| Ploiesti to Ruzomberok | 426.06 mi (685.68 km) |
| Ploiesti to Sabinov | 369.81 mi (595.15 km) |
| Ploiesti to Sal'a | 445.73 mi (717.33 km) |
| Ploiesti to Samorin | 465.66 mi (749.40 km) |
| Ploiesti to Senec | 467.56 mi (752.47 km) |
| Ploiesti to Senica | 483.60 mi (778.27 km) |
| Ploiesti to Sered' | 456.07 mi (733.97 km) |
| Ploiesti to Skalica | 494.63 mi (796.03 km) |
| Ploiesti to Smizany | 379.37 mi (610.54 km) |
| Ploiesti to Snina | 333.69 mi (537.02 km) |
| Ploiesti to Spisska Nova Ves | 377.57 mi (607.64 km) |
| Ploiesti to Stara L'ubovna | 392.48 mi (631.63 km) |
| Ploiesti to Stara Tura | 473.91 mi (762.68 km) |
| Ploiesti to Stropkov | 359.17 mi (578.03 km) |
| Ploiesti to Stupava | 484.51 mi (779.75 km) |
