https://www.dealsplus.com/kohls-coupons Official Kohl's Coupons, Promo Codes & Sales. Check out Kohl's official coupons, promotions, and sales page! Here, you will be able to find all the deals that are being offered. Common Discounts Include: Up to 40% Off Mystery Coupon. 30% Off Entire Purchase (Charge Cardholders) 20% off $100 or 15% off under $100.