
Car Locksmith in San Antonio, TX
Mobile car locksmith — locks, ignitions, and keys, on-site.
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Told to you up front.
- Type of car locksmith work, from ignition repair to car lock repair or a straight lockout
- Vehicle year, make, and model
- Location in the metro, from central San Antonio to Boerne, Seguin, or New Braunfels
- Time of day, with overnight and holiday calls factored in
Since 2023, our techs have performed 4,300+ locksmith services in San Antonio — car lockouts, key replacement, and key programming — with 1,200+ in the last 12 months alone.
Counts from our dispatch system — completed jobs only, 2023 to present, as of September 2026.
A car locksmith call in San Antonio usually starts at an odd hour and an odd place. A nurse coming off a twelve-hour shift in a South Texas Medical Center garage. A driver back at the Loop 1604 park-and-ride after a long day. A family at a Stone Oak driveway with a fob that suddenly stopped working. Our mobile car locksmith in San Antonio covers all of it, 24 hours a day, with a technician who brings the auto locksmith tools to your vehicle instead of asking you to come to a shop. The local number is (210) 762-4569.
What a car locksmith in San Antonio actually handles
Car locksmith is an umbrella for several jobs that all happen at the vehicle. Beyond a straight car lockout, an automotive locksmith handles broken keys snapped off in a door or ignition, fob batteries and dead remotes, car lock repair when a cylinder sticks or a door lock stops turning, and ignition repair where the key turns but the car will not start or will not turn at all. Same dispatch, same phone number, different toolkit pulled from the van once the technician knows what the call actually is. If the job turns out to be a car key replacement or key programming for a modern transponder key, we handle that too and quote it before the work starts.
24 hour car locksmith service for a shift-work city
San Antonio runs on shift work, and that is exactly why a 24 hour car locksmith matters here. The Medical Center hospitals rotate staff through the night, JBSA-Lackland, Fort Sam Houston, and Randolph AFB run their own around-the-clock schedules, and the downtown service industry around the River Walk and the Pearl empties parking garages well past midnight. A nine-to-five locksmith is no use to a respiratory therapist clocking out at 3 AM or a base contractor coming off a swing shift near Universal City. Dispatch is staffed every hour, including weekends and holidays, and a technician routes from wherever the nearest van is when the call comes in off I-10, I-35, I-37, US-281, or Loop 410.
Heat plays into it too. Summer days in San Antonio push past 100, and a vehicle left in a Stone Oak lot or a downtown garage gets unsafe fast if a child or pet is locked inside with the engine off. If anyone is trapped, call 911 first. Otherwise tell dispatch it is a hot-weather car lockout so it is queued as priority and the nearest mobile technician is routed straight to you.
Mobile auto locksmith coverage across the metro
Our mobile auto locksmith reaches the whole metro, not just the central neighborhoods. That includes Alamo Heights, Castle Hills, Southtown, and Leon Valley inside Loop 410; the I-35 corridor suburbs of Schertz, Cibolo, Universal City, Live Oak, Converse, and Selma toward Randolph AFB; the Hill Country to the northwest at Boerne and Helotes; the US-281 stretch through Stone Oak; and the I-10 East run out to Seguin and the I-35 North drive to New Braunfels. San Antonio International Airport (SAT) sits right off US-281 and Loop 410, so a dead fob in long-term parking is a routine call. The further out the job, the more useful a highway exit or cross streets are; a subdivision name alone often is not enough.
Ignition repair and car lock repair on site
The uniquely local part of automotive work in San Antonio is heat and grit. Summers past 100 degrees and fine caliche dust work their way into cylinders, so a worn ignition that turns hard in July is a common San Antonio call, not a rare one. Ignition repair means getting a technician to the vehicle who can diagnose whether the cylinder, the key, or the wafer set is the problem, then rebuild or replace the cylinder at the curb. Car lock repair covers door locks that bind, trunk locks that will not release, and cylinders worn smooth from years in the Texas sun. Both are done at the vehicle wherever it sits, a Southtown side street, a Medical Center garage, or a driveway out in Cibolo, and the quote is given on the phone before the technician rolls.
What a car locksmith costs in San Antonio
Price depends on the work, the vehicle, the location, and the time of day. A straight lockout in central San Antonio prices differently from ignition repair in Boerne at 2 AM. Dispatch quotes the number on the call, before a technician is sent, and that quote is what gets paid when the job is done. A mobile auto locksmith is usually cheaper than a tow to a dealer, since the key or the ignition is handled where the car sits instead of paying for a tow truck plus dealer labor. The honest part of the conversation is that a call that sounds like a lockout sometimes turns out to be a dead fob or a job that needs key programming. If that happens the technician explains the change on site and a new quote is given before any further work starts.
Car locksmith service in the San Antonio suburbs
We cover the whole San Antonio metro, with dedicated local dispatch pages for each surrounding city — tap yours for coverage, pricing, and the areas we work:
Auto Locksmith in San Antonio
Looking for an auto locksmith in San Antonio? Our mobile automotive locksmiths handle car lockouts, lost keys, key fob programming, and ignition issues on-site — for all makes and models, 24/7.
Car Locksmith in San Antonio — common questions
Is there a car locksmith open now in San Antonio at night?
Yes. Dispatch is staffed 24 hours a day across San Antonio, including overnight, weekends, and holidays. Late-night calls are common around the Medical Center garages after hospital shift change, around the River Walk and downtown lots after restaurants close, and along the I-35 corridor suburbs near Randolph AFB where shift hours do not match a standard workday. When you call, dispatch gives a live ETA based on the nearest available technician and where you actually are.
How much does a car locksmith cost in San Antonio?
Car locksmith service starts around $59, and the final price depends on the type of job, the vehicle, the location in the metro, and the time of day. A straight lockout in central San Antonio is priced differently from ignition repair or car lock repair out in Boerne or Seguin, and overnight calls factor in too. The number is quoted on the phone before a technician is dispatched, so there is no guessing on arrival. A mobile visit is generally cheaper than a tow plus dealer labor.
What does a car locksmith do besides unlock the door?
An auto locksmith handles far more than a car lockout. That includes ignition repair when the key turns but the car will not start, car lock repair for doors and trunks that stick or bind, broken keys extracted from a door or ignition, and fob battery and dead remote issues. Describing the actual problem on the phone matters more than picking the right label, because dispatch sends the technician with the toolkit that matches the call.
How does a car locksmith decide what my vehicle needs?
If you are locked out or your ignition or door lock is failing, that is core car locksmith work and it is handled on site. If your key is lost or the chip has stopped talking to the car, that crosses into a related service the same technician can still cover. It often starts as one call: a technician arrives for what sounds like a lockout, finds a dead transponder key, and quotes the follow-on work before doing it. Tell dispatch the year, make, and model so the right equipment comes with the van.
Do you handle ignition repair on site in San Antonio, or do I need a tow?
Most ignition repair is done at the vehicle. San Antonio heat and caliche dust wear cylinders down, so a key that turns hard or an ignition that will not turn at all is a routine call here. A technician diagnoses whether it is the cylinder, the key, or the wafers, then rebuilds or replaces the cylinder wherever the car sits, from a Stone Oak driveway to a Medical Center garage. A few late-model vehicles need a dealer-only step, and dispatch flags that on the phone when you give the year, make, and model.
Can a mobile car locksmith reach me out in Schertz, Cibolo, or New Braunfels?
Yes. The mobile auto locksmith covers the I-35 corridor suburbs of Schertz, Cibolo, Universal City, Live Oak, Converse, and Selma, plus Boerne and Helotes to the northwest and New Braunfels and Seguin at the edges of the metro. The further out the call, the more a highway exit or cross streets help the technician find you fast. Dispatch routes from the nearest van, so a Cibolo driveway off I-35 is as workable as a downtown garage.
Do you reach vehicles on JBSA-Lackland, Fort Sam Houston, or Randolph AFB?
Vehicles on JBSA-Lackland, Fort Sam Houston, and Randolph AFB sit behind controlled gates, so access depends on base rules and your status on base. The useful step is to tell dispatch up front that the vehicle is on base and which gate it is closest to, so the technician can plan the approach. The locksmith work at the vehicle is the same whether it is on base or in a Universal City driveway off Pat Booker Road.
Where can I get a cheap car key replacement in San Antonio?
Anywhere in the San Antonio metro, and the answer is mobile rather than a shop address — a technician drives to the vehicle, so the useful question is not where we are but how fast someone reaches where you are. Give the dispatcher a street number and a ZIP, or the name of the garage level or lot you are parked in, and you get a fixed price for the locksmith before anyone is sent. Coverage runs across the city and the surrounding suburbs, 24 hours. Starting price is $75. If you would rather compare, the two things worth asking any company are whether the quote is all-in and whether they will give it before dispatch — the bait-and-switch trade will not.
Is locksmith cheaper than dealership?
A mobile locksmith is almost always cheaper, and the gap is widest when the car cannot be driven. The dealer quotes parts at list, adds labour, and you still have to get the vehicle there — a tow you are paying for on top. A locksmith comes to the car: in San Antonio that starts at $75, with the key cut and programmed where it sits. The dealer is the better call in two specific cases: a vehicle still under warranty where a third-party key could complicate a claim, and a handful of high-security European models whose keys are only issued through the franchise network. For everything else, the locksmith wins on both price and time.
See what our customers say...
I requested a lock out service call on a Saturday afternoon. Their dispatcher was very friendly and accommodating. From the time I confirmed the request till I was back on the road was less than 30 min total. Professional, skilled, fast, and affordable services overall!
Josh was great!! This worried momma lives about 2 hours from her college student. He helped way more than was needed and I am very grateful!!
10/10 Definitely recommend! Casey did a great job came out with no delay and even beat the storm to help me out!
Absolutely top notch, professional yet personal, quick service. The best!
Robert did an amazing job and also educated me on how my key works in the system. If it was 10 stars, I'd give 10.
Quick and easy. Price was affordable as well, they were able to work out a good price!

Robert D. Ramirez
Founded 2019 · 7+ years in business
Headquartered in Buda, TX
Robert Ramirez is a licensed Texas locksmith, entrepreneur, and founder of 24Hr Car Unlocking Emergency Roadside Services, a company that has helped tens of thousands of motorists across Texas and beyond. With years of hands-on experience in automotive locksmithing, roadside assistance, key programming, vehicle diagnostics, and emergency response, he provides practical insights based on real-world service calls. Robert is passionate about educating consumers on vehicle security, roadside emergencies, and automotive technology through accurate, experience-based content. His work is dedicated to helping drivers make informed decisions while delivering fast, reliable assistance when they need it most.
- Licenses
- TX · Locksmith License · #B26277801
- Certifications
- Professional Locksmiths of America · Professional Locksmiths of America (PLA) · 2022
- Insurance
- $1,000,000 per occurrence general liability
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