| Middlesex to Santarem | 3,404.60 mi (5,479.18 km) |
| Middlesex to Santiago do Cacem | 3,438.62 mi (5,533.92 km) |
| Middlesex to Santo Andre | 3,435.18 mi (5,528.39 km) |
| Middlesex to Santo Tirso | 3,358.33 mi (5,404.71 km) |
| Middlesex to Sao Bras de Alportel | 3,504.64 mi (5,640.17 km) |
| Middlesex to Sao Felix da Marinha | 3,358.69 mi (5,405.29 km) |
| Middlesex to Sao Joao da Madeira | 3,368.78 mi (5,421.52 km) |
| Middlesex to Sao Joao de Ver | 3,364.27 mi (5,414.28 km) |
| Middlesex to Sao Mamede de Infesta | 3,355.42 mi (5,400.03 km) |
| Middlesex to Sao Pedro do Sul | 3,393.07 mi (5,460.61 km) |
| Middlesex to Satao | 3,409.58 mi (5,487.19 km) |
| Middlesex to Seia | 3,419.55 mi (5,503.23 km) |
| Middlesex to Senhora da Hora | 3,353.34 mi (5,396.67 km) |
| Middlesex to Serpa | 3,495.05 mi (5,624.74 km) |
| Middlesex to Serta | 3,417.42 mi (5,499.80 km) |
