There is no single right or wrong answer to this question. It all depends on how long you want your hair cut and whether you are looking for a very short or a long hair style. As a rule, you can expect to spend around $20 to $30 for a standard haircut. That includes shampoo and conditioner. A longer haircut will cost you more. You may have to pay as much as $75 for a short-to-mid length...