| Prienai to Sangeorz-Bai | 502.86 mi (809.28 km) |
| Prienai to Sannicolau Mare | 609.85 mi (981.46 km) |
| Prienai to Santana | 582.20 mi (936.97 km) |
| Prienai to Satu Mare | 475.00 mi (764.43 km) |
| Prienai to Scobinti | 517.41 mi (832.69 km) |
| Prienai to Scornicesti | 695.83 mi (1,119.83 km) |
| Prienai to Sebes | 599.49 mi (964.78 km) |
| Prienai to Seini | 476.58 mi (766.99 km) |
| Prienai to Sfantu-Gheorghe | 611.33 mi (983.85 km) |
| Prienai to Sibiu | 610.89 mi (983.13 km) |
| Prienai to Sighetu Marmatiei | 463.25 mi (745.54 km) |
| Prienai to Sighisoara | 582.71 mi (937.77 km) |
| Prienai to Simeria | 608.25 mi (978.88 km) |
| Prienai to Sinaia | 645.34 mi (1,038.58 km) |
| Prienai to Slatina | 705.25 mi (1,134.99 km) |
