Air Harbor Charleston SC Homes & Real Estate For Sale MLS Listings Data: Air HarborTotal Listings:1Average Price:$429,900Highest Listing Price:$429,900Average Days On Market:67Houses For Sale Air Harbor subdivision Charleston SC. MLS real estate listings for sale in Air Harbor Charleston SC by price, street, age, list date, bedrooms & more Air Harbor Charleston SC. Currently, Air Harbor in Charleston SCÂ has a total of one listings on the local MLS for sale with an average price point of $429,900, the max being $429,900 and the lowest priced house $429,900. The neighborhood of Air Harbor subdivision in Charleston SC has an average house size of 1,517 sq ft and the average days on the market in this community is 67. RelativeSort by Year Built: low to highSort by Year Built: high to lowSort by price: low to highSort by price: high to lowSort from oldest to newestSort from newest to oldestSort by status: active to under contractSort by status: under contract to active Saving Subscribe Unsubscribe Loading...