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Labor Day SaleEnds September 7. Limited quantities. No rainchecks.Shop now

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Best Buy

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heating, cooling & air quality

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air conditioners

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window air conditioners

Air Conditioner Cost

There are many different types of air conditioners, each with their own set of features and advantages. But the cost of these machines can vary greatly depending on the size and features of the unit you choose. Browse the top-ranked list of air conditioner cost below along with associated reviews and opinions. 

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  1. LG - 330 Sq. Ft. 7,600 BTU Window Air Conditioner with Supplemental Heat Function - White

    SKU: J7G5655ZPY

    great little unit for the beach house, quiet ,cools fast. remote works great

    Product Description

    A versatile white window unit offering 7,600 BTU cooling, 3,850 BTU heating, and remote control convenience.
    See all Window Air Conditioners
    Your price for this item is $474.99
    Save $65
    The previous price was $539.99

  2. LG - 350 Sq. Ft. 8,000 BTU Window Air Conditioner - White

    SKU: J7G56554W4

    Great prices at Best Buy! This unit is perfect for my space and fit like a glove!...great product...Great product. Prior faulty unit was replaced by LG

    Product Description

    A white window air conditioner with 8,000 BTU, remote control, timer, and washable filter for customizable comfort.
    See all Window Air Conditioners
    Your price for this item is $296.99
    Save $3
    The previous price was $299.99

  3. Gymax - 18000 BTU Mini Split Air Conditioner & Heater 21 SEER2 208-230V AC Unit - Grey, White

    SKU: CQ79S8LZ4R

    Product Description

    A Wi-Fi enabled grey and white mini split AC and heater with app control, inverter, and quiet operation.
    See all Ductless Mini Splits
    Your price for this item is $759.99

  4. Windmill - WhisperTech 12,000 BTU Smart Window Air Conditioner with Inverter Technology - White

    SKU: J3Q5RG4S85

    Best window ac unit I have ever purchased, easy install, looks great...Whats not to love...Best of both worlds. Add Bluetooth controls to the mix and you’re in the future.

    Product Description

    A quiet, energy-efficient white window AC with smart controls, inverter technology, and app compatibility.
    See all Window Air Conditioners
    Your price for this item is $529.99
    Save $70
    The previous price was $599.99

  5. LG - 350 Sq. Ft. 8,000 BTU Window Air Conditioner - White

    SKU: J7G5655427

    Love...Love it , it nice an smooth, quiet, very easy to install...Great buy...this unit worlds great. Cools off the room really quickly and has a pretty low sound .

    Product Description

    A white window air conditioner with 8,000 BTU, remote control, timer, and washable filter for customizable comfort.
    See all Window Air Conditioners
    Your price for this item is $299.99

  6. LG - 570 Sq. Ft. 12,200 BTU Window Air Conditioner with Supplemental Heat Function - White

    SKU: J7G5655ZL3

    The best heat and cold ac...Works for the New York cold means this is the best ,...Works great easy installation. Delivery was on time.

    Product Description

    A white window unit offering 12,200 BTU cooling, supplemental heat, Wi-Fi control, and voice assistant compatibility.
    See all Window Air Conditioners
    Your price for this item is $549.99
    Save $50
    The previous price was $599.99

  7. Gymax - 12000 BTU Mini Split Air Conditioner 21 SEER2 AC Unit w/ Heat Pump & Remote Control - White

    SKU: CQ79SQFGTY

    Cut heat Bill, Reasonable price, Great Value...I love em anyway. The price is right. Pretty easy to install.

    Product Description

    A white inverter mini split AC unit with heat pump, remote control, and four versatile operating modes.
    See all Ductless Mini Splits
    Your price for this item is $559.99

  8. Gymax - 17000 BTU Mini Split Air Conditioner 21 SEER2 AC Unit w/ Heat Pump Energy Star Certified - White

    SKU: CQ79SSVLFJ

    Product Description

    A white Energy Star certified mini split AC with heat pump, inverter technology, remote, and self-cleaning.
    See all Ductless Mini Splits
    Your price for this item is $799.99
    Save $490
    The previous price was $1,289.99

  9. LG - 450 Sq. Ft. 10,000 BTU Window Air Conditioner - White

    SKU: J7G56554VL

    Great cold air!...This LG unit fits great and does cool my bedroom and bathroom very well!...I love the remote feature too! The remote connects easily!...If you need a nice window AC unit, don't hesitate...

    Product Description

    A white window air conditioner with 10,000 BTU cooling, dehumidifier, remote control, and washable filter.
    See all Window Air Conditioners
    Your price for this item is $379.00

  10. Gymax - 24000 BTU Mini Split Air Conditioner & Heater 21 SEER2 208-230V AC Unit - Grey, White

    SKU: CQ79S6RGL3

    Product Description

    A Wi-Fi enabled grey and white mini split AC and heater with app control, inverter technology, and quiet operation.
    See all Ductless Mini Splits
    Your price for this item is $1,239.99
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FAQ

Common options include window air conditioners, portable air conditioners, ductless mini-split systems and central air conditioners. Each type is designed for different room layouts and installation needs.

Popular features include programmable controls, remote controls, digital displays, sleep modes, dehumidification settings and smart-home connectivity.

Smart air conditioners can connect to a home Wi-Fi network, allowing you to control settings through a mobile app or compatible voice assistant.

Check the manufacturer’s instructions for the recommended cleaning or replacement schedule. Reusable filters can typically be cleaned, while disposable filters should be replaced when needed.

Portable air conditioners are designed to move between rooms and generally use a hose for venting. Window air conditioners are mounted in a window and remain in one location.