Answers on how long it takes for hot flashes to last may differ depending on each woman. There is no clear answeron how long hot flash may last. There are woman who never had experience hot flashes. There are also who experienced hot flashes for several years before menopause and continue to have them for several years following menopause while others have learn on how to stop hot flashes naturally.

It is not unheard for a woman to have them for as long as seven years, unless she learns how to stop them.