| West Des Moines to Sesimbra | 4,296.03 mi (6,913.79 km) |
| West Des Moines to Setubal | 4,302.46 mi (6,924.14 km) |
| West Des Moines to Sever do Vouga | 4,244.68 mi (6,831.15 km) |
| West Des Moines to Silves | 4,373.56 mi (7,038.57 km) |
| West Des Moines to Sines | 4,325.05 mi (6,960.49 km) |
| West Des Moines to Sintra | 4,269.70 mi (6,871.41 km) |
| West Des Moines to Sobrado de Paiva | 4,238.19 mi (6,820.71 km) |
| West Des Moines to Sobral de Monte Agraco | 4,272.35 mi (6,875.69 km) |
| West Des Moines to Soure | 4,257.76 mi (6,852.21 km) |
| West Des Moines to Tabua | 4,273.37 mi (6,877.32 km) |
| West Des Moines to Tavira | 4,412.45 mi (7,101.15 km) |
| West Des Moines to Tomar | 4,284.06 mi (6,894.53 km) |
| West Des Moines to Tondela | 4,265.21 mi (6,864.19 km) |
| West Des Moines to Torre de Moncorvo | 4,282.14 mi (6,891.43 km) |
| West Des Moines to Torres Novas | 4,283.74 mi (6,894.02 km) |
