| Council Bluffs to Selargius | 5,151.45 mi (8,290.46 km) |
| Council Bluffs to Selvazzano Dentro | 4,973.93 mi (8,004.77 km) |
| Council Bluffs to Senago | 4,867.13 mi (7,832.90 km) |
| Council Bluffs to Senigallia | 5,103.45 mi (8,213.21 km) |
| Council Bluffs to Seravezza | 4,978.83 mi (8,012.66 km) |
| Council Bluffs to Seregno | 4,866.68 mi (7,832.17 km) |
| Council Bluffs to Seriate | 4,884.38 mi (7,860.65 km) |
| Council Bluffs to Sermoneta | 5,195.49 mi (8,361.33 km) |
| Council Bluffs to Serramanna | 5,134.15 mi (8,262.62 km) |
| Council Bluffs to Serravalle Pistoiese | 5,005.95 mi (8,056.30 km) |
| Council Bluffs to Sessa Aurunca | 5,246.46 mi (8,443.37 km) |
| Council Bluffs to Sesto Calende | 4,841.90 mi (7,792.28 km) |
| Council Bluffs to Sesto Fiorentino | 5,022.76 mi (8,083.34 km) |
| Council Bluffs to Sesto San Giovanni | 4,873.06 mi (7,842.44 km) |
| Council Bluffs to Sestri Levante | 4,934.85 mi (7,941.88 km) |
