| Alpen to Santiago do Cacem | 1,192.46 mi (1,919.08 km) |
| Alpen to Santo Andre | 1,192.04 mi (1,918.40 km) |
| Alpen to Santo Tirso | 1,000.88 mi (1,610.76 km) |
| Alpen to Sao Bras de Alportel | 1,219.57 mi (1,962.71 km) |
| Alpen to Sao Felix da Marinha | 1,021.98 mi (1,644.72 km) |
| Alpen to Sao Joao da Madeira | 1,024.89 mi (1,649.39 km) |
| Alpen to Sao Joao de Ver | 1,023.88 mi (1,647.78 km) |
| Alpen to Sao Mamede de Infesta | 1,012.39 mi (1,629.28 km) |
| Alpen to Sao Pedro do Sul | 1,019.14 mi (1,640.14 km) |
| Alpen to Satao | 1,009.40 mi (1,624.47 km) |
| Alpen to Seia | 1,025.61 mi (1,650.56 km) |
| Alpen to Senhora da Hora | 1,014.83 mi (1,633.21 km) |
| Alpen to Serpa | 1,164.50 mi (1,874.08 km) |
| Alpen to Serta | 1,072.70 mi (1,726.34 km) |
| Alpen to Sesimbra | 1,180.15 mi (1,899.26 km) |
