| Ustron to Santiago do Cacem | 1,577.89 mi (2,539.36 km) |
| Ustron to Santo Andre | 1,578.51 mi (2,540.37 km) |
| Ustron to Santo Tirso | 1,431.64 mi (2,304.00 km) |
| Ustron to Sao Bras de Alportel | 1,583.06 mi (2,547.69 km) |
| Ustron to Sao Felix da Marinha | 1,449.81 mi (2,333.25 km) |
| Ustron to Sao Joao da Madeira | 1,449.28 mi (2,332.38 km) |
| Ustron to Sao Joao de Ver | 1,449.77 mi (2,333.18 km) |
| Ustron to Sao Mamede de Infesta | 1,442.48 mi (2,321.45 km) |
| Ustron to Sao Pedro do Sul | 1,436.78 mi (2,312.27 km) |
| Ustron to Satao | 1,423.08 mi (2,290.23 km) |
| Ustron to Seia | 1,434.13 mi (2,308.01 km) |
| Ustron to Senhora da Hora | 1,445.23 mi (2,325.87 km) |
| Ustron to Serpa | 1,535.21 mi (2,470.68 km) |
| Ustron to Serta | 1,476.40 mi (2,376.04 km) |
| Ustron to Sesimbra | 1,576.06 mi (2,536.42 km) |
