DealNews - Best Humidifiers on Sale & Best Dehumidifier Deals

Insignia 3,000-Sq. Ft. 50-Pint Portable Dehumidifier for $180 + free shipping

Thu, 23 Jul 2026 04:09:26 -0400

As one of its daily deals, Best Buy offers the Insignia 3,000-Sq. Ft. 50-Pint Portable Dehumidifier for $180. You'd pay $40 more elsewhere. Shipping is free. Buy Now at Best Buy

Features

Removes up to 50 pints of moisture per day
Covers rooms up to 3,000 sq. ft.
Four modes: Comfort, Set, Continuous, and Dryer

Pro Breeze Mini Portable Dehumidifier for $15 + free shipping

Sun, 12 Jul 2026 07:52:16 -0400

This open-box Pro Breeze mini dehumidifier drops to $14.72 with promo code "VIPJULYTAKE8", down from the $74.96 list price. It covers up to 430 sq. ft. and uses Peltier technology, allowing it to run without a compressor or fan for quiet operation in small spaces like bedrooms and bathrooms. Deal ends July 31. Buy Now at eBay

Features

18-oz. water tank capacity
Covers up to 430 sq. ft.
Uses Peltier technology instead of a compressor or fan
Operates quietly for use in bedrooms, bathrooms, and closets
White finish
Open-box condition

Costway 8000-BTU 3-in-1 Air Cooler / Dehumidifier for $185 + free shipping

Mon, 06 Jul 2026 04:51:27 -0400

As one of its daily deals, Best Buy offers the Costway 8000-BTU 3-in-1 Air Cooler / Dehumidifier for $185. That's a savings of $175 and the best price we could find by $10. Shipping is free. Buy Now at Best Buy

Insignia 3,000-Sq. Ft. 50-Pint Portable Dehumidifier for $180 + free shipping

Thu, 25 Jun 2026 03:13:42 -0400

As one of its daily deals, Best Buy offers the Insignia 3,000-Sq. Ft. 50-Pint Portable Dehumidifier for $180. That's a savings of $80. Shipping is free. Buy Now at Best Buy

Erizolt Dehumidifier for $66 + free shipping

Sat, 20 Jun 2026 00:00:00 -0400

Apply promo code "5IOJXGRM" to save a total of $74 on the Erizolt Dehumidifier from Amazon. Buy Now at Amazon

Features

extracts up to 60-oz.
2 fan speed modes
smart LED display
sleep mode
Model: CS11

GoveeLife 6L Smart Humidifier for $32 + free shipping

Sun, 14 Jun 2026 00:00:00 -0400

Sized at 6 liters, this humidifier runs longer between refills than most bedroom models and connects to WiFi so you can adjust humidity levels from your phone without getting up. That's a savings of $48 off the list price via the 20% checkout discount. Buy Now at Amazon

Features

6L tank, 60 hours runtime
Alexa controls via 2.4GHz Wi-Fi
Auto humidity sensor
28dB quiet operation
Covers 600 ft² with 350ml/h mist
Model: H7149

Whoy 80-Pint Smart Dehumidifier with WiFi App for $153 + free shipping

Tue, 09 Jun 2026 15:50:45 -0400

Apply promo code "YCDTU29D" to save $82. Buy Now at Amazon

Features

Control humidity remotely with app, adjustable 30–80% RH, timer
Sleep and work undisturbed with under-45dB quiet operation
Prevent spills with auto shutoff and clear water level gauge
Choose tank or continuous hose drain for hands-free use
Dehumidify up to 5,000 sq ft with turbo mode
Model: WHOY-1080-W

Open-Box Alrocket 8L Ultrasonic Whole House Humidifier for $29 + free shipping

Sun, 07 Jun 2026 16:39:45 -0400

Use promo code "VIPJUNETAKE8" to drop the price on this large-space humidifier. That's $61 under the cost of a factory-sealed unit. Shipping is free. A 90-day VIP Outlet warranty applies. Deal ends June 30th. Buy Now at eBay

Features

for large spaces up to 1,000 sq. ft.
Model: DH-JS16

Humlabs 52-Pint Dehumidifier with Drain Hose for $130 + free shipping

Fri, 05 Jun 2026 10:26:04 -0400

Sized for basements, crawl spaces, or other damp areas up to around 4,500 square feet, this 52-pint unit pulls a meaningful amount of moisture per day and includes a drain hose so you're not emptying a bucket manually. At $130, it's $90 below the list price. Apply coupon code "V6CT8B7L" for a savings of $90. Buy Now at Amazon

Features

Dehumidifies up to 4,500 sq ft, removes 52 pints/day
Choose Continuous, Auto, or Sleep mode for comfort
Sleep quietly at 38dB for undisturbed rest
Drain continuously via hose or use 1.18-gallon tank
Prevent issues with auto defrost, restart memory, child lock

Costway 4,500 Sq. Ft. 73-Pint Dehumidifier + free shipping

Mon, 01 Jun 2026 12:36:36 -0400

We've pictured the Costway 4,500 Sq. Ft. 73-Pint Dehumidifier is $164.99 at Best Buy. That's $28 less than other sellers charge. My Best Buy members get free shipping on all orders (it's free to join). Offer ends today. Shop Now at Best Buy

Features

73-pint/day dehumidification capacity (95°F, 90% RH)
Covers up to 4,500 sq. ft.
1.7-gallon (6.5L) water tank with auto shut-off
5 operating modes, 2 fan speeds, 30–80% humidity range
24-hour timer and quiet sleep mode
Includes drain hose for continuous drainage

Whoy 80-Pint Smart Dehumidifier with WiFi App for $153 + free shipping

Fri, 29 May 2026 06:57:56 -0400

For larger spaces dealing with humidity issues like basements, crawl spaces, or post-flood drying, an 80-pint capacity unit handles serious moisture loads, and the app control lets you monitor and adjust settings without being in the room. At $153, that's $82 off the $235 list price. Apply coupon code "YCDTU29D" for a savings of $82.25. Buy Now at Amazon

Features

Control humidity remotely with app, adjustable 30–80% RH, timer
Dehumidify up to 5,000 sq ft with turbo mode
Choose tank or continuous hose drain for hands-free use
Prevent spills with auto shutoff and clear water level gauge
Sleep and work undisturbed with under-45dB quiet operation

Whoy 30-Pint Smart Dehumidifier with WiFi App for $95 + free shipping

Fri, 29 May 2026 06:48:44 -0400

Aimed at homeowners dealing with damp basements, crawl spaces, or humid rooms up to 2,000 square feet, this unit lets you monitor and adjust settings remotely through a WiFi app so you are not manually checking it. It is currently $95, down from the $200 list price. Apply coupon code "PD9U5LA9" for a savings of $105. Buy Now at Amazon

Features

Control humidity remotely with smart WiFi app and timer
Remove 30 pints/day for spaces up to 2,000 sq ft
Choose Auto, 30–80% RH setpoint, or Laundry Dry mode
Sleep quietly and prevent changes with child lock
Avoid spills with auto-stop tank; use included drain hose

Airapex 2-in-1 HEPA Air Purifier for $70 + free shipping

Fri, 01 May 2026 10:56:06 -0400

Apply coupon code "APBHWHON" for a savings of $70. Buy Now at Amazon

Features

Separate Air & Moisture System
True HEPA Filtration
No-Mist Evaporative Humidification
Quiet Sleep Mode & Dimming

200ml Mini Humidifier for $2.50 + free shipping w/ first order

Sat, 21 Feb 2026 00:03:22 -0500

That's $7 less than a similar one at Amazon. Import charges of $0.65 may apply, as well as an $0.11 payment processing fee.

New Alibaba customers get free shipping; otherwise, it starts at around $8. Buy Now at Alibaba

Simulated Flame Humidifier/Aroma Diffuser for $9 + free shipping w/ first order

Thu, 12 Feb 2026 09:20:32 -0500

That's $8 less than you'd pay for a similar item elsewhere. Import charges of $2.27 and a payment processing fee of 37-cents may apply.

New Alibaba customers get free shipping; otherwise, it starts at around $16. Buy Now at Alibaba

Features

auto shut-off
200ml capacity water tank

Mehoom Cool Mist Humidifier and Essential Oil Diffuser for $11 + free shipping w/ $35

Sat, 09 May 2026 02:00:54 -0400

This dual-purpose unit adds moisture to dry air while also functioning as an essential oil diffuser, making it useful if your space feels dry or you use aromatherapy regularly. It's currently $11, down from $22 list price. Buy Now at Walmart

Features

Covers rooms up to 20m² for effective aromatherapy
130ml tank delivers long-lasting cool mist
Customize ambiance with 7-color lighting and fixed modes
Runs quietly under 36dB for undisturbed relaxation
Auto shuts off when water runs out for safety

Bcooss Essential Oil Diffuser with Flame Light for $13 + free shipping w/ $35

Sat, 09 May 2026 01:43:39 -0400

This diffuser doubles as a ambient light with a flame effect, which makes it a reasonable pick if you want something that adds soft, moving light to a room while also dispersing scent. It's currently $13, down from its $23 list price. Buy Now at Walmart

Features

Diffuse essential oils, humidify air, and add ambient light
Auto shut-off prevents dry-burn when water is low
Whisper-quiet 24dB operation for sleep, work, and exercise
24V high-power atomization scents rooms more evenly
Made from baby-bottle-grade eco-friendly PP material

Vacplus Ocean Breeze Moisture Absorber Hanging Bags 5-Pack 9.8 oz for $15 + free shipping w/ $35

Sat, 09 May 2026 00:58:00 -0400

These hanging moisture absorber bags are a practical solution for enclosed spaces like closets, bathrooms, or storage areas where humidity and musty odors build up, and at $15, you're paying about $10 less than the listed price. Buy Now at Walmart

Features

Reduce excess moisture to keep enclosed spaces dry
See collected water in lower bag to track progress
Hang and forget—no electricity needed for dehumidifying
Use in bathrooms, closets, RVs, basements, and more
Lasts longer for continuous moisture control over time

HUMYDRY 35.3-Oz Moisture Absorber Refills 6-Pack Unscented for $38 + free shipping

Sat, 09 May 2026 00:50:12 -0400

Humidity is a real problem in basements, closets, and bathrooms, and these unscented refill packs are a straightforward way to keep moisture under control without constant monitoring. At $38, that's about $10 off the $48 list price for a 6-pack. Buy Now at Walmart

Features

Controls excess humidity in large enclosed spaces
Runs continuously without electricity or outlets
Pre-measured refill pouches; no loose granule handling
Fragrance-free moisture control for neutral indoor air
Lasts 1–3 months per refill pouch

Airfire 4L Cool Mist Humidifier with Auto Humidity Control and Timer for $41 + free shipping

Sat, 09 May 2026 00:43:13 -0400

For anyone dealing with dry indoor air, this 4L humidifier covers a decent-sized room and handles humidity levels automatically so you're not manually adjusting it throughout the day. It's currently $4 off the $46 list price. Buy Now at Walmart

Features

Humidify up to 538 sq ft for large rooms
Run up to 36 hours per fill
Auto-maintain 40–90% humidity with built-in sensor
Customize mist with 5 levels and 360° nozzle
Top-fill design runs quietly; auto-shuts off when empty