| Cave to Setubal | 1,171.21 mi (1,884.88 km) |
| Cave to Sever do Vouga | 1,105.74 mi (1,779.52 km) |
| Cave to Silves | 1,179.96 mi (1,898.96 km) |
| Cave to Sines | 1,182.58 mi (1,903.18 km) |
| Cave to Sintra | 1,190.93 mi (1,916.61 km) |
| Cave to Sobrado de Paiva | 1,096.87 mi (1,765.24 km) |
| Cave to Sobral de Monte Agraco | 1,174.38 mi (1,889.98 km) |
| Cave to Soure | 1,129.33 mi (1,817.48 km) |
| Cave to Tabua | 1,093.52 mi (1,759.86 km) |
| Cave to Tavira | 1,141.72 mi (1,837.42 km) |
| Cave to Tomar | 1,125.69 mi (1,811.62 km) |
| Cave to Tondela | 1,094.08 mi (1,760.76 km) |
| Cave to Torre de Moncorvo | 1,036.78 mi (1,668.54 km) |
| Cave to Torres Novas | 1,134.06 mi (1,825.10 km) |
| Cave to Torres Vedras | 1,179.01 mi (1,897.43 km) |
