Filling a cavity is mainly charged according to the filling material, and the cost usually ranges from $50~1000. Filling materials for cavities generally include resin materials and glass ions. Resin materials are also different and can be classified into nano-resin, light-curing resin, etc. The cost generally ranges from $100 to $400, while glass ions are generally around $50 to $200. The cost of filling a cavity is based on the area of occurrence, and the filling material is different, if the tooth is not deeply damaged, you can choose resin fillings, the cost is about 200-500 dollars. If the extent is greater, the tooth may experience minor discomfort and may need to be cushioned before filling the cavity, costing around $400-$1000. The cost of treatment will vary due to the different levels of hospitals and the different materials that need to be used, so it is important to choose the filling material that best suits your situation.