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Lost your car keys? Replaced at your kerb, not the dealership.

Mobile auto locksmiths cut and program a new key on site for most makes — typically from £120, price confirmed before work.

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Lost car keys don't have to mean a dealership wait and a four-figure bill. A mobile auto locksmith comes to you, cuts and programs a replacement transponder key on site, and tests it before you pay — typically from £120.

Scenario 01

Lost every key

No spare anywhere? An auto locksmith can program an 'all keys lost' replacement for most vehicles on site — no dealership recovery needed.

Get a mobile auto locksmith

Car Key Replacement

From £120

Lost your car keys? Auto locksmiths cut and program replacement keys on site — most makes and models.

Scenario 02

Keyless / proximity fob lost

Push-to-start cars still need a fob paired to the vehicle. A capable auto locksmith codes a new proximity fob on site — give them your exact make, model and year.

Replace a keyless fob

Car Key Replacement

From £120

Lost your car keys? Auto locksmiths cut and program replacement keys on site — most makes and models.

Scenario 03

Want a spare cut

Cutting a spare while you still have a working key is the least expensive time to do it — and saves the 'all keys lost' premium later.

Cut a spare key

Car Key Replacement

From £120

Lost your car keys? Auto locksmiths cut and program replacement keys on site — most makes and models.

Why LockSafe doesn't get scammed

The bits no other "locksmith near me" service has

Price confirmed before any work

You see the replacement price before the locksmith starts, and the key is tested before you pay — no surprises after the job.

Verified auto-locksmith specialists

Auto work needs different tools and skills to house locksmithing, so LockSafe matches you with vetted specialists who cover your vehicle — and they ask for proof of ownership before cutting or programming a key.

Mobile — they come to you

Home, work or roadside: a mobile auto locksmith reaches you and completes most keys on site, usually the same day.

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Everything we can help with

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Car Key Replacement

From £120

Lost your car keys? Auto locksmiths cut and program replacement keys on site — most makes and models.

The full guide

About lost car keys — replacement cost & who to call

What it costs to replace lost car keys in the UK

Replacement cost depends on your vehicle and the key type, but realistic 2026 ranges are:

  • Standard transponder key (most petrol/diesel cars): from £120, cut and programmed on site.
  • Remote/flip key fob: typically £150–£250 including programming.
  • Smart/proximity ("keyless") fob: usually £200–£400+, depending on make and security.

A mobile auto locksmith is almost always cheaper and faster than a main dealer for a lost (not just damaged) key, because they come to you and don't need the car recovered to a dealership.

Dealership vs mobile auto locksmith

Dealers often quote more and can take days to order a key, and they may insist the car is recovered to them. A qualified mobile auto locksmith reaches you at home, work or the roadside, cuts a new key, and programs the immobiliser transponder so the car will start — usually the same day, for most makes and models.

What to have ready

  1. Make, model and year of the vehicle.
  2. Proof of ownership (V5C logbook and ID) — a reputable locksmith will always ask, to make sure the car is yours.
  3. Whether you have any spare key — having one can make programming cheaper.

Transponder, remote and keyless — what's involved

Almost every car since the late 1990s has a transponder chip in the key that the immobiliser must recognise before the engine will start. Remote fobs and modern keyless ("proximity") systems add electronics that have to be coded to your specific vehicle. A capable auto locksmith carries the diagnostic kit and key blanks for most UK makes and can pair the new key to your car's immobiliser at the roadside.

Lost versus locked inside

If your keys are actually locked inside the car rather than lost, that is a quicker and cheaper job — a non-destructive opening, with no new key needed. This page is for when the key itself is gone and a replacement has to be cut and coded.

How LockSafe handles it

LockSafe matches you with a verified mobile auto locksmith, with the price confirmed before any work and the key tested before you pay. Tell us your make, model and year and we'll match you with a specialist who covers your vehicle.

Verified pro picks

Verified auto-locksmith specialists near you

Car Key Replacement

Lost your car keys? Auto locksmiths cut and program replacement keys on site — most makes and models.

From £120

Lost Car Keys — Replacement Cost & Who to Call — by city

Local prices, response times and verified locksmiths across 79 UK towns and cities.

Lost Car Keys — Replacement Cost & Who to Call in LondonLost Car Keys — Replacement Cost & Who to Call in ManchesterLost Car Keys — Replacement Cost & Who to Call in LiverpoolLost Car Keys — Replacement Cost & Who to Call in BirminghamLost Car Keys — Replacement Cost & Who to Call in CoventryLost Car Keys — Replacement Cost & Who to Call in WolverhamptonLost Car Keys — Replacement Cost & Who to Call in LeedsLost Car Keys — Replacement Cost & Who to Call in SheffieldLost Car Keys — Replacement Cost & Who to Call in BradfordLost Car Keys — Replacement Cost & Who to Call in HullLost Car Keys — Replacement Cost & Who to Call in YorkLost Car Keys — Replacement Cost & Who to Call in Newcastle upon TyneLost Car Keys — Replacement Cost & Who to Call in SunderlandLost Car Keys — Replacement Cost & Who to Call in MiddlesbroughLost Car Keys — Replacement Cost & Who to Call in NottinghamLost Car Keys — Replacement Cost & Who to Call in LeicesterLost Car Keys — Replacement Cost & Who to Call in DerbyLost Car Keys — Replacement Cost & Who to Call in CambridgeLost Car Keys — Replacement Cost & Who to Call in NorwichLost Car Keys — Replacement Cost & Who to Call in PeterboroughLost Car Keys — Replacement Cost & Who to Call in IpswichLost Car Keys — Replacement Cost & Who to Call in Brighton & HoveLost Car Keys — Replacement Cost & Who to Call in OxfordLost Car Keys — Replacement Cost & Who to Call in ReadingLost Car Keys — Replacement Cost & Who to Call in SouthamptonLost Car Keys — Replacement Cost & Who to Call in PortsmouthLost Car Keys — Replacement Cost & Who to Call in Milton KeynesLost Car Keys — Replacement Cost & Who to Call in BristolLost Car Keys — Replacement Cost & Who to Call in PlymouthLost Car Keys — Replacement Cost & Who to Call in ExeterLost Car Keys — Replacement Cost & Who to Call in BathLost Car Keys — Replacement Cost & Who to Call in BournemouthLost Car Keys — Replacement Cost & Who to Call in GlasgowLost Car Keys — Replacement Cost & Who to Call in EdinburghLost Car Keys — Replacement Cost & Who to Call in AberdeenLost Car Keys — Replacement Cost & Who to Call in DundeeLost Car Keys — Replacement Cost & Who to Call in CardiffLost Car Keys — Replacement Cost & Who to Call in SwanseaLost Car Keys — Replacement Cost & Who to Call in NewportLost Car Keys — Replacement Cost & Who to Call in BelfastLost Car Keys — Replacement Cost & Who to Call in Stoke-on-TrentLost Car Keys — Replacement Cost & Who to Call in WakefieldLost Car Keys — Replacement Cost & Who to Call in DoncasterLost Car Keys — Replacement Cost & Who to Call in PrestonLost Car Keys — Replacement Cost & Who to Call in BlackpoolLost Car Keys — Replacement Cost & Who to Call in BoltonLost Car Keys — Replacement Cost & Who to Call in StockportLost Car Keys — Replacement Cost & Who to Call in WarringtonLost Car Keys — Replacement Cost & Who to Call in ChesterLost Car Keys — Replacement Cost & Who to Call in HuddersfieldLost Car Keys — Replacement Cost & Who to Call in HalifaxLost Car Keys — Replacement Cost & Who to Call in LancasterLost Car Keys — Replacement Cost & Who to Call in WorcesterLost Car Keys — Replacement Cost & Who to Call in GloucesterLost Car Keys — Replacement Cost & Who to Call in CheltenhamLost Car Keys — Replacement Cost & Who to Call in LincolnLost Car Keys — Replacement Cost & Who to Call in NorthamptonLost Car Keys — Replacement Cost & Who to Call in StevenageLost Car Keys — Replacement Cost & Who to Call in ChelmsfordLost Car Keys — Replacement Cost & Who to Call in ColchesterLost Car Keys — Replacement Cost & Who to Call in WatfordLost Car Keys — Replacement Cost & Who to Call in LutonLost Car Keys — Replacement Cost & Who to Call in St AlbansLost Car Keys — Replacement Cost & Who to Call in SloughLost Car Keys — Replacement Cost & Who to Call in GuildfordLost Car Keys — Replacement Cost & Who to Call in CrawleyLost Car Keys — Replacement Cost & Who to Call in MaidstoneLost Car Keys — Replacement Cost & Who to Call in CanterburyLost Car Keys — Replacement Cost & Who to Call in EastbourneLost Car Keys — Replacement Cost & Who to Call in WorthingLost Car Keys — Replacement Cost & Who to Call in PooleLost Car Keys — Replacement Cost & Who to Call in SalisburyLost Car Keys — Replacement Cost & Who to Call in TruroLost Car Keys — Replacement Cost & Who to Call in CarlisleLost Car Keys — Replacement Cost & Who to Call in WrexhamLost Car Keys — Replacement Cost & Who to Call in InvernessLost Car Keys — Replacement Cost & Who to Call in StirlingLost Car Keys — Replacement Cost & Who to Call in PerthLost Car Keys — Replacement Cost & Who to Call in Derry/Londonderry

Answers

Frequently asked questions

  • How much does it cost to replace a lost car key in the UK?
    A standard transponder key is typically from £120 cut and programmed on site. Remote/flip fobs are usually £150–£250, and smart/proximity 'keyless' fobs £200–£400+ depending on make and security. A mobile auto locksmith is usually well below dealership prices.
  • Can a locksmith replace my car key, or do I need the dealer?
    A qualified mobile auto locksmith can cut and program replacement keys for most makes and models on site — usually faster and cheaper than a dealer, who may need the car recovered and the key ordered in.
  • How long does it take to replace a lost car key?
    For most vehicles a mobile auto locksmith can cut and program a new key on site in around 30–60 minutes, the same day, once they've confirmed the make, model and year and that the car is yours.
  • What do I need to prove the car is mine?
    A reputable auto locksmith will ask for proof of ownership — typically the V5C logbook and your photo ID — before cutting or programming a key. This protects you against key theft and is standard practice.
  • Do auto locksmiths handle keyless and push-to-start cars?
    Most do. Keyless and push-to-start vehicles need a proximity fob coded to the car, which a properly equipped auto locksmith can program at the roadside. Mention your exact make, model and year when posting the job for the most accurate bid.
  • Should I get a spare cut at the same time?
    Yes — the second key is much cheaper while the locksmith is already on site and set up, and it spares you the whole replacement process if you lose one again later.
  • Will a new key work if I've lost all my keys?
    Yes. An auto locksmith can program an 'all keys lost' replacement for most vehicles, though it can take a little longer and cost more than copying from an existing key. Tell LockSafe whether you have any spare so we match you with the right specialist.

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