Top Emergency HVAC Services in San Antonio, TX,  78023  | Compare & Call

San Antonio HVAC Company

San Antonio HVAC Company

San Antonio, TX
Emergency HVAC Services

Phone : (888) 996-4787

San Antonio HVAC Company offers HVAC repair and maintenance in San Antonio, Texas. The company works with common furnace and AC systems and provides clear recommendations without pressure.
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Lukas Jones Heating And Cooling

Lukas Jones Heating And Cooling

★★★★★ 5.0 / 5 (1)
San Antonio TX 78253
Heating & Air Conditioning/HVAC

For reliable heating and cooling service in San Antonio, TX, Lukas Jones Heating And Cooling handles HVAC installation and repair. Their skilled technicians are available for your system needs throughout the week, offering dependable service to residents in Carrizo Springs and Lakehills.

Elliott Air

Elliott Air

★★★★★ 5.0 / 5 (1)
San Antonio TX 78253
Heating & Air Conditioning/HVAC

Elliott Air provides reliable HVAC installation, repair, and maintenance for San Antonio, TX, and nearby communities like Carrizo Springs. Known for trustworthy service, their skilled technicians are available for urgent heating and cooling needs. They keep local homes comfortable with dependable system care.

Anytime A/C and Heating

Anytime A/C and Heating

San Antonio TX 78251
Heating & Air Conditioning/HVAC

With over 15 years of service in San Antonio, TX, Anytime A/C and Heating provides reliable HVAC repair, installation, and maintenance. This Factory Authorized Carrier Dealer is known for great prices and quality work, using ENERGY STAR products to improve efficiency. They offer free estimates and serve areas including Carrizo Springs, Lakehills, Shavano Park, and Castroville.

AMS Mechanical Service

AMS Mechanical Service

San Antonio TX 78214
Heating & Air Conditioning/HVAC, Plumbing

AMS Mechanical Service provides trusted HVAC installation and plumbing solutions in San Antonio, TX. With over 20 years of industry experience and a team of expert craftsmen, they deliver reliable 24/7 emergency service. Their commitment is to solve your problem completely, ensuring lasting comfort for your home or business.

Extreme Air Duct Cleaning and Restoration Services

Extreme Air Duct Cleaning and Restoration Services

★☆☆☆☆ 1.2 / 5 (5)
12330 Vance Jackson Rd, San Antonio TX 78230
Heating & Air Conditioning/HVAC, Damage Restoration, Air Duct Cleaning

For over 20 years, Extreme Air Duct Cleaning and Restoration Services has been a trusted provider in San Antonio, TX. They specialize in air duct cleaning, HVAC repair, and emergency damage restoration, serving areas like Luling and Scenic Oaks. Their experienced team focuses on improving indoor air quality and system performance for local homes and businesses.

Jack Frost HVAC Solutions

Jack Frost HVAC Solutions

San Antonio TX 78255
Heating & Air Conditioning/HVAC

Jack Frost HVAC Solutions is a family-run heating and air conditioning company serving San Antonio, TX. Their skilled technicians provide AC installation, heat pump service, and ductwork repair, focusing on energy-efficient systems for homes in Scenic Oaks and Cross Mountain. Known for honest pricing and reliable work, they are a trusted local provider for HVAC repair and maintenance.

Alltex Handyman Services

Alltex Handyman Services

San Antonio TX 78242
Handyman, Drywall Installation & Repair, Heating & Air Conditioning/HVAC

Alltex Handyman Services provides skilled repair and installation work for homeowners in San Antonio, TX. Their licensed and insured technicians handle everything from plumbing and drywall to appliance setup and HVAC repairs. Available for extended hours, they bring reliable solutions to Scenic Oaks and Castroville.

Kool Kat A/C Heating/ Home Repair

Kool Kat A/C Heating/ Home Repair

San Antonio TX 78253
Heating & Air Conditioning/HVAC

Kool Kat A/C Heating & Home Repair is a San Antonio, TX team with years of trusted service. As state-certified HVAC contractors, they handle installation, repairs, and maintenance for lasting comfort. Owner Basilio Carrillo built this family business on hard work and integrity, serving Scenic Oaks, Lakehills, and Woodcreek with reliable workmanship for your heating and cooling systems.

Home Services at The Home Depot

Home Services at The Home Depot

★☆☆☆☆ 1.0 / 5 (1)
4909 Windsor Hill, San Antonio TX 78239
Flooring, Windows Installation, Heating & Air Conditioning/HVAC

In San Antonio, TX, Home Services at The Home Depot connects Windcrest homeowners with reliable, insured contractors. Key services include floor installation and repair, window replacement, and HVAC system maintenance and installation. Available for extended hours seven days a week, they provide a trusted resource for local home improvement projects.

Restaurant Repair Company

Restaurant Repair Company

★★☆☆☆ 2.0 / 5 (8)
9911 N IH 35, San Antonio TX 78233
Appliances & Repair, Heating & Air Conditioning/HVAC, Water Heater Installation/Repair

Restaurant Repair Company provides dependable appliance and HVAC services in San Antonio, TX. With over 30 years in the field, their skilled technicians offer 24-hour emergency support for installations and repairs, from stoves to water heaters. This trusted local business serves Windcrest, Woodcreek, and surrounding areas with same-day response.



A Guide to Reliable HVAC Service in San Antonio, TX

When the San Antonio heat index climbs over 100°F or a rare South Texas freeze rolls through, your home's comfort system isn't just a luxury—it's essential. This guide will help you understand everything about HVAC service in San Antonio, TX, from routine maintenance to handling a late-night emergency. Whether you're in Alamo Heights, Stone Oak, or downtown, knowing your options brings peace of mind.

What HVAC Service Covers for San Antonio Homeowners

HVAC service here is a year-round partnership. It starts with preventive maintenance, like our spring AC tune-up before the brutal summer and a fall furnace check before any chilly spells. But it also means being ready for repairs, big and small. For many local families, it includes the critical safety net of 24/7 emergency HVAC service. We provide same-day HVAC service for those urgent but not life-threatening issues, like an AC struggling on a hot day. Think of it as full-spectrum care for your home's heating and cooling, tailored to our unique climate.

Defining a True HVAC Emergency in Our Community

Not every problem requires a midnight call. A true emergency puts your home, safety, or health at immediate risk. In San Antonio, we consider these situations emergencies: a complete loss of heat when temperatures are near or below freezing; a total AC failure during a dangerous heatwave; any smell of gas or a carbon monoxide alarm sounding; visible smoke or strong burning odors from the unit; or a major water leak from your indoor AC unit that's causing flooding. In these cases, waiting until morning isn't safe.

How San Antonio's Climate Tests Your HVAC System

Our weather is tough on equipment. The relentless summer heat and humidity force AC units to run constantly, leading to wear on compressors and clogged condensate drains. Our dusty environment and high pollen count can quickly dirty filters and coils, reducing efficiency. In older neighborhoods like King William or Monte Vista, you might find aging gas furnaces that need careful monitoring. Newer homes in areas like The Dominion often use heat pumps, which work hard in both summer and our mild winters. Whether it's a central system, a ductless mini-split, or a packaged unit, the local elements demand vigilant HVAC service.

Common HVAC Issues We See Across San Antonio

We've helped thousands of local homeowners. Just last summer, a family in Leon Valley called because their AC was blowing warm air on a 105°F day—a failing capacitor was the culprit, a common fix. In winter, a homeowner in Terrell Hills had no heat; a dirty flame sensor in their furnace just needed cleaning. Other frequent calls include AC units leaking water inside (usually a blocked drain line), frozen evaporator coils from low refrigerant, and thermostats failing due to power surges from our occasional storms. We also take carbon monoxide risks seriously, especially in homes with older gas appliances.

Emergency HVAC vs. Same-Day vs. Routine Service: Knowing When to Call

This is key for any homeowner seeking HVAC service. Call for emergency HVAC service immediately for the safety issues listed above. For same-day HVAC service, think of problems like reduced cooling on a hot day, strange noises during operation, or a thermostat that's acting up—you need it fixed quickly, but it's not an immediate danger. Schedule routine HVAC service for your seasonal tune-ups, minor airflow concerns, or planning a system replacement. Understanding this difference helps you get the right help at the right time.

Understanding HVAC Service Costs in San Antonio

We believe in transparency. Most service calls begin with a standard diagnostic fee, which covers the technician's time to pinpoint the problem. For emergency or after-hours calls, there is typically an emergency call-out fee on top of that, and labor rates may be higher. Hourly labor, plus the cost of any parts, makes up the remainder. For example, a common daytime AC repair like replacing a capacitor might cost between $250-$400. An emergency furnace repair on a cold night, involving a new ignitor and after-hours rates, could range from $500-$800. These are estimates; we always provide a clear quote before any work begins.

Signs You Need Immediate HVAC Service

  • No heat during freezing weather.
  • Your carbon monoxide alarm is sounding.
  • You smell natural gas or rotten eggs (mercaptan odorant).
  • You see smoke or smell burning electrical odors from the unit.
  • Water is pooling from your indoor AC unit or air handler.
  • There are loud banging, screeching, or buzzing noises.
  • Your AC has completely failed during a period of dangerous heat.

Safety Checklist While You Wait for Help

  • If you smell gas, evacuate immediately and call your gas company from outside.
  • If the CO alarm sounds, get everyone, including pets, outside to fresh air and call 911.
  • If it's safe to do so, turn off the HVAC system at the thermostat and the circuit breaker.
  • Keep away from any electrical components that are sparking or smoking.
  • Move children, elderly family members, or anyone with health conditions to a safe, temperate location.
  • Remember: never attempt repairs on gas lines or high-voltage electrical components yourself.

Local Codes and Why Professional Service Matters

San Antonio and Bexar County have specific codes for HVAC work. Proper furnace venting is critical to prevent CO poisoning. Handling refrigerant, required for AC and heat pump service, requires an EPA 608 certification. Major installations like a new system often need a permit from the city. Using a licensed, insured HVAC service provider ensures the work is done safely, correctly, and in compliance with all local regulations—protecting your home and your investment.

What to Expect for Response Times in San Antonio

When you call for emergency HVAC service, our goal is to have a technician dispatched and on the road quickly. In the San Antonio metro area, typical response times can range from 60 to 180 minutes, depending on traffic, severe weather, and your specific location relative to our technicians. We navigate major arteries like I-10, I-35, Loop 1604, and US-281 to reach neighborhoods from the Medical Center to Schertz as fast as safely possible.

Your Local Partner for Home Comfort and Safety

Navigating HVAC service in San Antonio, TX, requires a local partner who understands our weather, our homes, and the urgency when things go wrong. From planned maintenance to urgent repairs, we're here to keep your family safe and comfortable year-round.

San Antonio Emergency HVAC provides trusted HVAC service in San Antonio, TX, including 24/7 emergency response and same-day repairs. Call (888) 996-4787 now for immediate dispatch.





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