| Siegburg to Sangeorz-Bai | 823.32 mi (1,325.01 km) |
| Siegburg to Sannicolau Mare | 694.97 mi (1,118.44 km) |
| Siegburg to Santana | 720.68 mi (1,159.83 km) |
| Siegburg to Satu Mare | 735.16 mi (1,183.13 km) |
| Siegburg to Scobinti | 920.27 mi (1,481.02 km) |
| Siegburg to Scornicesti | 911.38 mi (1,466.73 km) |
| Siegburg to Sebes | 819.86 mi (1,319.44 km) |
| Siegburg to Seini | 753.26 mi (1,212.25 km) |
| Siegburg to Sfantu-Gheorghe | 916.12 mi (1,474.36 km) |
| Siegburg to Sibiu | 849.87 mi (1,367.74 km) |
| Siegburg to Sighetu Marmatiei | 774.82 mi (1,246.96 km) |
| Siegburg to Sighisoara | 862.47 mi (1,388.02 km) |
| Siegburg to Simeria | 800.52 mi (1,288.31 km) |
| Siegburg to Sinaia | 923.74 mi (1,486.61 km) |
| Siegburg to Slatina | 909.37 mi (1,463.48 km) |
