| Kostinbrod to Sangeorz-Bai | 322.58 mi (519.14 km) |
| Kostinbrod to Sannicolau Mare | 258.48 mi (415.99 km) |
| Kostinbrod to Santana | 258.31 mi (415.72 km) |
| Kostinbrod to Satu Mare | 343.99 mi (553.59 km) |
| Kostinbrod to Scobinti | 363.78 mi (585.44 km) |
| Kostinbrod to Scornicesti | 138.24 mi (222.48 km) |
| Kostinbrod to Sebes | 217.88 mi (350.64 km) |
| Kostinbrod to Seini | 340.72 mi (548.34 km) |
| Kostinbrod to Sfantu-Gheorghe | 245.85 mi (395.65 km) |
| Kostinbrod to Sibiu | 210.76 mi (339.18 km) |
| Kostinbrod to Sighetu Marmatiei | 354.71 mi (570.86 km) |
| Kostinbrod to Sighisoara | 247.39 mi (398.14 km) |
| Kostinbrod to Simeria | 209.83 mi (337.69 km) |
| Kostinbrod to Sinaia | 209.89 mi (337.79 km) |
| Kostinbrod to Slatina | 125.35 mi (201.74 km) |
