This is big! According to Sephora admin SephoraBIC at Sephora Community, we can start combining multiple coupon codes at Sephora today January 16, 2019! What do you think?! Sephora and Sephora.ca — Attention Sephora Shoppers! You may have noticed that, while checking out on Sephora.com, you can now see multiple promo code fields. This is not a glitch, we are beginning to introduce functionality that will allow certain promotions to be combined. This post may contain affiliate links. Read the full disclosure.