The answer to 'how much to replace ceiling fan installation' is that the cost can vary significantly depending on several factors. As a general range, you can expect to pay anywhere from $150 to $500 or more to have a ceiling fan replaced by a professional electrician.
The main factors that influence the cost include the complexity of the installation, the type and quality of the ceiling fan, the accessibility of the electrical wiring, and the labor rates in your local area. Older homes or those with difficult-to-access wiring may require more work and therefore cost more. Higher-end ceiling fan models will also typically be more expensive to install.