The answer to 'ductless system installation cost' is that the cost can vary widely depending on several factors. Ductless or mini-split HVAC systems typically cost between $3,000 to $15,000 to install, with the average being around $5,000 to $10,000. The size of your home, the number of indoor and outdoor units needed, the complexity of the installation, and your location will all affect the final price.
Ductless systems are generally more expensive to install than traditional ducted systems because they require running refrigerant lines between the indoor and outdoor units. The cost also depends on the brand, efficiency rating, and features of the system you choose. Getting multiple quotes from local HVAC contractors is essential to find the best value for your home.