| Boortmeerbeek to Sangeorz-Bai | 938.85 mi (1,510.93 km) |
| Boortmeerbeek to Sannicolau Mare | 806.92 mi (1,298.62 km) |
| Boortmeerbeek to Santana | 833.97 mi (1,342.14 km) |
| Boortmeerbeek to Satu Mare | 850.65 mi (1,368.99 km) |
| Boortmeerbeek to Scobinti | 1,035.90 mi (1,667.12 km) |
| Boortmeerbeek to Scornicesti | 1,023.88 mi (1,647.77 km) |
| Boortmeerbeek to Sebes | 933.81 mi (1,502.82 km) |
| Boortmeerbeek to Seini | 868.78 mi (1,398.16 km) |
| Boortmeerbeek to Sfantu-Gheorghe | 1,030.91 mi (1,659.09 km) |
| Boortmeerbeek to Sibiu | 963.90 mi (1,551.25 km) |
| Boortmeerbeek to Sighetu Marmatiei | 890.44 mi (1,433.03 km) |
| Boortmeerbeek to Sighisoara | 977.25 mi (1,572.73 km) |
| Boortmeerbeek to Simeria | 913.98 mi (1,470.91 km) |
| Boortmeerbeek to Sinaia | 1,037.91 mi (1,670.36 km) |
| Boortmeerbeek to Slatina | 1,021.48 mi (1,643.92 km) |
