| Portes-les-Valence to Sangeorz-Bai | 961.23 mi (1,546.95 km) |
| Portes-les-Valence to Sannicolau Mare | 765.65 mi (1,232.19 km) |
| Portes-les-Valence to Santana | 808.38 mi (1,300.96 km) |
| Portes-les-Valence to Satu Mare | 880.50 mi (1,417.03 km) |
| Portes-les-Valence to Scobinti | 1,066.61 mi (1,716.55 km) |
| Portes-les-Valence to Scornicesti | 963.70 mi (1,550.93 km) |
| Portes-les-Valence to Sebes | 907.64 mi (1,460.71 km) |
| Portes-les-Valence to Seini | 898.43 mi (1,445.89 km) |
| Portes-les-Valence to Sfantu-Gheorghe | 1,014.44 mi (1,632.58 km) |
| Portes-les-Valence to Sibiu | 936.11 mi (1,506.53 km) |
| Portes-les-Valence to Sighetu Marmatiei | 927.75 mi (1,493.07 km) |
| Portes-les-Valence to Sighisoara | 965.56 mi (1,553.91 km) |
| Portes-les-Valence to Simeria | 881.01 mi (1,417.85 km) |
| Portes-les-Valence to Sinaia | 1,005.90 mi (1,618.84 km) |
| Portes-les-Valence to Slatina | 956.07 mi (1,538.64 km) |
