Best Deals This Week

Best Diffusers Deals Online in the US (10 deals found)

Last Updated - March 15, 2026 Sort By:

Best Choice

New
ASAKUKI Essential Oil Diffuser 500ml, Ultrasonic Aromatherapy Humidifier with Remote Control, 7 LED Colors, Timer & Auto-Off, Large Room Diffuser (Yellow)
5-IN-1 AROMATHERAPY DEVICE: This ultrasonic essential oil diffuser is an amazing multi-functional aromatherapy device unlike any other you've ever used. It features a large and easy to clean 500ml water tank, 7 LED light colors, multiple mist nebulizer modes and remote control, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.

$20.99 $25.99
New
ASAKUKI Essential Oil Diffuser 500ml, Ultrasonic Aromatherapy Humidifier with Remote Control, 7 LED Colors, Timer & Auto-Off, Large Room Diffuser (Yellow)
5-IN-1 AROMATHERAPY DEVICE: This ultrasonic essential oil diffuser is an amazing multi-functional aromatherapy device unlike any other you've ever used. It features a large and easy to clean 500ml water tank, 7 LED light colors, multiple mist nebulizer modes and remote control, as well as a safety auto-switch that prevents it from overheating in case it runs out of water.

$25.99
Best Value

New
SEEDSEEL 300ML Essential Oil Diffuser with 7-Color LED Lights and Remote Control, Modern Minimalist Design, High-Efficiency Ultrasonic Mist Aromatherapy Diffuser for Home
Large 300ML Capacity: Enjoy extended aromatherapy sessions with a generous 300ML water tank, providing continuous mist for up to 8 hours, perfect for home, office, or spa environments.

$10.99 $16.99
New
Cocorrína Reed Diffuser Set, Clean Linen 6.7 fl oz Scented Diffuser with Sticks Home Fragrance Reed Diffuser for Bathroom Shelf Decor
Fresh scent Clean Linen : Keep it clean with air. Crafted with notes of Crisp Air, Fresh Laundry and Lily of the Valley, this fragrance is masterfully designed to give you all the fresh feels.

$19.99
New
Cocorrína Reed Diffuser Set, Clean Linen 6.7 fl oz Scented Diffuser with Sticks Home Fragrance Reed Diffuser for Bathroom Shelf Decor
Fresh scent Clean Linen : Keep it clean with air. Crafted with notes of Crisp Air, Fresh Laundry and Lily of the Valley, this fragrance is masterfully designed to give you all the fresh feels.

$19.99
15% Off

New
SALKING Essential Oil Diffuser (Set of 2), 100ml Small Aromatherapy Diffuser with Auto Shut-Off, Ultrasonic Diffusers for Essential Oils, Cool Mist Humidifier with Warm White Lights, for Office Home
Compact and Versatile Diffuser (Set of 2) – This small oil diffuser is designed for convenience and versatility, making it perfect for a variety of spaces and lifestyles. Its sleek and portable design allows for easy movement from room to room, so you can enjoy aromatherapy wherever you go. Whether you're looking to create a calming atmosphere in your bedroom, living room, office, or even while traveling, this aroma diffuser is an excellent choice.

$18.69 $21.99
42% Off

New
HJTHJT 500ML Essential Oil Diffuser: Aroma Diffuser with Remote Control for Hotel Spa Yoga Room - Humidifiers for Bedroom with 14 Colors LED Night Light for Kids/Women Home Relaxation
Large Capacity Aroma Diffuser: 500 ML essential oil diffusers for home is wonderful for large rooms. This diffuser is also includes 7 ambient light chose to create a relaxing feeling to your room and make your life more colorful

$25.98 $44.99
New
Pura 4 Smart Fragrance Diffuser - Adjustable Home Diffuser with LED Light & Automatic Vial Detection - Wi-Fi Device for Personalized Home Scenting Experience - 2025 Version
Smart Home Fragrance Diffuser: Our diffuser features Puralast technology, providing up to 120 hours per smart vial refill of high-quality, inviting fragrances for your home, office, or apartment

$49.99
29% Off

New
SALKING Essential Oil Diffuser, 100ml Small Aromatherapy Diffuser with Auto Shut-Off Function, Ultrasonic Diffusers for Essential Oils, Cool Mist Humidifier with Warm White Lights, for Office Home
Compact and Versatile - Our small oil diffuser is designed to be compact and versatile, making it suitable for various spaces and lifestyles. Aromatherapy diffusers sleek and portable design allows you to easily move it from room to room, enabling you to enjoy aromatherapy wherever you go. Whether you want to create a soothing ambiance in your bedroom, living room, office, or even during travel, an aroma diffuser is a nice choice.

$11.39 $15.99
33% Off

New
Air Wick Essential Mist Starter Kit, Diffuser + 1 Refill, Lavender and Almond Blossom, Air Freshener, Essential Oils
FRAGRANCE: A divine blend of freshness and softness, the fresh aromacy of lavender wrapped with the delicate sweet and creamy floralcy of almond blossom brings a feeling of joy and serenity.

$9.98 $14.99

10 Diffusers deals are available from: Amazon stores, starting from $9.98.
The biggest discount we found is 42% on HJTHJT 500ML Essential Oil Diffuser: Aroma Diffuser with Remote Control for Hotel Spa Yoga Room - Humidifiers for Bedroom with 14 Colors LED Night Light for Kids/Women Home Relaxation at Amazon.
The lowest price we found is $9.98 while the highest is $49.99.
Prices for the best Diffusers deals average at $21.40.
Last updated on March 15, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Diffusers.