| Ostaş River | |
| River | |
| Countries | Romania |
|---|---|
| Counties | Bihor County |
| Villages | Topeşti, Inceşti |
| Source | |
| - elevation | 292 m (958 ft) |
| - coordinates | |
| Mouth | Hidişel |
| - location | Inceşti |
| - elevation | 163 m (535 ft) |
| - coordinates | |
The Ostaş River is a tributary of the Hidişel River in Romania.