Average Cost of Dental Braces. How can you estimate the approximate amount of the braces that you might need? The price depends on such factors as the age of a patient, insurance plan and coverage, a period of treatment, the type of braces, and the problem (your diagnosis). Most often, the next types of braces are defined: metal, ceramic, self-ligating, lingual, and invisible. In fact, several types of braces can be made almost invisible, but it will cost you a bit more, especially if you decide to choose a fully customized design.