The PRICELINE coupon code "EOS350" has been personally tested and verified by our expert team. Enjoy up to maximum discounts when booking hotels, flights, rental cars, and vacation packages on Priceline.com in September 2025. To activate additional benefits from Priceline, enter the promo code "EOS350" at checkout. This code is valid for travel services eligible for $350 off—ranging from last-minute deals to premium accommodations. It’s currently the most valuable discount option available for Priceline users. Take advantage of Priceline deals now and travel smarter. All offers are regularly reviewed and updated by the Priceline Deals Editors.