| Brussels to Sangeorz-Bai | 946.93 mi (1,523.93 km) |
| Brussels to Sannicolau Mare | 812.85 mi (1,308.15 km) |
| Brussels to Santana | 840.44 mi (1,352.56 km) |
| Brussels to Satu Mare | 858.68 mi (1,381.92 km) |
| Brussels to Scobinti | 1,044.41 mi (1,680.82 km) |
| Brussels to Scornicesti | 1,029.95 mi (1,657.54 km) |
| Brussels to Sebes | 940.59 mi (1,513.73 km) |
| Brussels to Seini | 876.85 mi (1,411.16 km) |
| Brussels to Sfantu-Gheorghe | 1,038.19 mi (1,670.81 km) |
| Brussels to Sibiu | 970.72 mi (1,562.22 km) |
| Brussels to Sighetu Marmatiei | 898.78 mi (1,446.45 km) |
| Brussels to Sighisoara | 984.53 mi (1,584.45 km) |
| Brussels to Simeria | 920.51 mi (1,481.42 km) |
| Brussels to Sinaia | 1,044.79 mi (1,681.43 km) |
| Brussels to Slatina | 1,027.40 mi (1,653.45 km) |
