News Black Friday 2021 store hours: When Walmart, Target, Best Buy, Costco and other stores open Friday November 22, 2021November 26, 2021Kelly Tyko, USA TODAYComments Off on Black Friday 2021 store hours: When Walmart, Target, Best Buy, Costco and other stores open Friday What time does Walmart open for Black Friday 2021? When does Target start its Black Friday sale and Costco? Store hours are different than past years.