Ductless AC Services San Antonio
Honeycomb Heating and Cooling installs and repairs ductless mini-split systems across all of San Antonio — from King William’s century-old casitas to Stone Oak bonus rooms your central system can’t reach. Single-zone installation from $5,000. Repairs same visit when possible. Free in-home estimate. Licensed TACLA140435E, 5.0★ from 715+ neighbors. Call (210) 972-7930.
🏡 San Antonio’s Zoning Gap — Where Central Systems Can’t Go
Thousands of San Antonio homes have spaces their central AC physically can’t serve: a converted garage in Helotes, a detached casita in Monte Vista, a 2022 room addition bolted onto a 1970s ranch in Leon Valley. Running new ductwork means tearing into finished ceilings, original plaster walls, or attic decking — damage that often costs more than the system itself. A ductless mini-split solves each zone independently, through a single 3-inch wall penetration, without touching your existing infrastructure.

start with a
no pressure visit
We’ll Inspect your system, explain what we see, and let you decide what’s best for your home.
Call Now: (726) 233-6044
REPAIR | INSTALLATION | TUNE-UP: We’ll provide the facts, then you pick the fix that fits your budget.

100% Satisfaction Guarantee
Responsive & Timely Service
Licensed, Bonded, & Insured

What Is Ductless AC in San Antonio, TX
Ductless AC — also called mini-split systems — deliver zoned cooling directly to a room or space without requiring ductwork to connect it to your central system. In San Antonio, this technology solves a specific problem affecting thousands of homes: spaces that need independent cooling but can’t be served by the existing duct network.
San Antonio’s diverse housing stock creates these scenarios constantly. Historic homes in King William and Southtown — where original plaster walls and balloon-frame construction make duct runs prohibitively destructive — are ideal candidates. So are room additions and casitas common in Stone Oak, Helotes, and Alamo Ranch, where new square footage was built without tying into the central system.
Honeycomb installs and repairs ductless systems city-wide. Single-zone installation starts at $5,000 — we provide a free in-home estimate and size the system to your specific layout. Multi-zone systems are quoted after the estimate. Repairs range from $300–$2,500 depending on the component. Licensed TACLA140435E.
What We Do
Ductless AC Services We Provide
- Single-zone mini-split installation from $5,000 sized to your room’s square footage and sun exposure
- Multi-zone system installation for homes needing 2+ independent cooling areas contact for quote after free estimate
- Ductless AC repair: refrigerant recharges, sensor faults, drain line clogs, compressor issues, electrical failures
- Free in-home estimate for all installations, we assess your space before quoting anything
- Same-day repair service when not fully booked, most common parts stocked on every truck
- Full written inspection and performance report included with every service call
- Comfy Club members receive priority scheduling and 10% off all future repairs
📊 Ductless AC in San Antonio — By the Numbers
$5K
Single-zone mini-split installation transparent price, no hidden fees
$300
Starting repair cost, most SA ductless repairs resolved in same visit
1 day
Typical single-zone installation time, 4 to 6 hours start to finish
3 in
Wall penetration required, all that separates your space from independent cooling
715+
5-star Google reviews from San Antonio homeowners across the city
Where Ductless AC Solves Real
San Antonio Problems
Every ductless installation Honeycomb does starts with a specific local problem not a generic sales pitch. These are the situations we see every day across San Antonio.
🏛️ King William & Monte Vista Historic Homes
Century-old homes with plaster walls, balloon-frame construction, and shallow attic cavities make duct installation a structural risk. A mini-split cools each room independently with no demolition preserving original millwork and plaster that simply can’t be replaced.
🔧 Room Additions in Stone Oak & Shavano Park
Newer additions bolted onto existing homes often sit at the end of a duct run never designed to reach them. The central system can’t compensate the addition stays hot. A ductless zone fixes this without retrofitting or resizing the entire duct network.
🏡 Casitas & Detached Structures in Helotes & Alamo Ranch
Detached guest casitas and converted garages sit outside the central system’s reach entirely. A single-zone mini-split provides dedicated cooling sized to the structure’s square footage and sun load without extending or tapping your existing ductwork.
🌡️ Older Ranch Homes in Leon Valley & Lackland City
1960s and 1970s ranch homes on the southwest side were built with undersized duct systems. Adding a ductless zone to the hottest rooms addresses airflow imbalance without a full duct replacement a fraction of that cost, same comfort result.
How Our Ductless AC Process Works in San Antonio
Whether you need a new system installed or an existing one repaired, here’s what to expect when you schedule with Honeycomb.
1. Schedule Your Service
Call (726) 233-6044 or book online. Alejandra Sotelo, our bilingual CSR schedules your visit for any San Antonio neighborhood. Installation? Free in-home estimate. Repair? Same-day available if not fully booked. Most appointments within 1–2 business days.
Hablamos Español
2. Home Assessment — Sized for Your Specific Space
For installations, Sergio or Angel Alfaro evaluate your layout, the space to be cooled, insulation quality, and existing system coverage. A casita in Leon Valley needs a different setup than a bonus room in Stone Oak or a historic home in Monte Vista. We size the system to your situation, not a template. For repairs, full diagnostic before quoting.
Free Estimate — No Obligation
3. Transparent Quote — No Surprises
You get a transparent written quote before any work begins. Single-zone installations start at $5,000, multi-zone systems quoted based on your layout. Repairs run $300–$2,500 depending on the issue. No hourly charges, no hidden fees. You approve or we leave, no charge for the estimate or diagnosis.
4. Installation or Repair Day
Licensed technicians complete the job in a single visit when possible. Single-zone installs typically take 4–6 hours. We carry parts for the most common ductless repair types: refrigerant recharges, sensor replacements, drain line clogs, and electrical faults. Your home stays clean and we confirm everything is running before leaving.
Background-Checked Technicians
5. System Testing & Walkthrough
We run a full performance test before leaving, confirming airflow, temperature control, and cooling output under San Antonio’s heat load. You receive a written report of everything completed, what to watch for, and when to schedule the next service. Not just a verbal rundown a document you can keep.
Written Report Included
6. Post-Service Support
Have questions after your service? Our team is here. Comfy Club members, you receive priority scheduling and 10% off all future repairs, keeping your San Antonio ductless system running efficiently through 100°F+ summers for years to come.

Affordable Pricing. Experienced Team.
Why San Antonio Homeowners Choose Honeycomb for Ductless AC
They’re Your Neighbors, Not a Franchise
Omar Castilleja and Brandon Caputo founded Honeycomb in San Antonio not a corporate office in another state. Brandon moved here after years in construction and home services, seeing first-hand how contractors overcharged homeowners who couldn’t tell the difference. 5.0★ from 715+ Google reviews from real San Antonio homeowners backs that up.
Free In-Home Estimate — No Pressure, No Obligation
Every ductless installation starts with a free in-home estimate. We come to your San Antonio home, assess your layout, and recommend the right system for your space. Transparent written quote no hourly estimates, no surprises. You approve before any work begins or we leave at no charge.
Built for San Antonio Homes — Not Just Any House
We specialize in the situations where ductless makes the most sense in this city: room additions, detached casitas, converted garages, and historic homes in King William and Southtown where running new ducts isn’t practical. We service these every day across San Antonio.
Installation from $5,000 — Repair from $300
Single-zone installation starts at $5,000, no surprises. Repairs range from $300–$2,500 depending on the issue. Upfront pricing before we touch anything. Zero-interest financing available call for details.
Credentials That Are Verifiable
License TACLA140435E. A-Rated BBB Accredited. Backed by Honeycomb’s workmanship warranty. Recognized as one of the Best HVAC Companies in San Antonio by MySanAntonio. These aren’t claims they’re checkable facts.
Schedule Service
Schedule Ductless AC Service in San Antonio
Whether you’re installing a new ductless system or need an existing one repaired, Honeycomb is ready to help. Free in-home estimates for installations. Same-day repair service available if not fully booked.
We serve every neighborhood across San Antonio north side, south side, east side, west side, and everywhere in between. If you’re in San Antonio, we come to you. Most appointments scheduled within 1–2 business days.

Your Technicians
The Honeycomb Install
& Repair Team
Install Technician · 5 Years
Sergio brings 5 years of ductless installation experience to every job, working alongside Angel on multi-zone systems and complex historic home installs. His attention to detail on the finishing work wall penetrations, refrigerant line sets, drain routing is evident from the first visit.
Alamo Ranch · Monte Vista · Stone Oak
Install Technician · 5 Years
Angel is one of Honeycomb’s primary ductless installation technicians, with 5 years working across San Antonio’s most varied home types from King William historic properties to newer Helotes casitas. Outside of work, Angel enjoys singing and performing.
Stone Oak · King William · Helotes
Service & Install Tech · 4 Years
Gil handles both ductless service and installation calls, giving him a full view of how these systems perform over time in San Antonio’s climate. In 4 years with Honeycomb he’s become the go-to tech for difficult repairs and combination service-plus-install visits. Likes fishing and playing soccer.
Leon Valley · Converse · Universal City
What Our Customers Say
I was really stressed about our AC issue today, but they took care of everything from diagnosis to repair in one visit. The technician was incredibly thorough, explained everything clearly, and spent nearly five hours working on our unit to make sure it was properly fixed.
I truly appreciate the professionalism, dedication, and attention to detail. Especially thankful to the technician ( Javier Almarza ) for not rushing the job and for taking the time to get everything right. We’re so grateful for the help, especially in this heat!
Honeycomb Heating & Cooling are the only ones who took the time to explain everything to me. The others just come out and look around and try to bill me, not these guys. Technicians Aaron and Manuel were very quick, efficient, professional, and got the job done in time for Thanksgiving! Muchisimas gracias!!
Fast, friendly, and extremely knowledgeable. Aaron B. arrived at my home within an hour of my call and quickly had my AC running again. He took the time to clearly explain everything, answered all of my questions, and provided helpful insight into my system. I was so impressed that I signed up for their membership program, which will help extend the life of my unit. Before leaving, Aaron performed a full walkthrough and showed me the recommended repairs, clearly outlining what was urgent and what could wait. Excellent service from start to finish.
Deals & Specials
FINANCING AVAILABLE VIA GREENSKY
Flexible payment options to fit your budget. Contact us today to see if you qualify for GreenSky financing.
Free Nuve Thermostat with Install
Control your home temperature from anywhere. Can’t be combined with other offers.
Zero Interest with No Monthly Payment
Call for more details. Can’t be combined with other offers.
San Antonio Neighborhoods We Serve
Ductless AC is especially common in San Antonio’s older neighborhoods and homes with additions areas where running new ductwork isn’t practical. Honeycomb installs and repairs ductless systems across all of San Antonio, TX, from the far north side down to the historic core and everywhere in between.
Full San Antonio Coverage — Every Neighborhood, Every Zip Code
Don’t see your neighborhood listed? We still serve it call (726) 233-6044 to confirm same-day availability.
North San Antonio
- Stone Oak
- Dominion
- Far North Central
- Timberwood Park
- Bulverde
East & Northeast
- Live Oak
- Converse
- Universal City
- Northeast SA
- Schertz
West & Northwest
- Leon Valley
- Braun Station
- Far West Side
- Alamo Ranch
- Helotes
South San Antonio
- South SA
- Southeast SA
- Terrell Hills
- Thousand Oaks
- West SA
Downtown & Inner City
- King William
- Southtown
- Midtown
- Downtown SA
- Medical Center

Ductless AC FAQ — San Antonio
How much does ductless AC cost in San Antonio?
Ductless AC installation in San Antonio starts at $5,000 for a single-zone system. Multi-zone systems are quoted based on your specific layout contact us for a free in-home estimate. Repairs range from $300–$2,500 depending on the issue. Transparent quote before any work begins. Call (726) 233-6044 to schedule.
Why do San Antonio historic homes need ductless AC instead of central systems?
Historic homes in King William, Monte Vista, and Alamo Heights were built before central ductwork was standard. Running new ducts through their plaster walls, original woodwork, and tight attic cavities causes permanent structural damage that can cost more than the system itself. Ductless mini-splits deliver zoned cooling through a single 3-inch wall penetration no demolition, no damage to century-old interiors that can’t be replicated.
What types of San Antonio homes benefit most from ductless AC?
San Antonio homes that benefit most: historic properties in King William and Monte Vista where ductwork would damage original structures; room additions and bonus rooms in Stone Oak and Alamo Ranch the central system can’t reach; detached casitas and converted garages throughout Helotes and Alamo Ranch; and older ranch homes in Leon Valley or the southwest side where existing ducts are undersized for today’s heat loads.
Can ductless AC cool a converted garage or casita in San Antonio?
Yes, this is one of the most common use cases Honeycomb handles in San Antonio. Detached casitas and converted garages sit outside the central system’s reach. A single-zone mini-split provides dedicated cooling without tapping into your existing ductwork. We size the system to the square footage and sun exposure of your specific structure at the free in-home estimate.
How quickly can ductless AC service be scheduled in San Antonio?
Honeycomb schedules ductless AC repair and installation across all of San Antonio same day if not fully booked, most appointments within 1–2 business days. Free in-home estimates for installations available within the same timeframe. Call (726) 233-6044 to schedule.
Should I repair or replace my ductless AC system in San Antonio?
For systems under 10 years old with a single repair need, repair is typically the right call ductless repairs run $300–$2,500. For systems over 10 years old in San Antonio’s demanding climate, or those requiring repeated refrigerant recharges, replacement often provides better long-term value. Honeycomb gives you an honest assessment at the free in-home visit no pressure either way.
What should I check before calling for ductless AC repair?
Before scheduling, check that thermostat settings are correct, the circuit breaker hasn’t tripped, and the air filter is clean. If the system still isn’t cooling after those checks, a professional technician can identify the issue quickly. Call (726) 233-6044 same-day service available if not fully booked.
Honeycomb Heating & Cooling (TACLA140435E) is a San Antonio-based, locally owned HVAC company. We are not affiliated with Honeywell or any national brand.


