| Bolton to Sesimbra | 1,092.39 mi (1,758.04 km) |
| Bolton to Setubal | 1,084.20 mi (1,744.85 km) |
| Bolton to Sever do Vouga | 929.49 mi (1,495.87 km) |
| Bolton to Silves | 1,168.43 mi (1,880.41 km) |
| Bolton to Sines | 1,122.01 mi (1,805.70 km) |
| Bolton to Sintra | 1,072.75 mi (1,726.42 km) |
| Bolton to Sobrado de Paiva | 908.12 mi (1,461.47 km) |
| Bolton to Sobral de Monte Agraco | 1,054.79 mi (1,697.52 km) |
| Bolton to Soure | 978.73 mi (1,575.11 km) |
| Bolton to Tabua | 949.92 mi (1,528.75 km) |
| Bolton to Tavira | 1,164.49 mi (1,874.07 km) |
| Bolton to Tomar | 1,005.88 mi (1,618.80 km) |
| Bolton to Tondela | 940.14 mi (1,513.02 km) |
| Bolton to Torre de Moncorvo | 882.60 mi (1,420.41 km) |
| Bolton to Torres Novas | 1,016.34 mi (1,635.64 km) |
