The Best Mattress Deals At DealNews in August 2026

Amazon offers Prime members the Zinus 10" Green Tea Memory Foam Queen Mattress for $176. It's the best price we found by $44. Shipping is free.  Buy Now at Amazon

A twin mattress at this price point works well for guest rooms, kids' beds, or a spare room where you don't want to overspend, and at $122, it's about $38 off the $160 list price. Buy Now at Amazon

Home Depot's Home Decor Savings event covers nearly 20 mattresses discounted an extra 30% off when you apply promo code "SUMMERSAVINGS30". Thicknesses run from 8" to 14", with many options including cooling covers and CertiPUR-US or OEKO-TEX certifications for buyers comparing foam quality across sizes. The coupon code expires July 28, 2026. Shop Now at Home Depot

Shoppers furnishing a guest room, kid's room, or first apartment on a budget would find this a practical option, as it combines cooling gel memory foam in a 10-inch profile at $115, which is $35 off the list price. Buy Now at Amazon

Wayfair offers the Sealy Cool 12" Medium Queen Memory Foam Mattress for $399. You'd pay $80 more elsewhere. Shipping is free. Buy Now at Wayfair

Walmart offers the Avenco Whisper 10" Queen Hybrid Mattress for $150. That's a savings of $230. Shipping is free. Buy Now at Walmart

For guests, camping trips, or a spare bed when someone crashes at your place, this 18-inch Twin XL air mattress with a built-in pump covers the basics without needing a separate inflator. It's currently $36 off the $90 list price at $54. Apply coupon code "QKC3F2H4" for a savings of $36. Buy Now at Amazon

Wayfair is taking up to 50% off mattresses and bedding accessories in this clearance sale. Highlights include the Sleep by Wayfair 12" Firm Cooling Gel Memory Foam Mattress (Queen) at $300 ($700 off), the Nora Medium Cooling Gel Memory Foam Mattress (12", Queen) at $580 ($220 off), and the Lincolnville 3" Memory Foam Mattress Topper (Queen) at $100 ($130 off). Sign up for emails to get an extra 10% off your order. This offer is valid through July 6, 2026. Shop Now at Wayfair

Wayfair's July 4th Sealy sale includes 55 items across mattresses, toppers, and pillows. The Sealy Cool 12" Medium Memory Foam Mattress (Queen) drops to $399 ($800 off), and the Sealy To Go Gel-Infused Memory Foam Mattress Topper (Twin XL, 3") is $59 ($40 off). The Tempur-Pedic Waterproof Fitted Mattress Protector (Queen) falls to $91 ($68 off). Sign up for emails to get an extra 10% off your order. This offer is valid through July 6, 2026. Shop Now at Wayfair

Wayfair's Four-Day Flash Sale takes up to 50% off mattresses and bedding accessories. Some standout deals include the Sleep by Wayfair 14" Medium Memory Foam Mattress (Queen), which drops to $268, down from $346, and the Sealy Cool 12" Medium Memory Foam Mattress (Queen), which falls to $399, down from $1,199. The Sleep by Wayfair 12" Firm Cooling Gel Memory Foam Mattress (Queen) is also just $300, down from $1,000. Delivery is free, too, which is great on such large items (many competing stores charge hefty delivery fees for mattresses). The sale ends on June 27. Shop Now at Wayfair

Prime members can upgrade to this Casper queen mattress for $894.99 with Prime, down from its regular price of $1,295 and $330 less than the recent average cost. It carries CertiPUR-US certification and includes a 100-night trial with a 10-year limited warranty. This offer is valid through June 26, 2026. Buy Now at Amazon

This Avenco Airsea king-size mattress is $178 at Walmart, down from $660. It's a great deal for a king size mattress. The 10" hybrid construction uses pocketed coils and CertiPUR-US certified foam. A queen size is also available at $158, down from $580. Shop Now at Walmart

Save on mattresses and more at the Mattress Firm Clearance. Find deals on Sealy, Beautyrest, Serta, and more. Mattresses start at $200. We've pictured the Sleepy's By Sealy Hybrid Queen Mattress for $649.99 ($650 off, plus a free adjustable base). Delivery is free on many items, and some are available only in store. Stock may be limited. Shop Now at Mattress Firm

Get a Costco Shop Card worth up to $1,300 with the purchase of select mattresses at Costco. Shop Tempur-Pedic, Sleep Number, Casper, and other brands. Delivery is free. Offer ends June 26, 2026. Shop Now at Costco

As part of Macy's Memorial Day mattress sale, save on firm, plush, pillow top, hybrid, and mattress-in-a-box options, and more. We've pictured this Sealy Posturepedic Chase Point II 12.5" Firm Tight Top Mattress for $549 (69% off.) Select items will require promo code "HOME", which usually auto-applies. Star Rewards members receive free shipping on orders over $39 (it's free to join). Non-members can pay $10.95 or get free shipping on orders over $49. Pickup is available on most orders, too. Shop Now at Macy's

A hybrid mattress combines an innerspring coil base with foam layers, which typically suits people who want some bounce and airflow but still want pressure relief, and this queen is currently $45 off the $230 list price at $185. Buy Now at Amazon

Take up to 73% off select mattresses at the Mattress Firm Memorial Day Sale. Memory foam mattresses start at $136.99. Save on Sealy, Purple, Beautyrest, and other brands. Delivery is free. Sale ends June 9, 2026. Shop Now at Mattress Firm

Take up to $1,200 off Climate360 adjustable mattresses and 30% off furniture. Plus shop BOGO 50% offers on pillows and sheets. Shipping is free. Sale ends May 31. Shop Now at Sleep Number

Take up to $525 off orders of $4,500 more at Saatva's Memorial Day Sale. Plus, take an extra $100 off, for a total of up to $625 off, when you purchase any adjustable base or upholstered bed frame with a mattress. White Glove Delivery is free. Sale ends May 14. Shop Now at Saatva Co