Memorial Day barbecue deals are here in the May 18th Costco Weekly Insider Deals. This weeks Costco coupons are valid from May 18th through May 24th. As usual, some coupons don’t end until later dates, so make sure to look closely. The May 2026 Costco Coupon Book is also running during this time, so don’t forget to take a peek at that too. If you want to get notified as soon as we release the upcoming Costco June 2026 Coupon Book then make sure to sign up for our email list, follow us on Instagram and Like us on Facebook!
If you’re planning a Memorial Day barbecue then you definitely want to take a closer look at these deals. You’ve got the famous Hebrew National Hot Dogs at 33% off, making it $10 for 48 hot dogs after coupon. Ruffles Potato Chips are $5.49 after $2.40 off. Kinder’s Organic Hickory Brown Sugar BBQ Sauce is great and $2.50 off during the sale. We haven’t tried the Kirkland Signature Strawberry Cream Pie yet but we could see how it could be a big hit at your barbecue. We’re intrigued by the new Kirkland Signature Micellar Facial Cleansing Wipes and will have to test them out and see how they do.
In Alaska, Hawaii, Puerto Rico and online pricing may vary by location. Not all items will be available in all locations. Some items are available online for a delivered price. What do you think of this weeks deals? Leave a comment and let us know!
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- Costco May 18th 2026 Weekly Insider Deals
Here’s a few of the deals in the Costco May 18th 2026 Weekly Insider Deals:
- Kirkland Signature USDA Prime Beef Bone-In Ribeye Steak $16.99 per lb
- Kirkland Signature Strawberry Cream Pie $18.99
- Hebrew National 100% Kosher Beef Franks, 4/12 oz Package $14.99 – $5 off = $9.99
- New Item – Kirkland Signature Micellar Facial Cleansing Wipes, 180-Count $13.99
- New Lower Price – Kirkland Signature Chicken Wings, First and Second Sections, 10 lbs $24.99
- Kirkland Signature Mini Chocolate Chip Cookies, 60-Count $9.99 – $2 off = $7.99
- Kirkland Signature Spinach Salad with Poppyseed Dressing $5.49 per lb
- Ruffles Potato Chips, Original, 28 oz $7.89 – $2.40 off = $5.49
- Archer Grass Fed Beef Jerky, Mango Habanero, 16 oz $5.70 off
- Seven Sundays Real Cocoa Sunflower Cereal, 18 oz $2.50 off
- and more…