| Willebroek to Santiago do Cacem | 1,104.16 mi (1,776.97 km) |
| Willebroek to Santo Andre | 1,103.60 mi (1,776.07 km) |
| Willebroek to Santo Tirso | 907.88 mi (1,461.09 km) |
| Willebroek to Sao Bras de Alportel | 1,134.14 mi (1,825.22 km) |
| Willebroek to Sao Felix da Marinha | 929.22 mi (1,495.43 km) |
| Willebroek to Sao Joao da Madeira | 932.54 mi (1,500.77 km) |
| Willebroek to Sao Joao de Ver | 931.35 mi (1,498.86 km) |
| Willebroek to Sao Mamede de Infesta | 919.40 mi (1,479.63 km) |
| Willebroek to Sao Pedro do Sul | 927.70 mi (1,492.98 km) |
| Willebroek to Satao | 918.55 mi (1,478.27 km) |
| Willebroek to Seia | 935.35 mi (1,505.30 km) |
| Willebroek to Senhora da Hora | 921.79 mi (1,483.48 km) |
| Willebroek to Serpa | 1,078.46 mi (1,735.62 km) |
| Willebroek to Serta | 982.75 mi (1,581.58 km) |
| Willebroek to Sesimbra | 1,090.52 mi (1,755.02 km) |
