| Skokie to Sesimbra | 4,002.84 mi (6,441.95 km) |
| Skokie to Setubal | 4,009.61 mi (6,452.85 km) |
| Skokie to Sever do Vouga | 3,956.77 mi (6,367.80 km) |
| Skokie to Silves | 4,078.69 mi (6,564.02 km) |
| Skokie to Sines | 4,031.17 mi (6,487.54 km) |
| Skokie to Sintra | 3,976.92 mi (6,400.24 km) |
| Skokie to Sobrado de Paiva | 3,951.02 mi (6,358.56 km) |
| Skokie to Sobral de Monte Agraco | 3,980.21 mi (6,405.54 km) |
| Skokie to Soure | 3,968.17 mi (6,386.15 km) |
| Skokie to Tabua | 3,984.99 mi (6,413.22 km) |
| Skokie to Tavira | 4,118.16 mi (6,627.54 km) |
| Skokie to Tomar | 3,993.75 mi (6,427.33 km) |
| Skokie to Tondela | 3,977.11 mi (6,400.55 km) |
| Skokie to Torre de Moncorvo | 3,996.45 mi (6,431.67 km) |
| Skokie to Torres Novas | 3,993.06 mi (6,426.21 km) |
