Serta website is operated by serta.com, a mid-size Bedroom Furniture retailer in the country. Currently we are providing 4 offers. In general, the WebbyPlanet community publishes 3 new Serta coupon codes or deals each month, with discounts that range from 36% to 70% off. This page was last updated on August 11, 2019. Never miss a great Serta promo code or online coupon and save money on your Mattress purchase by using deals on this page.