| Rouen to Sangeorz-Bai | 1,086.96 mi (1,749.29 km) |
| Rouen to Sannicolau Mare | 933.59 mi (1,502.47 km) |
| Rouen to Santana | 966.19 mi (1,554.93 km) |
| Rouen to Satu Mare | 998.81 mi (1,607.43 km) |
| Rouen to Scobinti | 1,187.85 mi (1,911.66 km) |
| Rouen to Scornicesti | 1,150.14 mi (1,850.97 km) |
| Rouen to Sebes | 1,068.39 mi (1,719.41 km) |
| Rouen to Seini | 1,017.31 mi (1,637.20 km) |
| Rouen to Sfantu-Gheorghe | 1,170.21 mi (1,883.28 km) |
| Rouen to Sibiu | 1,098.67 mi (1,768.13 km) |
| Rouen to Sighetu Marmatiei | 1,041.42 mi (1,676.00 km) |
| Rouen to Sighisoara | 1,116.89 mi (1,797.46 km) |
| Rouen to Simeria | 1,046.10 mi (1,683.53 km) |
| Rouen to Sinaia | 1,172.89 mi (1,887.59 km) |
| Rouen to Slatina | 1,146.07 mi (1,844.42 km) |
