Check out the current Costco Weekly Ad, valid Sep 15 – Sep 21, 2025. Save with the online circular regularly for exclusive promotions that add more discounts to in-store deals. Add some sparkle to your weekly plans, and get the biggest savings on Apple Watch SE 3 (GPS) 44mm Sport Band, Black+Decker 5,100 BTU Smart Portable Air Conditioner with Remote, JBL PartyBox 120 Portable Party Speaker with Wireless Microphone, KidKraft Treetop Observatory Wooden Outdoor Swing Set, etc. Seize the chance of purchasing with great discounts and your cart wants these discounts before stock does.
Save with Costco’s circular this week, and get the limited time savings on apparels, sheets & bedding, electronics, backpacks, fitness & exercise items, jewelry, storage items, cookware, plant, glassware, lightening, luggage, toys, fire pit, and more.
