| Alsdorf to Sangeorz-Bai | 868.91 mi (1,398.37 km) |
| Alsdorf to Sannicolau Mare | 739.06 mi (1,189.40 km) |
| Alsdorf to Santana | 765.34 mi (1,231.70 km) |
| Alsdorf to Satu Mare | 780.74 mi (1,256.47 km) |
| Alsdorf to Scobinti | 965.89 mi (1,554.45 km) |
| Alsdorf to Scornicesti | 955.73 mi (1,538.10 km) |
| Alsdorf to Sebes | 864.80 mi (1,391.77 km) |
| Alsdorf to Seini | 798.84 mi (1,285.61 km) |
| Alsdorf to Sfantu-Gheorghe | 961.42 mi (1,547.25 km) |
| Alsdorf to Sibiu | 894.85 mi (1,440.13 km) |
| Alsdorf to Sighetu Marmatiei | 820.45 mi (1,320.38 km) |
| Alsdorf to Sighisoara | 907.76 mi (1,460.90 km) |
| Alsdorf to Simeria | 845.26 mi (1,360.31 km) |
| Alsdorf to Sinaia | 968.78 mi (1,559.10 km) |
| Alsdorf to Slatina | 953.56 mi (1,534.60 km) |
