How much does teeth whitening cost in the UK? (2026 price guide)
Professional teeth whitening at a UK dentist typically costs £400, and runs from £149 to £985 across the 436 clinics we track. Same set of teeth, wildly different bill. Take-home kits sit at the cheap end, in-chair “power” whitening at the top, and what actually moves the price is the method, the clinic and your postcode. Here’s the breakdown – plus what’s safe, what’s legal, and what’s just a shop selling you hope in a tube.
The main types – and roughly what they cost
- Take-home kits (from a dentist) – custom trays plus proper gel; you whiten yourself over a couple of weeks. Cheap end of the range, slow and steady.
- In-chair / “power” whitening – done in the chair in about an hour. Fastest results, top end of the range.
- Combined – an in-chair kick-start plus trays to take home. Costs the most, but it’s the one that shifts stubborn staining.
| Feature | Take-home kit | In-chair power |
|---|---|---|
| Cost | Lower end | Higher end |
| Speed | Gradual over about two weeks | About an hour |
| Where | At home with custom trays | In the dental chair |
| Top-ups | Easy, reuse your trays | Usually a new session |
| Best for | Budget and convenience | Fast results before an event |
That bargain “whitening” in shops and salons? Different beast entirely. For results that are real and safe, you’re paying a dentist – more on why that’s not optional below.
What you’re paying for
- A dental check first – whitening only works well (and safely) on healthy teeth and gums.
- Custom-fitted trays for take-home, or the in-chair session itself.
- Professional-strength gel you can’t legally buy over the counter.
- A dentist keeping an eye on the result, so it doesn’t go wrong.
Does where you live change the price?
Yep – sometimes by a lot. The cheapest city we track right now is Hull (from £149). Have a look at professional whitening prices near you:
| City | From | Typical | Clinics | Link |
|---|---|---|---|---|
| London | £175 | £449.75 | 167 | Compare |
| Manchester | £150 | £350 | 25 | Compare |
| Birmingham | £250 | £395 | 19 | Compare |
| Glasgow | £249 | £373.50 | 16 | Compare |
| Liverpool | £295 | £397.50 | 16 | Compare |
| Edinburgh | £252 | £400 | 15 | Compare |
| Bristol | £300 | £450 | 13 | Compare |
| Ipswich | £185 | £474.50 | 11 | Compare |
| Leicester | £296 | £350 | 11 | Compare |
| Cardiff | £250 | £405 | 10 | Compare |
| Cambridge | £260 | £395 | 9 | Compare |
| Milton Keynes | £349 | £472 | 9 | Compare |
| Norwich | £299 | £350 | 9 | Compare |
| Plymouth | £295 | £420 | 9 | Compare |
| Reading | £320 | £420 | 9 | Compare |
| Southampton | £329 | £395 | 9 | Compare |
| Coventry | £299 | £350 | 8 | Compare |
| Derby | £349 | £399 | 7 | Compare |
| Nottingham | £350 | £420 | 7 | Compare |
| Wolverhampton | £249 | £400 | 7 | Compare |
| Leeds | £350 | £372.50 | 6 | Compare |
| Newcastle upon Tyne | £227.90 | £349.50 | 6 | Compare |
| Sheffield | £350 | £441.85 | 6 | Compare |
| Swansea | £275 | £340 | 6 | Compare |
| Bournemouth | £299 | £320 | 5 | Compare |
| Luton | £375 | £450 | 5 | Compare |
| Stoke-on-Trent | £299 | £350 | 5 | Compare |
| Hull | £149 | £365 | 4 | Compare |
| Oxford | £385 | £440 | 4 | Compare |
| Portsmouth | £310 | £387.50 | 4 | Compare |
Live data from TreatmentCosts - updated automatically as clinics change their prices.
Is cheap whitening safe? (important)
In the UK, tooth whitening can only legally be done by a registered dental professional. Full stop. A salon or non-dentist offering to whiten your teeth is breaking the law – and getting the strength wrong can wreck your gums and enamel. Over-the-counter kits are capped at a tiny dose of active ingredient, so they barely do a thing. If a deal looks too cheap to be true, it is. Paying a dentist isn’t just buying a brighter smile – it’s making sure you still have healthy teeth to show off.
Is it available on the NHS?
Nope. Whitening is cosmetic, so the NHS won’t touch it – it’s private only.
How long does it last – is it worth it?
Professional whitening usually lasts 1 to 3 years, depending on your habits – coffee, tea, red wine and cigarettes all dull it faster. Plenty of people hang onto their trays for the odd top-up, which stretches the upfront cost further. Next to permanent options, it’s the cheapest way to brighten a smile.
Whitening vs bonding vs veneers
Whitening only changes the colour of your natural teeth – nothing else. Want to fix chips, gaps or shape too? That’s composite bonding (tooth-coloured resin) or porcelain veneers (the full smile makeover) territory. The smart, budget-friendly move is to whiten first, then bond – so the bonding gets matched to your brighter shade:
| Metric | Teeth whitening | Composite bonding |
|---|---|---|
| From | £149 | £93 |
| Typical | £400 | £300 |
| Range | £149–£985 | £93–£1,200 |
| Clinics pricing it | 436 | 285 |
| Links | Compare clinics | Compare clinics |
Live data from TreatmentCosts - updated automatically as clinics change their prices.
How to avoid overpaying
- Make sure it’s a registered dentist – never a salon, ever.
- Ask what’s actually included – check-up, trays, gel, top-ups.
- Go take-home if you want results without the in-chair price tag.
- Compare a few clinics – the gap between the cheapest and dearest we track is £836.
- Whiten before any bonding or veneers, so the colour’s matched just once.
Frequently asked questions
How much does professional teeth whitening cost in the UK?
Usually £149–£985 at a dentist, with a typical bill of £400. Take-home kits are the cheap end, in-chair costs more, and the combined route costs the most.
Why is salon or shop whitening so much cheaper?
Because it isn’t the same thing. Only registered dental pros can legally whiten teeth in the UK, and shop kits are too weak to do much. Cheap “whitening” can also be flat-out unsafe.
How long does teeth whitening last?
Typically 1 to 3 years, depending on your diet and habits. Keep your take-home trays and top-ups are easy.
Does whitening work on crowns or veneers?
Nope – whitening only lightens natural teeth. Crowns, veneers and bonding stay exactly the shade they came in.
Ready to compare? See teeth whitening prices by clinic, or browse every UK clinic we track for upfront pricing near you.
