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Cheapest Butter in the UK

Prices updated 13 October 2026 · 111 products across 7 supermarkets

The best-value butter in the UK right now is Tesco British Unsalted Butter 250G at Tesco — £7.40/kg (£1.85).
111Products Compared
7Supermarkets
£7.40Lowest /Kg

We compare butter across all 7 major UK supermarkets — Tesco, Sainsbury's, Asda, Morrisons, Waitrose, Aldi and M&S — and rank by price per unit so you can see where butter is genuinely cheapest. Prices update daily.

1Tesco British Unsalted Butter 250GTesco British Unsalted Butter 250GTescoBest value£7.40/kg£1.852COWBELLE British Salted Butter 250g 0.25 KGCOWBELLE British Salted Butter 250g 0.25 KGAldi£7.40/kg£1.853ASDA British Salted Butter 250gASDA British Salted Butter 250gAsda£7.40/kg£1.854ASDA British Unsalted Butter 250gASDA British Unsalted Butter 250gAsda£7.40/kg£1.855ASDA British Salted Butter 500gASDA British Salted Butter 500gAsda£7.40/kg£3.706ASDA British Unsalted Butter 500gASDA British Unsalted Butter 500gAsda£7.40/kg£3.707Morrisons British Salted Butter 250gMorrisons British Salted Butter 250gMorrisons£7.40/kg£1.858Morrisons Unsalted British Butter 250gMorrisons Unsalted British Butter 250gMorrisons£7.40/kg£1.859M&S British Salted Butter 500gM&S British Salted Butter 500gM&S£7.40/kg£3.7010M&S British Salted Butter 250gM&S British Salted Butter 250gM&S£7.40/kg£1.8511M&S British Unsalted Butter 250gM&S British Unsalted Butter 250gM&S£7.40/kg£1.8512COWBELLE British Unsalted Butter 0.25 KGCOWBELLE British Unsalted Butter 0.25 KGAldi£7.40/kg£1.8513COWBELLE British Salted Butter 250g 250 gCOWBELLE British Salted Butter 250g 250 gAldi£7.40/kg£1.8514COWBELLE British Unsalted Butter 250 gCOWBELLE British Unsalted Butter 250 gAldi£7.40/kg£1.8515Country Life Salted Butter 200gCountry Life Salted Butter 200gAsda£7.50/kg£1.5016Essential Salted Butter LargeEssential Salted Butter LargeWaitrose£7.60/kg£3.8017Morrisons Savers Salted Butter 250gMorrisons Savers Salted Butter 250gMorrisons£7.96/kg£1.9918Essential Salted ButterEssential Salted ButterWaitrose£8.00/kg£2.0019Essential Unsalted ButterEssential Unsalted ButterWaitrose£8.00/kg£2.0020Anchor Salted Butter 200gAnchor Salted Butter 200gAsda£8.25/kg£1.6521Anchor Unsalted Butter 200gAnchor Unsalted Butter 200gAsda£8.25/kg£1.6522SPECIALLY SELECTED West Country Salted Butter 0.25 KGSPECIALLY SELECTED West Country Salted Butter 0.25 KGAldi£9.16/kg£2.2923SPECIALLY SELECTED West Country Salted Butter 250 gSPECIALLY SELECTED West Country Salted Butter 250 gAldi£9.16/kg£2.2924Lurpak Unsalted Butter 200gLurpak Unsalted Butter 200gAsda£9.25/kg£1.85
See The Live Butter Comparison →

Cheapest Butter: FAQ

Where is the cheapest butter in the UK?

Right now the best value butter is Tesco British Unsalted Butter 250G at Tesco, £1.85 (£7.40/kg). SmartShelf ranks butter by price per unit across 7 supermarkets, updated daily.

Which supermarket is cheapest for butter?

We compare butter across Tesco, Sainsbury's, Asda, Morrisons, Waitrose, Aldi and M&S. Today Tesco has the cheapest option, but the ranking updates every day as prices change.

How does SmartShelf compare butter prices?

We list each product's price per unit (£/kg, £/litre or per item) so you compare like for like, and we show loyalty prices such as Clubcard and Nectar where available — free, with no sign-up.