Discount Air Conditioner Deals

This 12,000-BTU mini split system is $391.49 at Walmart.  That's a $59 low.  Shipping is free. Buy Now at Walmart

At $432, that's $168 off the $600 list price for a ductless mini split that both cools and heats, making it a reasonable option for a single room or garage where running ductwork isn't practical or cost-effective. Apply coupon code "98P0VLTM" to save. Deal ends August 21.  Buy Now at Amazon

Update: The price has dropped to $269.98 since this was originally published.

This air conditioner handles spaces up to around 700 square feet, making it a reasonable option for a bedroom, home office, or apartment where you can't install a window unit. At $270, that's $80 off the $350 list price. Deal ends September 1.  Buy Now at Amazon

A compact wall-mounted air cooler that suits small rooms or workspaces where you want to free up floor space, it's $99 less than Amazon is charging for a similar one. Import charges of $19.87 and a payment processing fee of $2.08 apply.

New Alibaba customers get shipping for $6.66; otherwise, it starts at around $27.  Buy Now at Alibaba

At Amazon, get the Garvee 9000 BTU Mini Split AC/Heating System for $357. It's the best deal that Amazon has ever offered for this model. It combines 9,000 BTU of cooling and heating with a 17 SEER2 efficiency rating and quiet operation as low as 24-26 dB. Shipping is free. Buy Now at Amazon

Designed for rooms up to around 550-sq. ft., this portable unit connects to an app so you can schedule and control cooling remotely, which is useful if you want the room cooled before you get home. Apply coupon code "B-HOTPICK" for an extra savings of $106. Buy Now at DREO

The Home Depot carries a wide range of portable air conditioners covering small bedrooms up to large open spaces over 700 sq. ft. Prices start around $221 for compact units and climb toward $680 for larger, feature-packed models with heating and dehumidifying functions. Several units are discounted, including one Edendirect model at $449.61, down 41% from $762.04. Shoppers can filter by room size, BTU rating, and features like built-in heaters or dehumidifiers to match a unit to their space. Shop Now at Home Depot

Amazon offers the GarveeHome 12000-BTU 115V Mini Split Air Conditioner for $441. You'd pay $607 elsewhere. Shipping is free. Buy Now at Amazon

At eBay, get the refurb Hisense 8,000-BTU DOE Smart Portable Air Conditioner for $200. It's the best price we could find for a refurb by $30. A 2-year Allstate warranty is included. Buy Now at eBay

Amazon offers the Frigidaire 14,000-BTU Wall Air Conditioner for $589.99, Amazon's best-ever price.  You'd pay around $700 elsewhere.  Shipping is free. Buy Now at Amazon

At Amazon, get the GarveeHome SEER 19 12,000 BTU 115V Mini Split Air Conditioner for $441. That's $187 less than what Walmart charges. The unit covers rooms up to 750 sq. ft., operates as quietly as 30dB, and uses R32 refrigerant with a SEER 19 efficiency rating. An installation kit with line sets, drain hose, and remote control is included. Buy Now at Amazon

At Walmart, the Frigidaire 6,000 BTU Window Air Conditioner is $177, almost $20 less than what Amazon and Best Buy are charging. Other sizes in the same lineup are also discounted, including the 8,000 BTU model at $227 and the 12,000 BTU model at $308. Buy Now at Walmart

A portable AC unit works well for cooling a single room without a permanent window installation, and this 8,500 BTU model is suited for spaces up to 230 square feet. At $198, it's $32 off the $230 list price. Buy Now at Walmart

Amazon offers the Black + Decker 8,000-BTU Air Conditioner for $299.99. That's a $120 savings. Shipping is free.  Buy Now at Amazon

Amazon offers the Honeywell 5,000-BTU Window Air Conditioner for $128; that's Amazon's best-ever price.  Shipping is free. Buy Now at Amazon

A portable AC in the 16,000 BTU range can handle larger rooms up to around 700 square feet, making it a practical option if you're cooling a space where a window unit won't fit or you need something you can move between rooms. At $288, that's $312 off the $600 list price, or about 52% off. Apply coupon code "LJGM8UDB" for a savings of $312. Buy Now at Amazon

The Midea Duo 12,000-BTU Portable Air Conditioner has just hit its lowest-ever price today at Walmart. It's $20 cheaper than the refurb we posted two weeks ago and $290 less than what you'd pay for a new model at Amazon today. It's a like-new restored unit with 3-in-1 cooling, ventilation, and dehumidification for spaces up to 550 sq. ft., plus Wi-Fi and Alexa compatibility. It comes with a 1-year warranty. Buy Now at Walmart

At Amazon, get the Frigidaire 5,000 BTU Window Air Conditioner for $166. That's $9 less than the price Home Depot currently charges. Shipping is free. Buy Now at Amazon

At Amazon, clip the on-page coupon to get the Vagkri 2100CFM Evaporative Swamp Cooler for $144. It's the best price Amazon has charged for this model. The 8-gallon tank supports manual top-fill or continuous operation via a garden hose adapter. Buy Now at Amazon