How much does it cost to replace an AC system in San Antonio, TX?
Full AC system replacement in San Antonio, TX typically runs $6,500–$12,000 installed for a standard-efficiency system, including the outdoor unit, indoor coil, and labor. High-efficiency systems run $10,000–$16,000 but can cut cooling bills 20–40%. Quotes vary mostly on sizing and ductwork condition — get the load calculation, not just a tonnage guess.
What you can check yourself
- Ask each bidder for their load calculation (Manual J) — a quote without one is a guess.
- Compare like-for-like efficiency (SEER2 rating) across quotes.
- Ask about utility rebates and federal tax credits in the quote — good installers itemize them.
Typical cost
Typical installed range in San Antonio, TX: $6,500–$12,000 standard; $10,000–$16,000 high-efficiency. Ductwork replacement, if needed, adds $2,000–$5,000.
When to call a pro
This is a get-three-quotes job. The cheapest bid without a load calculation usually becomes the most expensive system you own.
HVAC pros in San Antonio, TX
- Air time · San Antonio, TX · +12109004232
- Crown Heating & Cooling San Antonio · 919 S Alamo St, San Antonio, TX · +17262684631
- San Antonio Air Conditioning and Repair · 889 E Market St, San Antonio, TX · +12108532763
- Clean Air Heating & Air Conditioning · 115 E Myrtle St, San Antonio, TX · 12103707333
- Air Plus San Antonio LLC · 315 Drake Ave, San Antonio, TX · +12109977587
- AZ Tech America · 438 W Baylor St, San Antonio, TX · +12108188932
- AAA Prestige AC and Heating · Center St, San Antonio, TX · +12106297523
- Aac Air Conditioning San Antonio · 627 Burnet St, San Antonio, TX · (210) 764-9863
Get free quotes from San Antonio, TX pros →
Data by Servik — verified local pros from official license records and public sources. Cost figures are typical ranges, not quotes; a pro's written estimate is the real number.