How much does it cost to refill freon for a house air conditioner?

The cost to refill freon for a house air conditioner typically ranges from $100 to $300, depending on the type of refrigerant used, the amount needed, and local labor rates. If the system has a significant leak, additional repairs may be necessary, which can increase the overall cost. Regular maintenance can help prevent leaks and reduce the need for frequent refills. Always consult a licensed HVAC technician for accurate estimates.