A smoking article (2) having a mouth end and a distal end, the smoking article (2) comprises: a heat source (4); an aerosol-forming substrate (6) downstream of the heat source (4); at least one air inlet downstream of the aerosol-forming substrate (6); and an airflow pathway (32) extending between the at least one air inlet and the mouth end of the smoking article (2). The airflow pathway (32) comprises a first portion extending longitudinally upstream from the at least one air inlet towards the aerosol-forming substrate (6) and a second portion extending longitudinally downstream from the first portion to the mouth end of the smoking article (2).
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