Sainsbury's Red Onions — 1kg
As of 8 Oct 2026, Sainsbury's Red Onions 1kg is cheapest at Sainsbury's at £0.95 (£0.95/1 kg) in United Kingdom.
Prices updated 8 Oct 2026
Lowest recorded price: £0.20 at Tesco (8 Oct); highest: £1.00 — currently £0.95 at Sainsbury's. Tracked since Jul 2026.
Showing prices and history for this variant plus 9 sibling variations — the same product and flavour across pack sizes, with unit prices keeping different sizes comparable. Lowest and highest values match the extension's price-history panel.
Price History
Price over timeLoading price history…
Price
| Retailer | Brand | Size | Price | Unit Price | In Stock | Updated |
|---|---|---|---|---|---|---|
 Asda | JUST ESSENTIALS By ASDA | 1kg | £0.65 | £0.07/100gBest | In stock | 8 Oct |
 Sainsbury's | Sainsbury's | 1kg | £0.95 | £0.10/100g | In stock | 8 Oct |
 Aldi UK | Nature's Pick | 1kg | £0.95 | £0.10/100g | In stock | 9 Oct |
| Aldi UK | Nature's Pick | 3 each | £0.95 | £0.32/ea | In stock | 9 Oct |
| Sainsbury's | Sainsbury's | 3 pack | £0.95 | £0.32/ea | In stock | 8 Oct |
 Tesco | Tesco | Standard | £1.00 | £0.33/ea | In stock | 8 Oct |
| Tesco | Tesco | Standard | £0.20 | £0.10/100g | In stock | 8 Oct |
| Tesco | Tesco | Standard | £0.95 | £0.10/100g | In stock | 8 Oct |
| Sainsbury's | Sainsbury's | Standard | £0.95 | £0.10/100g | In stock | 8 Oct |
 Morrisons | Morrisons | 1kg | £0.95 | — | In stock | 8 Oct |
AsdaIn stock£0.65£0.07/100gBest
JUST ESSENTIALS By ASDA · 1kg
Sainsbury'sIn stock£0.95£0.10/100g
Sainsbury's · 1kg
Aldi UKIn stock£0.95£0.10/100g
Nature's Pick · 1kg
Aldi UKIn stock£0.95£0.32/ea
Nature's Pick · 3 each
Sainsbury'sIn stock£0.95£0.32/ea
Sainsbury's · 3 pack
TescoIn stock£1.00£0.33/ea
Tesco · Standard
TescoIn stock£0.20£0.10/100g
Tesco · Standard
TescoIn stock£0.95£0.10/100g
Tesco · Standard
Sainsbury'sIn stock£0.95£0.10/100g
Sainsbury's · Standard
MorrisonsIn stock£0.95
Morrisons · 1kg
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
3 brands available
Aldi UKAsdaMorrisonsSainsbury'sTescoUpdating prices — showing the previous selection until the new prices arrive.
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Prices shown are indicative and may vary by store location. Confirm pricing at checkout.
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Frequently asked questions
- Where is Sainsbury's Red Onions 1kg cheapest?
- Sainsbury's has the lowest price at £0.95 (£0.95/1 kg).
- What is the unit price of Sainsbury's Red Onions 1kg?
- Priced per 100g. Sainsbury's offers the best value at £0.10/100g.
- What is the lowest price ever for Sainsbury's Red Onions 1kg?
- The lowest price CartSorted has recorded for Sainsbury's Red Onions 1kg is £0.20 at Tesco (8 Oct), since we began tracking in Jul 2026. The current cheapest price is £0.95 at Sainsbury's.