| Frederikssund to Sangeorz-Bai | 794.45 mi (1,278.55 km) |
| Frederikssund to Sannicolau Mare | 769.43 mi (1,238.27 km) |
| Frederikssund to Santana | 771.06 mi (1,240.91 km) |
| Frederikssund to Satu Mare | 721.22 mi (1,160.69 km) |
| Frederikssund to Scobinti | 861.48 mi (1,386.41 km) |
| Frederikssund to Scornicesti | 951.04 mi (1,530.55 km) |
| Frederikssund to Sebes | 844.22 mi (1,358.65 km) |
| Frederikssund to Seini | 734.36 mi (1,181.84 km) |
| Frederikssund to Sfantu-Gheorghe | 909.25 mi (1,463.30 km) |
| Frederikssund to Sibiu | 868.95 mi (1,398.44 km) |
| Frederikssund to Sighetu Marmatiei | 741.46 mi (1,193.27 km) |
| Frederikssund to Sighisoara | 861.68 mi (1,386.73 km) |
| Frederikssund to Simeria | 836.75 mi (1,346.63 km) |
| Frederikssund to Sinaia | 931.78 mi (1,499.56 km) |
| Frederikssund to Slatina | 954.78 mi (1,536.56 km) |
