Amazon Prime Day 2025, specifically the "Prime Big Deal Days" event held in October, ends on Wednesday, October 8, 2025, at 11:59 p.m. Pacific Time (which is around 3 a.m. Eastern Time on October 9). This event lasts for 48 hours, starting on October 7 at 12:01 a.m. PDT and concluding at 11:59 p.m. PDT on October 8. The October Prime Day is a fall version of the summer Prime Day, offering large discounts mainly on holiday gifts and tech in advance of Black Friday and Cyber Monday.
