Dentists typically base their root canal fees on the number of individual root canals found in the tooth. Those teeth that lie between the incisors and molars vary by the fact that they typically have either one or two root canals. The cost of root canal varies depending on some factors: The area in US the dentist located. The fee your dentist charges for the root canal treatment will probably be less than if you required the services of an endodontist. The average cost is $300 to $1000 for a root canal depending on the area in the U.S. the dentist is located. A dental Discount plan would be albe to save you %20.00 of an Endonontist Specialist where some insurance plans do not cover for specialist. Make sure you read the plan detail to know what is and want is not covered.