Whole-home duct cleaning
Dryer vent cleaning
Camera inspection
Sanitizing & deodorizingWhole-system duct and dryer vent check with before-and-after photos - you see exactly what came out of your vents
That "$99 whole-house special" is a bait ad - the real number appears once they are in your hallway, or the "clean" is a shop-vac at the register. We photograph the inside of your ducts before and after instead.
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Before
AfterHow Much Does Air Duct Cleaning Cost in San Antonio?
Full system cleaning in San Antonio typically costs between $350 and $650 for a 2,000-square-foot home. Most single-family homes in San Antonio land between $425 and $525 when the job includes all supply and return vents, the main trunk lines, and the air handler. Homes with multiple HVAC systems, heavy pet dander, or ducts that have never been cleaned often push toward the higher end of that range.
At Linden Air Duct San Antonio, we put the price in writing before any work begins. No surprise invoices, no add-on fees at the door. You’ll know the cost before you agree to anything, and every tech who enters your home is background-checked and identity-verified under the Threshold Standard.
Air Duct Cleaning Cost Breakdown (2026)
Here’s how air duct cleaning costs break down in the San Antonio market as of 2026. These are real numbers we see on estimates across the city, from Alamo Heights to Stone Oak to Helotes.
| Service Component | Typical Cost Range | What It Covers |
|---|---|---|
| Base full-system cleaning (up to 10 vents) | $350 – $450 | Supply and return ducts, main trunk lines, air handler inspection |
| Each additional vent beyond 10 | $12 – $18 per vent | Individual register and branch line |
| Air handler / blower housing cleaning | $100 – $150 | Evaporator coil, blower fan, and housing when accessible |
| Return-side deep cleaning (add-on) | $80 – $120 | Heavy contamination in main return plenum |
| Dryer vent cleaning (separate service) | $95 – $145 | Lint removal from dryer vent line to exterior |
| Sanitizing / antimicrobial fogging | $175 – $300 | Optional treatment using professional-grade products |
| Camera inspection (if not included) | $50 – $100 | Before/after verification with video |
What pushes a San Antonio home toward the top of these ranges? Homes with multiple HVAC zones (common in two-story houses in areas like Fair Oaks Ranch and Dominion) require significantly more time. Homes built before 1990 often have rigid metal ducts with years of accumulated dust that takes longer to clean properly than the flexible ducts found in newer construction on the northeast side. And if the previous homeowner had pets and never cleaned the ducts, expect the technician to spend extra time on each supply register.
What pulls it down? A single-story home with one HVAC unit and fewer than 10 vents where the ducts have been cleaned within the last three to five years. Those jobs genuinely fall into the $350-to-$400 range.
What Affects Air Duct Cleaning Pricing in San Antonio
San Antonio’s climate and housing stock shape air duct cleaning costs in specific ways. Here’s what we see as the main price drivers when we give estimates across Bexar County.
- Number of HVAC systems and zones. A single-story ranch in Jefferson or a mid-century home in Terrell Heights has one system. A two-story home in The Vineyard or a newer build in Cibolo with a zoned system has two or more. Each system adds 45 to 90 minutes of work. That’s the single biggest price driver in San Antonio, not square footage.
- Vent count and layout. Older San Antonio homes, especially in neighborhoods like Monte Vista and Olmos Park, often have more individual vent runs per room and tighter crawl spaces. More vents equals more labor. Some historic homes have ducts that run through narrow chases, which means slower, more careful work.
- How long since the last cleaning. Ducts that haven’t been touched in 10 or 15 years, common in homes purchased from original owners, have caked-on dust that standard negative-pressure extraction takes longer to dislodge. We don’t charge a “dirty duct” fee, but the job simply takes longer, and labor time is reflected in the estimate.
- Pet dander and hair volume. San Antonio is a pet town. We’re in and out of homes weekly where two or three large dogs shed into the return vents. That hair mats into the duct walls and requires extra agitation passes with our Rotobrush equipment before extraction.
- Access to the air handler. In many San Antonio homes, the air handler sits in a hot attic that’s 130 degrees in July. Attic access that requires crawling through blown-in insulation to reach the unit adds labor time. Closet-installed handlers, common in newer construction, are faster and less expensive to service.
- Optional treatments. Sanitizing fog and antimicrobial applications add real cost. We quote them separately so you can decline them without any pressure. If someone has allergies or the ducts show signs of past moisture, we’ll explain the option in plain terms and let you decide.
Why San Antonio Dust Levels Make Regular Cleaning Worth Considering
San Antonio sits at the edge of the Hill Country, which means limestone dust. Cedar pollen season runs from December through February and hits hard. Construction dust from the constant new-home building along 1604 and up I-10 toward Boerne settles into neighborhoods. All of it gets pulled into your HVAC system through the returns and deposited in the ducts.
What we see in San Antonio homes is consistent. Within three to four years, most HVAC systems accumulate a fine layer of gray-white limestone dust throughout the return plenum and first few feet of each branch line. Within five to seven years, that layer becomes visible at the supply registers. By ten years, especially in homes with pets or kids, the dust has built into the kind of accumulation that genuinely affects airflow and forces your system to work harder.
Our technicians run professional-grade Rotobrush and Nikro equipment, which combines mechanical agitation with negative-pressure extraction. In plain terms: we loosen what’s stuck, then pull it out of your system rather than blowing it through. The air moving through your home after the job is measurably cleaner, and we verify the work as we go.
Is Air Duct Cleaning Actually Worth It?
For most San Antonio homes, yes. Not because of dramatic marketing claims, but because of what’s actually in the ducts. We’ve pulled drywall dust, pet hair, children’s toys, and in one Madera subdivision home, an entire vent worth of Cheerios that a toddler had posted through a floor register. That’s not a health scare story. It’s just what happens in real houses.
The practical benefits we hear from customers after cleaning:
- Less dust settling on furniture and window sills within a month of the cleaning
- Reduced allergy symptoms during cedar season for family members who react to pollen
- Better airflow from vents that had been partly blocked
- No more musty, dusty smell when the HVAC kicks on
Duct cleaning doesn’t make your HVAC system more energy-efficient in any way that will show up dramatically on your CPS Energy bill, and honest companies won’t claim it will. What it does is remove accumulated material that holds allergens and impedes air movement. For homes that haven’t been cleaned in five-plus years, the difference is usually noticeable in the first week.
How Linden Air Duct San Antonio Handles Pricing
We don’t quote over the phone and then change the number at your door. That’s a common complaint we hear from San Antonio homeowners about other companies, and it’s exactly why our process is different.
Every job follows the same sequence. We inspect your system, we explain what we found in plain language, and we give you a written price before any work begins. That price includes everything required to do the job correctly. If we discover something mid-job that wasn’t visible during the inspection, we’ll stop, explain the situation, and get your approval before doing anything additional. You’ll never receive a surprise invoice after the fact.
The written price is a standing commitment at Linden Air Duct San Antonio, not a promotional offer. It’s part of how we’ve been operating since 2004 as part of the Threshold Group family.
Marcus Veale leads our San Antonio operation, and he holds our team to the Threshold Standard on every job: every technician is background-checked, identity-verified, and photo-badged. Before the visit, you get the tech’s name and photo sent to you. At your door, they show a photo ID badge before entering. You know exactly who is walking into your home before they step across the threshold.
Who Is Coming to Your Door Matters as Much as the Price
Let’s be direct about something most air duct cleaning near me in San Antonio, TX companies won’t say. When you schedule a duct cleaning, you’re inviting a stranger into your home for several hours, often while you’re alone with children or elderly parents. The lowest price in San Antonio doesn’t matter if you feel uneasy about the person standing in your hallway.
Linden Air Duct San Antonio was built around that concern. We’re part of the Threshold Group, which has operated to the Threshold Verified standard since 2004. What that means in practice:
- Every technician completes a background check before they ever wear a Linden uniform
- Every technician’s identity is verified, and that identity is matched to a photo that is sent to you before the appointment
- Every technician arrives in a clean, marked vehicle and a clean uniform with a visible name badge
- Every technician shows a photo ID badge at your door and introduces themselves by name before entering
- Every job gets a written price before work begins, with no exceptions
We also answer our phones with a live person, 24 hours a day, 7 days a week. No voicemail loops. No automated callback queues. When you call (430) 233-7681, a human being picks up and helps you schedule an estimate or answer a question about the process.
What Our Air Duct Cleaning Includes
The service itself follows a clear sequence. Here’s what happens when our tech arrives at your San Antonio home.
First, we inspect. The technician visually checks your supply and return registers, the main trunk lines, and the air handler. We want to see the ducts’ actual condition before recommending any cleaning, and the inspection is free as part of your estimate.
Second, we quote. The written estimate tells you exactly what’s included, how long it’ll take, and what it costs. You approve it before anything else happens.
Third, we clean. We connect our professional-grade Rotobrush or Nikro negative-pressure extraction equipment to the system, seal the registers, and work through each duct run. Mechanical agitation loosens accumulated dust, pet hair, and debris. Negative pressure pulls it into containment, not into your living room. The air handler, blower housing, and evaporator coil are inspected and cleaned as part of the job when accessible.
Fourth, we verify. We walk you through what we removed and answer questions about the condition of your ductwork. If we spot damage, separated joints, or leaks during the cleaning, we’ll show you and explain the repair options in plain terms. Air duct repair is a core service we offer, and every repair we quote is covered by a written guarantee.
If a repair we perform fails within the coverage period, we return for a free second visit. That’s the 365-Day Done Right Promise, and it’s provided in writing on every job. No fine print. No claim forms. If the work is not right, we make it right, backed in writing.
Air Duct Cleaning vs. Air Duct Repair: How the Prices Interact
Sometimes a cleaning reveals a problem. Duct joints separate in Texas attics as temperature swings stress the connections. Flexible ducts can get crushed by shifted insulation or damaged by rodents, which we find in older San Antonio homes more often than people expect, particularly in neighborhoods with mature tree canopy like Terrell Hills and Alamo Heights.
When we find damage during a cleaning, we’ll show you the issue on camera if possible and explain exactly what needs to happen. The repair quote is separate from the cleaning quote. You can approve it then, schedule it later, or decline entirely. Every air duct repair we perform carries a written guarantee, and if a covered repair fails, the second visit is free.
That guarantee tends to surprise people. It shouldn’t. We’ve been part of the Threshold Group family since 2004, and holding ourselves accountable in writing is the whole point of the standard we operate under.
How to Save on Air Duct Cleaning in San Antonio
Duct cleaning is a worthwhile investment, but you don’t need to overpay. Here are practical ways San Antonio homeowners reduce the cost without compromising on quality.
- Clean your dryer vent at the same time. Since the technician is already at your home with equipment staged, adding a dryer vent cleaning costs less than scheduling it as a standalone visit. Separately, dryer vent cleaning runs $95 to $145 in San Antonio, but bundling saves $20 to $40 on the setup fee.
- Change your HVAC filter before scheduling. A clogged filter contaminates the blower area and makes the air handler cleaning take longer. A clean filter going into the job means faster service and less labor.
- Don’t wait a decade. Ducts cleaned every three to five years cost less per visit than ducts that go ten years untouched. Heavy accumulation takes longer to dislodge, and labor is the primary cost driver. It’s genuinely less expensive to clean more frequently than to play catch-up.
- Ask what’s included, not just what it costs. A $299 quote that covers only 8 vents and excludes the air handler ends up costing more than a $425 quote with everything included. Our written estimates itemize every component so the comparison is honest. Call (430) 233-7681 for a free estimate, and ask us to walk you through what’s covered.
- Schedule in spring or fall. HVAC companies in San Antonio are slammed in summer and during the first cold snap. Spring and fall appointments often get more availability, which means more flexibility on scheduling and occasionally better rates.
One thing we won’t do is offer a low teaser price and then pressure you into add-ons at the door. The price we quote is the price you pay, and the estimate is free.
FAQs: Air Duct Cleaning Cost in San Antonio
How much does air duct cleaning cost for a 2,000-square-foot home in San Antonio?
For a single-system, 2,000-square-foot San Antonio home with up to 10 vents, expect to pay between $350 and $500. The final number depends on vent count, system count, and how much accumulation has built up. Call (430) 233-7681 for a free estimate with a written price before any work begins.
Is it cheaper to clean air ducts or replace them?
Cleaning costs $350 to $650 for most San Antonio homes, while replacing ductwork runs $2,500 to $6,000 depending on access and duct length. Cleaning is almost always the right first step, and we’ll tell you honestly if replacement makes more sense. If we recommend air duct repair instead, every repair carries a written guarantee.
Can you clean air ducts the same day I call?
In many cases, yes. Our live-answer phone team at (430) 233-7681 can check same-week and same-day availability for San Antonio and surrounding areas. Whether you’re in the home office in Stone Oak or near Lackland AFB, we’ll let you know what’s available and give you a written price before starting.
How much does it cost to clean just the return ducts?
Standalone return-side deep cleaning typically adds $80 to $120 on top of a full-system cleaning in San Antonio. We quote it as a line item so you can see exactly what it adds. If your return is heavily contaminated, we’ll show you before recommending it.
Does air duct cleaning reduce my electric bill in San Antonio?
Some San Antonio homeowners see a modest reduction in CPS Energy bills after removing heavy buildup that restricted airflow, but the difference is typically $10 to $25 per month during peak summer. The bigger benefit is reduced dust, fewer allergy triggers during cedar season, and better air movement. We’d rather set an honest expectation than promise savings that won’t materialize. Call (430) 233-7681 and we’ll walk through what you can reasonably expect for your system.
Get a Written Price Before You Commit
If you’re in San Antonio and want to know exactly what air duct cleaning will cost your specific home, call Linden Air Duct San Antonio at (430) 233-7681. The estimate is free, the price is written before any work begins, and a real person answers the phone 24 hours a day, 7 days a week.
When the technician arrives, their name and photo have already been sent to you. They’ll show a photo ID badge at the door. The work will be thorough, the equipment professional-grade, and the price will match the estimate to the dollar. That’s the Threshold Standard Marcus Veale has held our San Antonio team to since day one.
Pricing reflects the San Antonio market as of 2026. Linden Air Duct San Antonio offers free estimates – call (430) 233-7681.
Written by Marcus Veale, Owner at Linden Air Duct San Antonio, serving San Antonio since 2004.
What Our Customers Say
"Good result and fair price. Had to reschedule once because of their truck trouble, but the new time was smooth and the tech knew the house already."
- Wayne G."Allergy season was brutal for my kid. After the cleaning there was a noticeable drop in sneezing at night. They also replaced a cracked flex duct in the attic."
- Omar D."We had construction dust packed into every register after a remodel. They sealed off the returns, used negative pressure, and left the floors cleaner than they found them."
- Paul E.