Black Friday itself is just one day (the Friday after Thanksgiving), but the “Black Friday” sales period now usually stretches from at least a few days before that Friday through the weekend and into Cyber Monday, with some stores running promos all week or even all month.

What “Black Friday” technically is

  • The official Black Friday is the single calendar day: the first Friday after Thanksgiving in the U.S.
  • Many articles and retailers still refer to that date as the “real” Black Friday, even though deals are spread out.

How long sales usually last

  • Big chains often start “Black Friday” pricing the week before Thanksgiving and keep it going through Black Friday weekend into Cyber Monday (“Cyber Week”).
  • In practice, many deals run roughly 7–10 days, while some online promos linger for a few days beyond Cyber Monday.

Store-by-store variations

  • Some retailers do short bursts (e.g., 2–3 day “Black Friday events”), while others run deals from around Nov. 20 until Dec. 1 or so.
  • A few brands and marketplaces stretch “Black Friday” branding across most of November, especially online-only or tech-focused sellers.

What people say on forums

  • Forum users often complain that Black Friday has turned into weeks of marketing instead of one intense discount day.
  • Some shoppers report “Black Friday” deals lasting from late November right up to Christmas, with similar pricing mid-December to the big day itself.

Quick takeaway for planning

  • If you want the strongest doorbuster-style deals, focus on Black Friday itself and Cyber Monday.
  • If you want flexibility, you can safely look for “Black Friday” level discounts from about a week before Black Friday through Cyber Monday, knowing some offers will appear and disappear during that window.

Information gathered from public forums or data available on the internet and portrayed here.