| Tulcea to Sangeorgiu de Mures | 228.63 mi (367.94 km) |
| Tulcea to Sangeorz-Bai | 247.72 mi (398.67 km) |
| Tulcea to Sannicolau Mare | 400.00 mi (643.74 km) |
| Tulcea to Santana | 360.70 mi (580.48 km) |
| Tulcea to Satu Mare | 333.49 mi (536.69 km) |
| Tulcea to Scobinti | 175.80 mi (282.92 km) |
| Tulcea to Scornicesti | 212.41 mi (341.84 km) |
| Tulcea to Sebes | 258.42 mi (415.89 km) |
| Tulcea to Seini | 316.27 mi (508.99 km) |
| Tulcea to Sfantu-Gheorghe | 153.06 mi (246.32 km) |
| Tulcea to Sibiu | 228.92 mi (368.41 km) |
| Tulcea to Sighetu Marmatiei | 300.17 mi (483.07 km) |
| Tulcea to Sighisoara | 206.01 mi (331.55 km) |
| Tulcea to Simeria | 283.92 mi (456.92 km) |
| Tulcea to Sinaia | 158.34 mi (254.82 km) |
