The invention discloses a flue-curing method and a flue-curing barn capable of changing the aroma of flue-cured tobacco. According to the method, an aroma raw material capable of emitting the aroma is arranged on an air inlet channel of the flue-curing barn, and the aroma emitted by the aroma raw material is carried into the flue-curing barn and mixed with the aroma of tobacco leaves by the aid of air flow at an air inlet of the flue-curing barn. A new way is found, other aromas are mixed in the flue-curing link of the flue-cured tobacco, the aroma emitted by the aroma raw material is carried into the flue-curing barn and uniformly mixed with the aroma of the tobacco leaves by the aid of air flow at the air inlet of the flue-curing barn, and compared with an existing method of mixing other perfumes in cut tobacco, the method is simpler, safe, low in cost and more uniform.