| Iowa City to San Diego (California) | 1,526.52 mi (2,456.70 km) |
| Iowa City to San Diego Country Estates (California) | 1,503.54 mi (2,419.71 km) |
| Iowa City to San Dimas (California) | 1,517.75 mi (2,442.58 km) |
| Iowa City to San Fernando (California) | 1,543.78 mi (2,484.47 km) |
| Iowa City to San Francisco (California) | 1,656.12 mi (2,665.26 km) |
| Iowa City to San Gabriel (California) | 1,532.86 mi (2,466.89 km) |
| Iowa City to San Germán (Puerto Rico) | 2,176.13 mi (3,502.15 km) |
| Iowa City to San Jacinto (California) | 1,486.73 mi (2,392.66 km) |
| Iowa City to San Jose (California) | 1,635.84 mi (2,632.63 km) |
| Iowa City to San Juan (Puerto Rico) | 2,197.56 mi (3,536.63 km) |
| Iowa City to San Juan (Texas) | 1,133.07 mi (1,823.50 km) |
| Iowa City to San Juan Capistrano (California) | 1,529.99 mi (2,462.29 km) |
| Iowa City to San Leandro (California) | 1,642.50 mi (2,643.35 km) |
| Iowa City to San Lorenzo (California) | 1,641.90 mi (2,642.39 km) |
| Iowa City to San Luis (Arizona) | 1,419.87 mi (2,285.06 km) |
