DISCOVER TOP DEALS

Save on HDTVs, laptops, tablets and more.

Shop now ›


"Cool Mist Diffusers"

Current Offers

  • (7)
  • (18)

Brand

  • (12)
  • (3)
  • (2)
  • (1)

Price

Enter Custom Price Range
to
  • (14)
  • (3)
  • (1)

Sold By

  • (11)
  • (7)

Customer Rating

  • (2)
  • (11)
  • (12)
  • (12)
  • (12)

Features

  • (4)

Humidifier Type

  • (9)
  • (6)

Color

  • (8)
  • (2)
  • (2)
  • (2)
  • (2)
  • (1)
  • (1)

Recommended Room Size

  • (4)
  • (8)

Condition

  • (18)
Store pickup
Buy Online, Pick Up at a Store
Pick up your BestBuy.com order at a store near you in as little as 45 minutes.
18 items
View:
SPT - Ultrasonic 0.6 Gal. Cool Mist Humidifier - Pink - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SU-2550P
  • SKU: 5969146
SPT Ultrasonic 0.6 Gal. Cool Mist Humidifier: For rooms up to 450 sq. ft.; 0.43 amps; 0.6-gal. reservoir capacity; fragrance diffuser; night light
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$36.99
On Sale
Save $13 (Reg. $49.99)
SPT - Ultrasonic 0.6 Gal. Cool Mist Humidifier - White - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SU-2550W
  • SKU: 5969164
SPT Ultrasonic 0.6 Gal. Cool Mist Humidifier: For rooms up to 450 sq. ft.; 0.43 amps; 0.6-gal. reservoir capacity; fragrance diffuser; night light
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$36.99
On Sale
Save $13 (Reg. $49.99)
SPT - Ultrasonic 0.6 Gal. Cool Mist Humidifier - Royal Blue - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SU-2550B
  • SKU: 5969206
SPT Ultrasonic 0.6 Gal. Cool Mist Humidifier: For rooms up to 450 sq. ft.; 0.43 amps; 0.6-gal. reservoir capacity; fragrance diffuser; night light
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$38.99
On Sale
Save $11 (Reg. $49.99)
PureGuardian - Deluxe Aromatherapy Essential Oil Diffuser with Touch Controls & Alarm Clock - Black Onyx - Left
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SPA260
  • SKU: 2847202
5-8 hours of continuous diffusing; touch controls; auto on/off timer; alarm; clock display; night-light
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$57.99
On Sale
Save $12 (Reg. $69.99)
SPT - Ultrasonic 0.6 Gal. Cool Mist Humidifier - Violet - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SU-2550V
  • SKU: 5969191
SPT Ultrasonic 0.6 Gal. Cool Mist Humidifier: For rooms up to 450 sq. ft.; 0.43 amps; 0.6-gal. reservoir capacity; fragrance diffuser; night light
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$49.99
PureGuardian - Aromatherapy Essential Oil Diffuser - Spring Green - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SPA101
  • SKU: 2842032
5-6 hours continuous diffusing; quick setup; color-changing night-light; lightweight design; automatic shutoff
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

On Sale
(Reg. $39.99)
PureGuardian - Aromatherapy Essential Oil Diffuser with Touch Controls - White Crystal - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SPA210
  • SKU: 2846029
5-8 hours continuous diffusing; on/off touch control; quick setup; night-light; lightweight design
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$49.99
On Sale
Save $10 (Reg. $59.99)
SPT - Ultrasonic 0.6 Gal. Cool Mist Humidifier - Violet - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SU-2550V
  • SKU: 1307960325
SPT Ultrasonic 0.6 Gal. Cool Mist Humidifier: For rooms up to 450 sq. ft.; 0.43 amps; 0.6-gal. reservoir capacity; fragrance diffuser; night light
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$49.22
SPT - Ultrasonic 0.6 Gal. Cool Mist Humidifier - White - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SU-2550W
  • SKU: 1308738404
SPT Ultrasonic 0.6 Gal. Cool Mist Humidifier: For rooms up to 450 sq. ft.; 0.43 amps; 0.6-gal. reservoir capacity; fragrance diffuser; night light
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$49.22
SPT - Ultrasonic 0.6 Gal. Cool Mist Humidifier - Royal Blue - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SU-2550B
  • SKU: 1308738398
SPT Ultrasonic 0.6 Gal. Cool Mist Humidifier: For rooms up to 450 sq. ft.; 0.43 amps; 0.6-gal. reservoir capacity; fragrance diffuser; night light
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$49.22
SPT - Ultrasonic 0.6 Gal. Cool Mist Humidifier - Pink - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SU-2550P
  • SKU: 1307960332
SPT Ultrasonic 0.6 Gal. Cool Mist Humidifier: For rooms up to 450 sq. ft.; 0.43 amps; 0.6-gal. reservoir capacity; fragrance diffuser; night light
What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$49.22
Agptek - 7 Color Changing Rainbow LED Ultrasonic Air Humidifier Purifier Aroma Diffuser - White - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$27.99
On Sale
Save $27 (Reg. $54.99)
Image - 7 Color-Changing Rainbow LED Ultrasonic Air Humidifier Purifier Aroma Diffuser - White - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$27.99
Agptek - Ultrasonic Aroma Diffuser Atomizer Air Vase Humidifier - 7 Color Changing Lamp Purifier - White - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

What is Marketplace?

Marketplace Items

  • are sold and shipped by Best Buy-approved third party retailers using our secure checkout; your credit card information stays with Best Buy
  • are not available in Best Buy stores
  • can only be returned to the Marketplace Seller

Learn More

$124.99
SPT - 0.03-Gal. Ultrasonic Humidifier - White - Larger Front
You may compare up to four items at a time.

Would you like to compare the first four items you selected?

Yes, go to compare

  • Model: SA-005
  • SKU: 4331736
SPT 0.03-Gal. Ultrasonic Humidifier: Up to 250 sq. ft. coverage; 0.5 amps; 0.03-gal. reservoir; LED mood light; aroma diffuser; easy-change ceramic disc; auto shutoff
Price Match Guarantee

Best Buy is dedicated to always offering the best value to our customers. We will match the price, at the time of purchase, on a Price Match Guarantee product if you find the same item at a lower price at a Designated Major Online Retailer or at a local retail competitor's store.

Here's how:
  • If you find a qualifying lower price online, call 1-888-BEST BUY and direct a customer service agent to the web site with the lower price, or when visiting a Best Buy store, one of our employees will assist you.
  • On qualifying products, Best Buy will then verify the current price to complete the price match.

Exclusions apply including, but not limited to, items sold by Marketplace vendors, Competitors' service prices, special daily or hourly sales, and items for sale Thanksgiving Day through the Monday after Thanksgiving. See the list of Designated Major Online Retailers and full details.

$44.99