Money Amazon Prime Day 2021 sale set for June 21-22 with some early deals available, plus how to get a $10 credit June 2, 2021June 2, 2021 Kelly Tyko, USA TODAY Comments Off on Amazon Prime Day 2021 sale set for June 21-22 with some early deals available, plus how to get a $10 credit Amazon Prime Day 2021 is set for June 21 and 22. The two-day shopping event will offer a $10 credit for supporting small businesses.