi (1,165.73 km) |
| Iowa City to Salmon Creek (Washington) | 1,570.31 mi (2,527.17 km) |
| Iowa City to Salt Lake City (Utah) | 1,059.56 mi (1,705.20 km) |
| Iowa City to Sammamish (Washington) | 1,544.42 mi (2,485.51 km) |
| Iowa City to San Angelo (Texas) | 860.95 mi (1,385.56 km) |
| Iowa City to San Anselmo (California) | 1,657.51 mi (2,667.51 km) |
| Iowa City to San Antonio (Texas) | 928.80 mi (1,494.76 km) |
| Iowa City to San Benito (Texas) | 1,127.80 mi (1,815.01 km) |
| Iowa City to San Bernardino (California) | 1,490.65 mi (2,398.97 km) |
| Iowa City to San Bruno (California) | 1,658.38 mi (2,668.91 km) |
| Iowa City to San Buenaventura (California) | 1,584.66 mi (2,550.26 km) |
| Iowa City to San Carlos (California) | 1,652.88 mi (2,660.05 km) |
| Iowa City to San Carlos Park (Florida) | 1,185.06 mi (1,907.17 km) |
| Iowa City to San Clemente (California) | 1,529.49 mi (2,461.48 km) |
