Advair is GSK’s fluticasone propionate and salmeterol maintenance inhaler, sold in two devices: Advair Diskus, a dry-powder inhaler holding 60 blisters (a 30-day supply at one inhalation twice daily), and Advair HFA, a 12 g pressurized aerosol canister. It has been on the U.S. market long enough to have real generic competition, which is the single most important fact about its price.
That competition is why the cash answer here is a spread rather than a number. The same molecule, in the same strength, is a $44 purchase or a $494 purchase depending on which label is on the box and where you fill it. Every figure below was verified on September 2, 2026 against CMS acquisition data effective August 19, 2026 and live cash-price pages.
What Does Advair Cost Without Insurance?
The table covers a 30-day supply. “Pharmacy acquisition cost” is the CMS National Average Drug Acquisition Cost effective August 19, 2026, multiplied out to a full inhaler, and it is what pharmacies pay rather than what you pay.
| Product (30-day supply) | Low | Pharmacy acquisition cost (CMS NADAC) | Retail cash |
|---|---|---|---|
| Brand Advair Diskus 100/50, 60 doses | $35.27 (GSK cash pharmacy) | $149.16 | $494.49 (average retail) |
| Brand Advair Diskus 250/50, 60 doses | $44.31 (GSK cash pharmacy) | $187.36 | $494.49 (average retail) |
| Brand Advair Diskus 500/50, 60 doses | $64.07 (GSK cash pharmacy) | $253.63 | $494.49 (average retail) |
| Generic fluticasone-salmeterol 100/50, 60 doses | $44.35 (Cost Plus) | $67.13 | $105.86 (Drugs.com, from) |
| Generic fluticasone-salmeterol 250/50, 60 doses | $47.55 (Cost Plus) | $76.71 | $100.34 (Drugs.com, from) |
| Generic fluticasone-salmeterol 500/50, 60 doses | $80.85 (Cost Plus) | $98.96 | $175.38 (Drugs.com, from) |
| Brand Advair HFA 45/21, 12 g | $125.40 (GSK cash pharmacy) | $240.85 | not published |
| Brand Advair HFA 230/21, 12 g | $219.86 (GSK cash pharmacy) | $367.28 | not published |
| Any Advair with the GSK inhaler coupon | $35 | not applicable | $35 |
The sources disagree in a way worth understanding. SingleCare’s Advair Diskus page, updated September 3, 2026, reports an average retail cash price of $494.49 per inhaler while also showing card prices at real pharmacies of $57.04 (CVS), $94.71 (Publix), $99.99 (Costco), $102.07 (Kroger) and $108.96 (Walgreens). Both figures are true: the $494.49 is the sticker a walk-in customer with nothing in hand gets quoted, and the $57 to $109 band is what people who present a free card actually pay. Nobody should be paying anywhere near $494.
GSK sells Advair directly for cash
The most useful and least-known number on this page is GSK’s own. GSK for You Pharmacy, run by Alto, publishes flat cash prices with no insurance involved: Advair Diskus 100 at $35.27, Advair Diskus 250 at $44.31, Advair Diskus 500 at $64.07, Advair HFA 45 at $125.40, Advair HFA 115 at $159.46 and Advair HFA 230 at $219.86, all as of September 2, 2026. A processing and shipping fee of up to $25 applies to each order, and the program explicitly excludes anyone who wants to use insurance.
For a Diskus user, that means a brand-name Advair inhaler delivered to the door for roughly $60 to $89 all in, against a $494.49 retail sticker. Your prescriber has to send the prescription to that specific pharmacy, which is the friction point.
The $35 coupon is a separate program
GSK announced on March 20, 2024 that it would cap out-of-pocket costs at no more than $35 per month across its entire asthma and COPD inhaler portfolio, to be implemented no later than January 1, 2025. Advair Diskus and Advair HFA are both on the nine-product covered list. GSK’s posted coupon terms state that eligible patients, including those who “are not insured and are responsible for the cost of their prescriptions,” will pay no more than $35 for each inhaler, valid for up to twelve uses per product.
Two cautions. Anyone enrolled in Medicare Part B or D, Medicaid, Medigap, VA, DoD or TRICARE is excluded, and the terms say you cannot get around that by asking to be processed as a cash payer. And as of September 2026 the posted terms page still carries a 2024 copyright and an expiration date of 12/31/2025, so confirm the offer is live before you count on it.
What Drives the Price
Brand versus generic, and it is not close. CMS acquisition data effective August 19, 2026 puts brand Advair Diskus 250/50 at $3.1226 per blister ($187.36 per inhaler) against $1.27848 for Wixela Inhub ($76.71 per inhaler). That is a 59% discount at the wholesale level, and it flows through to the counter.
How many generic makers there are. The FDA’s National Drug Code directory lists fluticasone propionate and salmeterol products from Mylan/Viatris (Wixela Inhub, ANDA 208891, marketed since February 2019), Hikma (ANDA 203433), Teva (ANDA 213948, since March 2022), Cipla (ANDA 213087) and Lannett (ANDA 214464), plus an unbranded version sold under GSK’s own Advair NDA. Five-plus competitors is why this molecule behaves like a commodity while newer inhalers do not.
Diskus versus HFA. The aerosol is the expensive device. GSK’s cash prices run $125.40 to $219.86 for Advair HFA against $35.27 to $64.07 for Advair Diskus, and CMS acquisition data shows the same gap. If your prescription is written for the HFA and the Diskus would work, that is worth asking about.
Strength. Prices climb with the steroid dose. Cost Plus charges $44.35 for 100/50, $47.55 for 250/50 and $80.85 for 500/50, so the highest strength costs roughly 80% more than the lowest.
Whether you present a card at all. SingleCare’s spread on the identical brand inhaler is $57.04 to $494.49. The card is free and the pharmacy will not offer it.
Cash Price vs. Insurance
GSK cut the wholesale acquisition cost of Advair Diskus by an average of 50% and Advair HFA by an average of 20%, according to its own March 2024 announcement. Those cuts are why a brand inhaler can now be a cheap cash purchase, and they also mean an old insurance quote for Advair is probably obsolete.
For an uninsured patient, three cash routes now beat almost any insurance path: the $35 coupon, GSK’s direct cash pharmacy at $35.27 to $64.07 for the Diskus, and generic fluticasone-salmeterol at $44.35 to $80.85 from Cost Plus. Running a claim is unlikely to beat any of them.
For an insured patient, it depends on plan design. A modest preferred-tier copay is hard to beat. But if your plan applies a deductible or a coinsurance percentage to Advair, the $35 coupon usually wins, with the standard caveat that manufacturer assistance dollars often do not count toward your deductible, and that plans running accumulator or maximizer programs disqualify you from the offer entirely. If a pharmacy quotes you something that does not match anything here, our fair price checker will tell you fast whether it is defensible.
How to Pay Less
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Ask the pharmacist for the GSK inhaler savings offer by name. Per GSK’s posted terms, eligible uninsured patients pay no more than $35 per inhaler for up to twelve fills per product. Against a $494.49 average retail price, that is the single largest lever on this page.
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Ask your prescriber to send it to GSK for You Pharmacy. At $44.31 plus up to $25 in fees for Advair Diskus 250, brand-name Advair delivered is cheaper than most retail counters charge for the generic. The prescription has to be routed there, so this is a conversation to have at the visit, not at the pharmacy.
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Switch to the generic if the coupon is closed to you. Medicare and Medicaid enrollees cannot use the GSK offer, which makes generic fluticasone-salmeterol the practical route. Cost Plus lists it at $44.35 to $80.85, and Drugs.com puts Wixela Inhub at $100.34 to $175.38 at ordinary pharmacies.
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Price the exact strength at three pharmacies before you fill. SingleCare’s own September 2026 data shows a $51.92 monthly swing between chains on the identical 250/50 inhaler. Our comparison of GoodRx vs. SingleCare explains how to run both cards on the same NDC.
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Apply to Viatris patient assistance if you are uninsured and the coupon does not help. Drugs.com’s Wixela page lists a Viatris Patient Assistance Program for uninsured or underinsured patients with no prescription coverage for the medication, decided case by case, alongside a commercial copay card that puts eligible insured patients at $10 per 30-day fill.
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Get the prescribing visit and any pulmonology bills priced too. A free or sliding-scale clinic can handle the visits that generate and renew the prescription, and if a specialist or hospital bill has already landed, our medical bill negotiation guide covers what to say before paying it.
Bottom Line
Budget $44 to $494 for a 30-day Advair inhaler in September 2026, and understand that the top of that range is entirely avoidable. GSK’s own cash pharmacy sells brand Advair Diskus for $35.27 to $64.07 plus fees, Cost Plus sells the generic for $44.35 to $80.85, and the GSK coupon caps eligible patients at $35.
Advair is the friendly case in the inhaler market: mature, heavily genericized, and priced accordingly. Newer combination inhalers are not. For the rest of the class, see our Symbicort, Breztri, Trelegy and Spiriva guides, the cross-class comparison in our inhaler cost guide, and the rescue-inhaler side of the bill in our guide to albuterol inhaler costs.