| Somerville to Santarem | 3,196.65 mi (5,144.51 km) |
| Somerville to Santiago do Cacem | 3,232.27 mi (5,201.83 km) |
| Somerville to Santo Andre | 3,228.81 mi (5,196.27 km) |
| Somerville to Santo Tirso | 3,147.83 mi (5,065.94 km) |
| Somerville to Sao Bras de Alportel | 3,299.04 mi (5,309.29 km) |
| Somerville to Sao Felix da Marinha | 3,148.57 mi (5,067.14 km) |
| Somerville to Sao Joao da Madeira | 3,158.77 mi (5,083.54 km) |
| Somerville to Sao Joao de Ver | 3,154.22 mi (5,076.23 km) |
| Somerville to Sao Mamede de Infesta | 3,145.12 mi (5,061.57 km) |
| Somerville to Sao Pedro do Sul | 3,183.07 mi (5,122.65 km) |
| Somerville to Satao | 3,199.48 mi (5,149.07 km) |
| Somerville to Seia | 3,209.78 mi (5,165.64 km) |
| Somerville to Senhora da Hora | 3,143.06 mi (5,058.27 km) |
| Somerville to Serpa | 3,288.24 mi (5,291.91 km) |
| Somerville to Serta | 3,208.52 mi (5,163.61 km) |
