Amazon Prime Day 2024 , Dates Announced. This year, Amazon Prime Day will fall on July 16 and 17, Engadget reports. . It will begin at 3:01 a.m. ET on July 16. Thousands of deals on electronics, household items, fashion and more will be available to members only. . Historically, Amazon Prime Day has helped the retail giant to gain more subscribers, Engadget reports. . However, the price of a subscription has nearly doubled since 2005, when the service debuted. . At launch, a Prime subscription was $79. Now it will cost you $139. Although July's Prime Day has been Amazon's most significant shopping event for a while now. the company has also offered a "fall Prime Day" in recent years, Engadget reports. . It's likely that a similar event will return in the fall this year, but those dates have yet to be announced.