| Echternach to Sangeorz-Bai | 849.04 mi (1,366.40 km) |
| Echternach to Sannicolau Mare | 704.70 mi (1,134.11 km) |
| Echternach to Santana | 734.44 mi (1,181.96 km) |
| Echternach to Satu Mare | 760.75 mi (1,224.32 km) |
| Echternach to Scobinti | 949.05 mi (1,527.34 km) |
| Echternach to Scornicesti | 922.03 mi (1,483.86 km) |
| Echternach to Sebes | 835.73 mi (1,344.97 km) |
| Echternach to Seini | 779.17 mi (1,253.96 km) |
| Echternach to Sfantu-Gheorghe | 935.60 mi (1,505.71 km) |
| Echternach to Sibiu | 865.98 mi (1,393.66 km) |
| Echternach to Sighetu Marmatiei | 802.69 mi (1,291.80 km) |
| Echternach to Sighisoara | 882.05 mi (1,419.52 km) |
| Echternach to Simeria | 814.60 mi (1,310.97 km) |
| Echternach to Sinaia | 940.24 mi (1,513.18 km) |
| Echternach to Slatina | 918.92 mi (1,478.86 km) |
