The fall Prime Day for 2025, also known as Amazon's Prime Big Deal Days or October Prime Day, is taking place on October 7 and October 8, 2025. It started at midnight PDT on October 7 and will continue until 11:59 p.m. PDT on October 8. During this two-day event, Amazon offers millions of deals across many product categories exclusively for Prime members, making it a key shopping event for fall and early holiday season preparations.