Onions
Compare prices across 5 retailers
As of 8 Oct 2026, Onions is cheapest at Asda at £0.65/kg (1kg for £0.65) in United Kingdom — about 23% below the 4-retailer average of £0.84/kg.
Prices updated 8 Oct 2026
Cheapest (compared)
Cheapest by brand
Ranked per 1 kg at each item's cheapest store
Cheapest by product
Ranked per 1 kg at each item's cheapest store
81 products available
Aldi UK
Asda
Morrisons
Sainsbury's
TescoUpdating prices — showing the previous selection until the new prices arrive.
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Frequently asked questions
- Where is Onions cheapest?
- Asda has the lowest unit price at £0.65/kg (1kg for £0.65).
- How much does Onions cost?
- Prices range from £0.65/kg to £0.95/kg across 4 compared stores, comparing each store's best price per kg. The average is £0.84/kg.
- What is the unit price of Onions?
- Priced per kg. Asda offers the best value at £0.65/kg.
- Which stores have compared prices for Onions?
- The current comparison includes Asda, Sainsbury's, Aldi UK and Tesco.
Prices shown are indicative and may vary by store location. Confirm pricing at checkout.