The Best Mattress Deals At DealNews in September 2026

Shop a selection of mattresses and more in Mattress Firm's outlet deals. The selection can change quickly, so don't wait too long to act on these deals. Some items will have limited availability. This offer is valid through December 31, 2026. Shop Now at Mattress Firm

Sleepers who want the pressure relief of memory foam without losing the bounce and support of coils will find this hybrid design covers both bases, and at $176, that's $49 (22%) off the $225 list price. Buy Now at Amazon

Owning an RV or camper with a nonstandard bed size, you'll want the gel memory foam for keeping you cool on the road while still cutting down on the pressure points a thin factory mattress usually leaves behind. Buy Now at Amazon

Side sleepers and combo sleepers who want some bounce along with pressure relief will notice the difference hybrid coils make over all-foam models, and at $440, it's $49 (10%) off the $489 list price. Buy Now at Amazon

Good for guest rooms or a spare bed where you don't need a heavy investment, since the gel memory foam layer helps offset heat retention that's common in cheaper foam mattresses; it's currently $9.90 off the list price at Amazon. Buy Now at Amazon

This bonnell spring mattress suits budget-conscious shoppers who want a firm sleep surface for a kid's room, guest bed, or bunk setup rather than a primary mattress. At 6 inches thick, it's a straightforward option for daybeds or trundles where a low profile matters more than plush cushioning. Buy Now at Amazon

Handy for guest rooms or camping trips where you need a bed that packs away when you're done with it, and the built-in pillow rest means you skip separate bedding. Walmart has it for $36.66, about $9 off the $45.62 list price. Buy Now at Walmart

Sleeping hot or waking up sore on an old mattress are the two problems this 3-inch foam layer is meant to fix, adding extra cushioning without replacing the whole bed. It's currently $20 off the $80 list price, about 25% less than usual. Buy Now at Amazon

Update: The price has changed to $199.99 since this was originally published.

A hybrid design combines innerspring coils with foam layers, giving you more bounce and airflow than an all-foam mattress, which suits back and stomach sleepers who tend to sleep hot. At $195, it's only $4 off the $200 list price, so this discount won't sway a purchase decision on its own. Buy Now at Amazon

Update: The price has changed to $74.99 since this was originally published.

Side sleepers and anyone whose mattress has gotten too firm will notice the extra cushioning right away, and at $74.98 you're paying essentially the list price, so this one's about the product itself rather than the discount. Buy Now at Amazon

Useful for hosting overnight guests or camping trips where you need a real bed without permanent storage space, and it comes with a built-in pump plus two pillows so setup takes minutes. It's $28 off the $70 list price, about 40% down. Buy Now at Walmart

Setting up a guest room without committing to a real bed frame gets easier with this one, since the built-in pump handles inflation and the 18-inch height keeps it closer to standard mattress level for getting in and out. At $60, that's half off the $120 list price. Buy Now at Walmart

Bunk space limits make a big memory foam upgrade tough, so this 4-inch gel foam layer is a smart fix for RV or camper owners who want more comfort without giving up storage or fitting issues. Buy Now at Amazon

Folding out into a full-size sleeping surface and back into a compact cushion, this suits anyone dealing with guests, dorm rooms, or tight storage space, and it's currently $30 off the list price. Buy Now at Amazon

Update: The price has changed to $239.99 since this was originally published.

Handy for guest rooms or small spaces since it folds up for easy storage between uses, and at $237.49 it's only $12.50 off the $249.99 list price. Buy Now at Amazon

Handy for guest rooms or camping trips where you need a bed that packs away when you're done, and the built-in pump means no separate device to dig out. Walmart has it at $40, which is $14 off the $54 list price. Buy Now at Walmart

Update: The price has changed to $199.99 since this was originally published.

A hybrid design combines coil support with foam comfort layers, which suits sleepers who find all-foam mattresses too warm or slow to respond. The current $195.49 price is only $4.50 off list, so this one isn't a notable discount right now. Buy Now at Amazon

Anyone who sleeps hot but still wants the pressure relief of memory foam should take a look at this one, since the gel infusion helps pull heat away instead of trapping it against your body overnight. Buy Now at Amazon

Combines innerspring support with a foam comfort layer, which suits back and stomach sleepers who want some bounce without losing pressure relief, and it's currently $29 off the list price. Buy Now at Amazon