| Balcaia | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Satu Mare County |
| Mouth: | Homorodul Vechi |
| Mouth Location: | Dacia |
| Mouth Coordinates: | 47.7431°N 22.6555°W |
| Progression: | Homorodul Vechi→ |
The Balcaia is a right tributary of the river Homorodul Vechi in Romania. It originates near the village of Decebal and flows into the Homorodul Vechi near Dacia. The river is totally channelized and, at present, is part of the drainage system of the Someș plain. Its length is 15km (09miles) and its basin size is 38km2.