Here are the Ulta Promos in September 2019. There is NO guarantee that Ulta will do the same in September 2020.

9/1 – 9/21 – 21 Days of Beauty Page
9/3 – 9/7 – $10 off $40 non-prestige brands purchase
9/4 – FREE 5 Piece Too Faced Gift with any $60 online purchase (beauty break)
9/6/ – 9/7 – Earn 5X points on all Beauty Steals & Hot Buys purchases
9/8 – 9/14 – Members get 3X points, Platinum Members and Diamond Members get 5X points on all purchases
9/9 – FREE 4 Piece Shiseido Gift with any $50 online purchase (beauty break)
9/10 – FREE 9 Piece Gift with any $65 online purchase
9/11 – FREE 10 Piece Skin Sampler with any $65 purchase (beauty break)
9/15 – 9/24 – $10 off $35 unique coupon code, including prestige brands and fragrances, but not beauty steals
9/16 – FREE 5 Piece Buxom Gift with any $50 online purchase (beauty break)
9/18 – FREE 4 Piece Tarte Gift with any $50 online purchase (beauty break)
9/19 – 9/23 – 5X points on select products at ulta.com/featured/bestselfie_beautystars
9/20 – 9/28 – Ulta Diamond & Platinum Exclusive! Receive a FREE 36 Piece Beauty Bag with any $150 online purchase
9/22 – 10/5 – Fall Haul Event
9/25 – Choose 1 of 2 free 10 pcs gift w/$50 purchase
9/26 – FREE Viktor&Rolf Bon Bon 3 Piece Gift with any $40 online purchase
9/29 – 10/12 – Members get 2X points, Platinum Members get 3X points and Diamond Members get 4X points on all purchases
9/29 – 10/5 – Fall Haul Event Week 2
9/30 – Ulta Platinum/Diamond Perks Day + PM Offers
9/30 – 10/12 – FREE 40 Piece Beauty Bag with any $175 online purchase. A $356 value.