| Davenport to Sesimbra | 4,150.12 mi (6,678.97 km) |
| Davenport to Setubal | 4,156.78 mi (6,689.69 km) |
| Davenport to Sever do Vouga | 4,102.29 mi (6,602.00 km) |
| Davenport to Silves | 4,226.50 mi (6,801.90 km) |
| Davenport to Sines | 4,178.66 mi (6,724.91 km) |
| Davenport to Sintra | 4,124.06 mi (6,637.04 km) |
| Davenport to Sobrado de Paiva | 4,096.29 mi (6,592.35 km) |
| Davenport to Sobral de Monte Agraco | 4,127.15 mi (6,642.00 km) |
| Davenport to Soure | 4,114.26 mi (6,621.27 km) |
| Davenport to Tabua | 4,130.68 mi (6,647.69 km) |
| Davenport to Tavira | 4,265.80 mi (6,865.13 km) |
| Davenport to Tomar | 4,140.09 mi (6,662.83 km) |
| Davenport to Tondela | 4,122.70 mi (6,634.85 km) |
| Davenport to Torre de Moncorvo | 4,141.22 mi (6,664.65 km) |
| Davenport to Torres Novas | 4,139.52 mi (6,661.91 km) |
