The present invention relates to a gas mask for converting airflow capable of combining with a purification container to purify air introduced inside, which comprises a face shield having a viewing portion which has at least a part thereof positioned in front of the user′s eye and formed with optical permeability; an outer connector having an outer inlet hole which is exposed an outer side of the face shield to connect a purification container and introduces air purified by the purification container; an inner connector having an inner inlet hole which is fixed to an inner side of the face shield and connected to the outer inlet hole; and an inducing cap connected to the inner connector at the inner side of the face shield and closing the front of the inner inlet hole to convert the direction of air passed through the inner inlet hole forward the viewing portion.
