| Lake Oswego to Sesimbra | 5,329.44 mi (8,576.90 km) |
| Lake Oswego to Setubal | 5,332.63 mi (8,582.04 km) |
| Lake Oswego to Sever do Vouga | 5,236.31 mi (8,427.03 km) |
| Lake Oswego to Silves | 5,418.62 mi (8,720.42 km) |
| Lake Oswego to Sines | 5,363.27 mi (8,631.36 km) |
| Lake Oswego to Sintra | 5,300.71 mi (8,530.66 km) |
| Lake Oswego to Sobrado de Paiva | 5,224.18 mi (8,407.51 km) |
| Lake Oswego to Sobral de Monte Agraco | 5,297.78 mi (8,525.96 km) |
| Lake Oswego to Soure | 5,262.52 mi (8,469.21 km) |
| Lake Oswego to Tabua | 5,267.38 mi (8,477.02 km) |
| Lake Oswego to Tavira | 5,450.57 mi (8,771.84 km) |
| Lake Oswego to Tomar | 5,293.48 mi (8,519.04 km) |
| Lake Oswego to Tondela | 5,257.36 mi (8,460.91 km) |
| Lake Oswego to Torre de Moncorvo | 5,254.21 mi (8,455.83 km) |
| Lake Oswego to Torres Novas | 5,296.33 mi (8,523.62 km) |
