Amazon Prime Day is earlier than last year, later than previous years. What you need to know Amazon has announced the dates for its annual Prime Day sales event. Prime Day will take place in the U.S. and many other countries on June 21-22. Amazon Prime Day is an annual event for customers to find plenty of heavily discounted items. After some teasing during its Q1 earnings call in April, Amazon has finally unveiled the dates for its annual Prime Day sales event, which will happen later this month. The event will happen from June 21 through June 22. Amazon Prime Day is an annual event where customers can find exclusive deals on products throughout the site. That includes items like home appliances and kitchenware as well as tech products from the best microSD cards for Android to some of the best Android phones and plenty more. According to Amazon, last year's Prime Day sales event managed to save customers $1.4 billion, with small businesses making more than $3.5 bill