Smart shopping alert: The best limited-time Costco finds worth your trip this October

There's something undeniably thrilling about stumbling upon a great deal at Costco—especially when you know it might not be there next week. Smart shoppers have discovered that some of the warehouse giant's best bargains live in a special corner of their website called "While Supplies Last," featuring items in limited quantities, often tied to a season or a promotion.

Unlike the rotisserie chicken or paper towels you can count on finding year-round, these special items operate on a different timeline.

Once they are gone, they are gone for good—or at least until Costco decides to bring them back, which could be months or even years later.

Understanding Costco's limited-time strategy

The latest members-only deals are valid from September 22nd, 2025, through October 19th, 2025, giving you a clear window to snag these bargains. But here's what makes Costco's limited-time offers different from typical sales—they're often testing new products, clearing seasonal inventory, or offering exclusive partnerships that won't last.

This approach serves both Costco and shoppers well.

The warehouse keeps inventory moving and creates excitement, while members get access to premium products at unprecedented prices.

For budget-conscious shoppers, especially those on fixed incomes, these deals can provide significant savings on items they might not otherwise splurge on.

Also read: Seven Costco deals worth grabbing before they’re gone

Kitchen and household essentials that deliver

Tupperware XL Food Storage Container

The Tupperware XL Food Storage Container remains a standout choice at $23.79, specifically designed to store whole chickens with a removable grooved tray for proper drainage.

Given how popular Costco's rotisserie chicken has become among shoppers, this specialized storage solution addresses a real need.

Perfectly sized for Costco’s famous rotisserie chicken, the Tupperware XL Food Storage Container keeps leftovers fresh and organized. Image source: Costco.

Swedish Dishcloths (12-piece set)

For daily cleaning, Swedish Dishcloths in a 12-piece set ($9.97) have gained a loyal following.

These aren't your typical paper towels—they become soft and fabric-like when wet, work effectively for both dishes and countertops, and hold up well in the washing machine.

One satisfied customer noted their durability and versatility, mentioning they "work wonderfully to clean my dishes before putting them in the dishwasher."

Swedish Dishcloths offer a reusable, eco-friendly way to clean dishes and countertops with ease. Image source: Costco.

Columbia Outdoor Blanket

The Columbia Outdoor Blanket at $12.97 offers practical value beyond picnics.

Its waterproof backing—described by users as "tight woven waterproof material" rather than rubber—makes it perfect for outdoor events, car emergencies, or protecting furniture during moves.

Columbia’s Outdoor Blanket combines comfort and durability—ideal for picnics, road trips, or chilly evenings. Image source: Costco.

Also read: 10 surprising items Costco won’t let you bring back

Personal care finds worth trying

Glowiest Dream Glow Water Jelly Lip & Blush Tint 3-pack

The Glowiest Dream Glow Water Jelly Lip & Blush Tint 3-pack ($14.97) represents Costco's strategy of offering high-end beauty products at accessible prices.

Users praise its versatility and "buildable" color that works on both lips and cheeks, with the added benefit of not leaving marks on cups—a practical consideration many appreciate.

The Glowiest Dream Glow Water Jelly Lip & Blush Tint adds a fresh pop of color that lasts through every sip. Image source: Costco.

Adidas Unisex Victory Bucket Hat

For sun protection, the Adidas Unisex Victory Bucket Hat ($11.97) offers both value and functionality.

The roomy fit accommodates different head sizes comfortably while providing effective sun protection—an increasingly important consideration for outdoor activities.

The adidas Unisex Victory Bucket Hat provides breathable, stylish sun protection for outdoor days. Image source: Costco.

Also read: Popular Costco drink faces recall after bottle safety concerns—check if yours is affected

October's new arrivals worth considering

Kirkland Signature Variety Dessert Bars

The new assortment of Kirkland Signature Variety Dessert Bars includes four tempting treats: Pecan Caramel Brownies, Wildberry Macaroons, Chocolate Chunk Brookies, and Macaroon Madness Bars.

With a mix of chocolatey, fruity, and nutty flavors—and a generous 32-count size—this dessert tray solves the problem of choosing just one sweet treat for gatherings.

Kirkland Signature Variety Dessert Bars bring together chocolate, caramel, fruit, and nuts for a crowd-pleasing treat. Image source: Costco.

Also read: Costco shoppers can’t stop talking about this food court hot dog trick that’s changing the game

Smart shopping strategies for limited-time deals

When shopping Costco's limited-time offerings, timing matters more than impulse.

Check the "While Supplies Last" section online before visiting the warehouse—this helps you plan your trip and avoid disappointment.

Remember that popular items can disappear quickly, especially during busy shopping periods.

Consider your actual usage before bulk buying.

While the per-unit price might be attractive, it's only a good deal if you'll use the product before it expires or becomes outdated.

For items like electronics or seasonal products, think about whether you need them now or if waiting for the next promotion cycle makes more sense.

Also read: 7 Kirkland Signature deals that Costco members say are October’s biggest jackpots

Making your membership work harder

If you're a loyal Costco customer who spends at least $230 per month over the course of a year, it would benefit you to sign up for Costco's Executive Membership—the year-end reward certificate (2% back on purchases) basically pays for your membership fee.

This can make limited-time splurges more affordable by earning cash back.

Don't overlook Costco's generous return policy when trying new limited-time items.

If something doesn't meet your expectations, you can return it, which takes the risk out of trying unfamiliar products or brands.

Also read: Are you missing out on these 7 Costco Executive perks members love?

The investment-worthy splurges

Bowers & Wilkins Px7 S2 Noise Canceling Headphones

Some limited-time items represent genuine long-term value.

The Bowers & Wilkins Px7 S2 Noise Canceling Headphones at $149.97 earned praise from Consumer Reports and offer professional-grade audio quality.

For those who listen to music, audiobooks, or video calls regularly, quality headphones can enhance daily life significantly.

The Bowers & Wilkins Px7 S2 Noise Canceling Headphones deliver premium audio for music, calls, and travel. Image source: Costco.

Zwilling ZWEBT10 Power Blender

The Zwilling ZWEBT10 Power Blender ($149.97) falls into the "buy once, use for years" category.

Users describe it as the "Mercedes of blenders"—highlighting its durability and performance compared to cheaper alternatives that require frequent replacement.

The Zwilling ZWEBT10 Power Blender combines high performance with sleek design for everyday kitchen use. Image source: Costco.

Igloo 83-quart Dual Zone Active Cooler

For outdoor enthusiasts, the Igloo 83-quart Dual Zone Active Cooler ($699.97) represents a significant investment but offers unique benefits.

Its energy efficiency impressed users who reported it used "less than 10%" of their portable battery overnight while keeping everything cold for three days.

The Igloo 83-quart Dual Zone Active Cooler keeps drinks and food perfectly chilled for days. Image source: Costco.

Also read: The secret times Costco pros shop to score deals and skip the crowds

Seasonal considerations for October shopping

October brings unique opportunities at Costco, from Halloween treats to cozy autumn essentials.

The timing coincides with many people preparing for holiday entertaining and winter weather, making it an ideal time to stock up on versatile items like outdoor blankets, storage containers, and kitchen appliances.

Keep in mind that popular seasonal items often disappear before the season ends.

If something catches your eye for upcoming holidays or weather changes, consider purchasing sooner rather than later.

Remember, the best Costco limited-time deal is the one that genuinely improves your daily life at a price that fits your budget.

Whether it's a kitchen gadget that simplifies meal prep, a comfort item that enhances relaxation, or a practical tool that solves an ongoing problem, focus on value that extends beyond the initial savings.

Read next:

• Costco shopper shares “secret code” for cheaper meds—members say they’re stunned
• Save big on dinner: 5 Costco meals under $18 that will feed the whole family
• Why Costco milk stays fresh longer than other brands—the surprising reason shoppers are noticing

Key Takeaways

• Costco’s “While Supplies Last” section offers limited-quantity deals on high-quality and seasonal products, often testing new inventory or brand partnerships before broader release.
• Popular items such as kitchenware, outdoor essentials, and beauty products feature strong value—examples include the Tupperware XL Container, Columbia Outdoor Blanket, and Glowiest Lip & Blush Tint.
• Shoppers can maximize savings through the Executive Membership’s 2% annual reward and Costco’s flexible return policy, which makes trying new items low-risk.
• Seasonal timing plays a big role—October’s offerings combine fall essentials and early holiday finds, so acting quickly ensures access before items sell out.

What limited-time Costco finds have surprised you with their quality and value? Share your best discoveries in the comments—your fellow shoppers would love to know what's worth the trip!