| Iowa City to Shoreham-by-Sea | 4,122.86 mi (6,635.10 km) |
| Iowa City to Shotley Bridge | 3,931.60 mi (6,327.30 km) |
| Iowa City to Shrewsbury | 3,967.51 mi (6,385.09 km) |
| Iowa City to Sidcup | 4,116.47 mi (6,624.82 km) |
| Iowa City to Sidmouth | 4,014.93 mi (6,461.41 km) |
| Iowa City to Sileby | 4,027.62 mi (6,481.83 km) |
| Iowa City to Sittingbourne | 4,143.23 mi (6,667.89 km) |
| Iowa City to Skegness | 4,066.65 mi (6,544.64 km) |
| Iowa City to Skelmersdale | 3,940.00 mi (6,340.82 km) |
| Iowa City to Skipton | 3,954.58 mi (6,364.28 km) |
| Iowa City to Sleaford | 4,044.18 mi (6,508.47 km) |
| Iowa City to Slough | 4,087.85 mi (6,578.76 km) |
| Iowa City to Small Heath | 4,008.82 mi (6,451.57 km) |
| Iowa City to Smethwick | 4,003.59 mi (6,443.15 km) |
| Iowa City to Snaresbrook | 4,107.66 mi (6,610.64 km) |
