| Ilawa to Santiago do Cacem | 1,716.06 mi (2,761.73 km) |
| Ilawa to Santo Andre | 1,716.17 mi (2,761.91 km) |
| Ilawa to Santo Tirso | 1,543.98 mi (2,484.79 km) |
| Ilawa to Sao Bras de Alportel | 1,731.78 mi (2,787.03 km) |
| Ilawa to Sao Felix da Marinha | 1,564.03 mi (2,517.06 km) |
| Ilawa to Sao Joao da Madeira | 1,565.44 mi (2,519.33 km) |
| Ilawa to Sao Joao de Ver | 1,565.09 mi (2,518.77 km) |
| Ilawa to Sao Mamede de Infesta | 1,555.32 mi (2,503.04 km) |
| Ilawa to Sao Pedro do Sul | 1,556.56 mi (2,505.04 km) |
| Ilawa to Satao | 1,544.85 mi (2,486.19 km) |
| Ilawa to Seia | 1,558.79 mi (2,508.64 km) |
| Ilawa to Senhora da Hora | 1,557.92 mi (2,507.22 km) |
| Ilawa to Serpa | 1,679.99 mi (2,703.67 km) |
| Ilawa to Serta | 1,604.11 mi (2,581.57 km) |
| Ilawa to Sesimbra | 1,708.92 mi (2,750.24 km) |
