| Opera to Santiago do Cacem | 1,051.80 mi (1,692.71 km) |
| Opera to Santo Andre | 1,052.74 mi (1,694.22 km) |
| Opera to Santo Tirso | 929.13 mi (1,495.29 km) |
| Opera to Sao Bras de Alportel | 1,051.29 mi (1,691.90 km) |
| Opera to Sao Felix da Marinha | 944.96 mi (1,520.77 km) |
| Opera to Sao Joao da Madeira | 942.57 mi (1,516.92 km) |
| Opera to Sao Joao de Ver | 943.85 mi (1,518.99 km) |
| Opera to Sao Mamede de Infesta | 939.17 mi (1,511.45 km) |
| Opera to Sao Pedro do Sul | 927.03 mi (1,491.91 km) |
| Opera to Satao | 911.86 mi (1,467.50 km) |
| Opera to Seia | 920.13 mi (1,480.81 km) |
| Opera to Senhora da Hora | 941.99 mi (1,515.98 km) |
| Opera to Serpa | 1,005.75 mi (1,618.60 km) |
| Opera to Serta | 959.06 mi (1,543.46 km) |
| Opera to Sesimbra | 1,053.43 mi (1,695.32 km) |
