Black Friday is long gone, but there is still time to save big on some of the best air purifiers on the market. With the temperatures dropping and days getting shorter, we tend to spend far more time in the cozy solace of our homes with windows and doors firmly shut — this is where good air quality can make all the difference. Plus, plenty of appliances get heavily discounted in the run-up to Christmas so grabbing a discount on our highest-rated models now is a no-brainer.
But which air purifiers should you buy right now? We've been testing and reviewing air purifiers for years so we know a thing or two about them, like which models are the best air purifiers for allergies. We track prices daily, so if the price changes we know by how much and whether it's been better before. Rest assured, if there's an air purifier deal to be had you can find it here, let us do the legwork for you and save right now with the very best festive air purifier deals.
Cyber Monday air purifier deals at a glance
- Star deal: Levoit Smart LV-RH131S-WM was $179 now $69
- Best budget option: BlueAir Blue Pure 411i Max was $169 now $129
- Under $100: GermGuardian AC5250PT was $149 now $93
- Best medical grade: Molekule Air Pro was $1,014 now $629
- Best for cooling: Dyson Purifier Cool TP4B was $449 now $299
- Low energy use: Coway Airmega AP-1512HH: was $229 now $141
- Best for large rooms: BlueAir Blue Pure 211i Max: was $349 now $199
- Best air quality readings: Molekule Air Mini+ was $359 now $214
- Made for pet owners: Levoit Vital 200S-P: was $189 now $149
- Beast of performance: AirDoctor AD3500i: was $569 now $449
- Premium purifier-humidifier: Dyson PH03 was $899 now $699
- Handy table-purifier: BlueAir DustMagnet 5440i: was $319, now $219
- Multi-purpose: BlueAir ComfortPure 3-in-1: was $499 now $299
- Best year-round: Dyson Heater-Fan-Purifier HP07: was $749 now $549
Best under $100
Save $110 on this smart air purifier from Levoit, the creator of some of the best domestic appliances we have tested. The LV-RH131S-WM is compact, ultra-quiet and jam-packed with smart features, but more importantly, it features an advanced carbon filter that efficiently traps odors and gaseous pollutants. The cherry on top? It is Energy Star certified.
Price check: Amazon $108 (with spare filters)
Save 38% on this sleek tower air purifier suitable for rooms up to 915 square feet. It is essentially a bigger and more powerful version of GermGuardian AC4825E, our favorite budget air purifier for allergies, and just like its sibling, it comes with a pre-filter, HEPA filter, activated carbon filter and UV-C light sanitizer. Not bad for less than $100.
Best under $300
Save 40% on the Molekule Air Mini+, the smaller and more portable version of our favorite medically graded air purifier, the Molekule Air Pro. This sleek appliance has the same features and technological solutions as its bigger brother, but it is better suited for spaces of up to 250 square feet (23.2 square meters).
Editor's note 02/12: It is now at its lowest-ever price!
Save $200 on this 3-in-1 combo from BlueAir, the brand behind our favorite budget-friendly air purifier. This fan-heater-purifier comes with a HEPA filter, remote control and dedicated app, and thanks to its unobtrusive looks and compact design, it will easily blend in with most home decors.
Best under $1000
Save $119.49 on our favorite air purifier for large spaces and commercial premises. The AirDoctor AD3500i features a pre-filter and dual-action Carbon VOC filter, as well as an UltraHEPA filter that can trap a whopping 99.99% of airborne particles as small as 0.003 microns. Nothing gets past this air purifier, and we can attest to that. We were so impressed by its air-cleaning performance that we gave it 4.5/5 stars in our full review, and included it in both of our guides to the best air purifiers on the market.
Read our full AirDoctor AD3500 air purifier review (★★★★½)
Featured in: Best air purifiers, Best air purifiers for allergies
Price check: Amazon $449
Save 38% on this beast of an air purifier. With its pollutant-destroying PECO technology, in-depth air quality readings, powerful jet fans and high-tech features, the medically-graded Molekule Air Pro is an insanely powerful appliance. It covers spaces of up to 1000 square feet (92.9 square meters), ridding them of airborne pollutants in mere minutes — and we can attest to that.
Read our full Molekule Air Pro review (★★★★)
Featured in: Best air purifiers, Best air purifiers for allergies
Editor's note 02/12: This deal will not last long now so snap it up before it is gone.
Best for small to medium-sized spaces
Save $150 on this 2-in-1 air purifier from Dyson. The TP4B combines the power of a HEPA filter with up to 350-degree oscillation and a backward airflow mode to effectively clean the indoor air without making it freezing cold. Perfect for the fans of a gentle breeze.
Save 38% on the Coway Airmega AP-1512HH, a compact and powerful air purifier that we named as the best option for saving energy in our guide to the best air purifiers. Best suited for medium to large rooms, this quirky-looking appliance comes with an eco-mode that helps ease the strain on electricity bills.
Read our full Coway-AP-1512HH review (★★★★)
Featured in: Best air purifiers
Price check: Walmart $199
Save 29% on this feature-packed budget air purifier, the BlueAir Blue Pure 411i Max. This well-designed model offers superb air-cleaning performance and plenty of smart features, and it is so quiet you can keep it in your bedroom. It is cheap to run, too.
Read our full BlueAir Blue Pure 411i Max review (★★★★½)
Featured in: Best air purifiers
Price check: Amazon $129
Save $250 on a powerful heater-fan-purifier combo from Dyson, the creator of some of the best smart appliances on the market. Perfect for both chilly winter evenings and hot summer nights, this neat little appliance will keep your indoor air clean all year round.
Price check: Best Buy $549
Best for large spaces
Save 21% on our favorite air purifier for pet owners, the Levoit Vital 200S-P. This bulky air purifier may not be the best looking appliance out there, but it does a fabulous job of getting rid of bad odors, hair and pet dander, and with a dedicated Pet Mode, it is one of the best picks for homes with cats, dogs and other furry friends.
Read our full Levoit Vital 200S review (★★★★½)
Featured in: Best air purifiers, Best air purifiers for allergies
Save $100 on this tabletop air purifier from BlueAir. Powerful and whisper-quiet, the DustMagnet 5440i easily doubles as a nightstand, and its compact design easily fits in tight spaces. A great option for medium- to large-sized rooms.
Save 43% on this stylish BlueAir air purifier that can cover up to a whopping 3,048 square feet (283 square meters). It is basically a beefed-up version of our favorite budget air purifier, the BlueAir Plue Pure 411i Max. The 211i Max is quiet, powerful and easy to use, making it an excellent wallet-friendly pick.
Price check: Best Buy $259
Save 28% on this powerful COWAY Air Purifier, one of the best value options for large spaces. Suitable for rooms of up to 1,560 square feet, this powerful appliance comes with washable pre-filters and True HEPA Filters. And just like the Coway AP 1512HH we mentioned before, it has an eco mode to help you cut down on energy use.
- Read our Black Friday science deals page for big discounts on the best health and fitness kit and science gear ahead of the Black Friday sale.
Check out our other guides to the best air purifiers, air purifiers for allergies, the best telescopes, microscopes for students, binoculars, rowing machines, electric toothbrushes and more.
Sign up for the Live Science daily newsletter now
Get the world’s most fascinating discoveries delivered straight to your inbox.
Anna Gora is a health writer at Live Science, having previously worked across Coach, Fit&Well, T3, TechRadar and Tom's Guide. She is a certified personal trainer, nutritionist and health coach with nearly 10 years of professional experience. Anna holds a Bachelor's degree in Nutrition from the Warsaw University of Life Sciences, a Master’s degree in Nutrition, Physical Activity & Public Health from the University of Bristol, as well as various health coaching certificates. She is passionate about empowering people to live a healthy lifestyle and promoting the benefits of a plant-based diet.