The biggest World Sleep Day mattress deals

Big brands celebrate World Sleep Day with cheap mattress deals, plus bargain bedding and bundles

World Sleep Day
(Image credit: Simba)

Today is World Sleep Day! To mark the occasion, all the leading mattress companies are offering big discounts on their mattresses and other sleep accessories today (13 March) and over the weekend. So whether or not you're actively celebrating World Sleep Day yourself (we suspect not), there's no arguing that if you're in need of a mattress, today is the day to buy. 

Even if you've been vaguely considering it, and might want to make a purchase sometime in the next six months or so, you could save big if you fast-forward your plans a bit. Not sure which brand is best? Check out our guide to the best mattresses 2020.

These World Sleep Day deals see many of the entries from our best mattress roundup knocked down to an absolute bargain price. We all know that mattresses are a big investment, but also an important one – you it's an amazing opportunity to get a really good quality mattress for much less than you'd usually pay. Here are the best World Sleep Day offers in the UK.

Jump straight to World Sleep Day deals in the US

UK World Sleep Day deals

Brook and Wilde: 40% off with the code T340
Brook and Wilde's luxury mattresses come in soft, medium or firm varieties, so you can pick the right one for you and your sleeping style. Right now, you can save a huge 40% with our exclusive code: T340.
Deal ends: unknown

Simba: Up to 33% off sleep bundles
Simba has launched a dedicated World Sleep Day Sale, which sees a third off sleep bundles. So you could get a whole new bed set up for a bargain price. Bundles include things like Simba's height adjustable pillows, duvets and mattress protectors – pick the right bundle to suit your needs.

Eve: Up to 30% off for World Sleep Day
Eve is offering up to 30% off a range of its products right now. Included in the offer is the Original mattress, which we ranked as one of the best mattresses right now. A UK double is now £454 instead of the usual £649.

Nectar: Get £250 off + two free pillows at Nectar Sleep
This top deal gives you an impressive £250 discount on your climate-neutral Nectar mattress when you shop directly at Nectar Sleep UK. You'll also get two free Nectar pillows thrown in for good measure, worth £70. Bargain.
Deal ends: March 31 (midnight)

Otty: Up to £200 off the Hybrid mattress at Otty
The medium-firm OTTY Hybrid is one of the best mattresses you can buy right now. We found it extremely supportive, super comfortable and cheaper than much of the competition, making it exceptional value this World Sleep Day. Deal ends: 31 March 2020 (midnight)

Otty: Up to £200 off Otty Flex memory foam mattresses
This luxury memory foam mattress is the newest addition to the OTTY collection. It comes with a removable, machine-washable cover, and prices start from just over £202.49 for a single.

Up to £250 off mattresses at Leesa
Leesa's award-winning mattress range includes a multilayered memory foam mattress and a hybrid version with springs. Right now, you can get up to a huge £250 off – hurry though, this World Sleep Day offer ends soon!
Offer ends: 16 March

Dormeo: 50% off hundreds of mattresses
Dormeo is dropping many of its mattresses to half price for World Sleep Day. Offer includes memory foam mattresses, hybrid mattresses as well as mattress toppers. And there's also 20% off Evercomfy bedding.

US World Sleep Day deals

Amerisleep: $200 off any mattress
This World Sleep Day deal knocks $200 off ALL Amerisleep mattresses, and there's free shipping and free returns thrown in too. Use the promo code TAKE200 to claim. 

Purple: Free sheets + plush pillow with select mattresses
Get up to $193 worth of free gifts at Purple right now – deals vary depending on the mattress you're buying, but there are free sheets (worth $114) Plush or Harmony Pillows ($49 / $159 respectively) up for grabs completely free.

Cocoon by Sealy: 25% off + free pillows and sheets
For a limited time, you can get 25% off your mattress purchase right now, plus sleep accessories worth up to $179. 

Nectar World Sleep Day offer: Free mattress protector, sheets, or weighted blanket | Nectar
Nectar shoppers can get a free gift with their mattress purchase right now. Pick up a Nectar Memory Foam Mattress and choose between a free mattress protector ($99), sheet set ($150) or weighted blanket ($159).

Nectar bed frame discount: Up to $454 off Nectar bed frames | Nectar
For World Sleep Day, Nectar is also offering huge bed frame discounts instead of free bedding (you’ll still get 2 free pillows). The best saving on offer is on the queen-size adjustable frame, now only $545 rather than the usual $999.

Ruth is T3's Outdoors editor, reviewing and writing about everything from camping gear and hiking boots to mountain bikes, drones and paddle boards. To counter all that effort, she also runs the site's Wellness channel, which includes sleep, relaxation, yoga and general wellbeing. She has tested more mattresses than her small flat can handle, and has had to implement a one-in-one-out pillow policy, for fear of getting smothered in the night.