| Portes-les-Valence to Santiago do Cacem | 846.09 mi (1,361.64 km) |
| Portes-les-Valence to Santo Andre | 846.80 mi (1,362.79 km) |
| Portes-les-Valence to Santo Tirso | 715.14 mi (1,150.91 km) |
| Portes-les-Valence to Sao Bras de Alportel | 851.07 mi (1,369.67 km) |
| Portes-les-Valence to Sao Felix da Marinha | 731.28 mi (1,176.87 km) |
| Portes-les-Valence to Sao Joao da Madeira | 729.16 mi (1,173.47 km) |
| Portes-les-Valence to Sao Joao de Ver | 730.32 mi (1,175.34 km) |
| Portes-les-Valence to Sao Mamede de Infesta | 725.28 mi (1,167.23 km) |
| Portes-les-Valence to Sao Pedro do Sul | 714.17 mi (1,149.34 km) |
| Portes-les-Valence to Satao | 699.31 mi (1,125.43 km) |
| Portes-les-Valence to Seia | 708.35 mi (1,139.98 km) |
| Portes-les-Valence to Senhora da Hora | 728.09 mi (1,171.75 km) |
| Portes-les-Valence to Serpa | 802.92 mi (1,292.18 km) |
| Portes-les-Valence to Serta | 748.50 mi (1,204.60 km) |
| Portes-les-Valence to Sesimbra | 845.49 mi (1,360.69 km) |
