Big Lots 2020 Black Friday Ad Scan November 7 By Corrie C This post may contain affiliate links. See disclosure policy linked in my footer. Be sure to check out all the Black Friday ad scans as well as sale start times. The Big Lots 2020 Black Friday sale starts on Saturday (11/21) with a few pages of deals only available between Wednesday (11/25) and Saturday (11/28). Big Lots will open at 7 am on Thanksgiving and 6 am on Black Friday.