| Differdange to Sangeorz-Bai | 871.46 mi (1,402.48 km) |
| Differdange to Sannicolau Mare | 722.46 mi (1,162.68 km) |
| Differdange to Santana | 753.42 mi (1,212.51 km) |
| Differdange to Satu Mare | 783.27 mi (1,260.55 km) |
| Differdange to Scobinti | 972.21 mi (1,564.63 km) |
| Differdange to Scornicesti | 939.65 mi (1,512.22 km) |
| Differdange to Sebes | 855.18 mi (1,376.28 km) |
| Differdange to Seini | 801.75 mi (1,290.30 km) |
| Differdange to Sfantu-Gheorghe | 956.04 mi (1,538.59 km) |
| Differdange to Sibiu | 885.46 mi (1,425.01 km) |
| Differdange to Sighetu Marmatiei | 825.78 mi (1,328.97 km) |
| Differdange to Sighisoara | 902.58 mi (1,452.56 km) |
| Differdange to Simeria | 833.52 mi (1,341.43 km) |
| Differdange to Sinaia | 959.74 mi (1,544.55 km) |
| Differdange to Slatina | 936.18 mi (1,506.64 km) |
