A new AC unit costs $3,300 to $5,900 on average, depending on the type, size, and condition of ductwork. A ductless mini-split AC installation costs $3,200 to $10,500 on average, depending on the number of zones. Installing a window unit AC costs $250 to $700.
HVAC installation costs $7,000 to $16,000 for a new AC unit, furnace, and ductwork.