Free
shipping
shipping
Deal
Free shipping on orders over $99
Orders of $99+ (subtotal before tax, after discounts) to the 48 contiguous states.
AirFilters.com promo codes, October 2026
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No AirFilters.com promo code today, but you can still save. Save 10% on air filter subscriptions. More ways to save
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10%OFF
Deal
Save 10% on air filter subscriptions
Applies to air filter subscription orders.
Ways to save at AirFilters.com
- Double-check your filter's actual measurements before ordering a custom size, as custom filters can't be returned.
- Set up a subscription to save 10% and get replacements on schedule.
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50% of our commission goes to the charity or club you pick, at no cost to you.
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Why use Promo Magpie?
Every AirFilters.com deal here comes from AirFilters.com itself or its official affiliate program, never copied from another coupon site. When you shop through our links, AirFilters.com may pay us a commission. It never changes your price. We give 50% of that commission to the charity, club or school you choose, at no extra cost to you.
About AirFilters.com
AirFilters.com sells air filters for home heating and cooling systems, shopped by size from 1-inch to 5-inch-plus filters, by brand (including Honeywell, Lennox, Aprilaire and Arm & Hammer replacements) or by type, with whole-house, washable, metal mesh, cabin and custom-cut filters. It started as part of PPA Industries and has been owned by Freudenberg Filtration Technologies since 2021.
Prices are in US dollars. Orders of $99 or more ship free within the 48 contiguous states, smaller orders pay a $9.99 flat rate, and it ships to Alaska, Hawaii, US territories, Canada and other countries for an extra charge.
AirFilters.com shipping and returns
| Shipping | Free shipping on orders of $99 or more, otherwise $9.99 flat rate, within the 48 contiguous states via FedEx or UPS; other US areas and international orders cost extra. |
|---|---|
| Returns | Unopened, unused standard-size filters can be returned within 30 days of delivery; you pay return shipping, and custom sizes can't be returned. |
AirFilters.com at a glance
| Loyalty program | Filter subscriptions save 10%. |
|---|
From AirFilters.com's own website. Terms change, so check at checkout.
AirFilters.com customer service & reviews
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Frequently asked questions
What's the best AirFilters.com code today?
There's no AirFilters.com promo code to copy right now. The best offer is save 10% on air filter subscriptions (biggest saving), no code needed.
Does AirFilters.com do student discount?
We don't know of a student discount at AirFilters.com at the moment.
10 more questions
Does AirFilters.com offer a military or first responder discount?
We don't know of a military or first responder discount at AirFilters.com at the moment.
Does AirFilters.com have a loyalty program?
Filter subscriptions save 10%.
How do I contact AirFilters.com customer service?
Call 877-476-9511. Or use the help center on the AirFilters.com website.
Can I use more than one AirFilters.com promo code?
Usually not: most stores, including AirFilters.com, accept one promo code per order. Automatic deals and sale prices can often be combined with a code, so check the terms on each offer.
Does AirFilters.com offer a first-order discount?
We don't have a first-order code for AirFilters.com right now. Sign up for alerts and we'll email you if one lands.
Can I use an AirFilters.com promo code on sale items?
It depends on the code. Many promo codes exclude items that are already reduced, so open Terms on the code before you use it.
Why didn't my AirFilters.com code work?
Most codes exclude gift cards and items already reduced, and some need a minimum spend or are for new customers only. Open Terms on the code, or tap "Didn't work?" and we'll recheck it.
Are these AirFilters.com codes verified?
Every AirFilters.com code here comes from AirFilters.com itself: its own daily feed through its official affiliate program, or its own website. Each offer shows when we last checked it.
Does Promo Magpie donate to charity?
Yes. When you buy from AirFilters.com through our links, AirFilters.com pays us a commission, and we give 50% of it to the charity or club you choose. We pay each cause its confirmed commission every quarter (Jan, Apr, Jul, Oct), once the store has confirmed the sale, usually 30 to 90 days after the order.
Does using Promo Magpie cost more?
No. You pay AirFilters.com's normal price, less any discount. Our commission is paid by AirFilters.com or its affiliate network, not by you.
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