Cheapest Onions in the UK (June 2026)
Comparing prices across 13 UK supermarkets · Updated 22 June 2026
Onions 1kg
Tesco Brown Onions Loose
Waitrose Onions
Waitrose Red Onions
Tesco Red Onions Loose
Sainsbury's Diced Onions, Inspired to Cook 200g
Just Essentials Red Onions 1kg
Morrisons Scotch Broth Soup with Mutton, Onions, Carrots & Peas
Spring Onions
Morrisons Salad Onions (minimum 100g)
Sainsbury's Spring Onions Bunch 100g
Tesco Bunched Spring Onions 100G
Gilfresh Spring Onions
Sainsbury's Sliced Red Onions, Inspired to Cook 150g
British Wonky Brown Onions
Co-op Trimmed Salad Onions 100g
Co-op Brown Onions 750g
Gilfresh Spring Onions
Sainsbury's Red Onions x3
Essential Bunched Salad Onions
Stamford Street Co. Onions
Dunnes Stores My Family Favourites Red Onions
Dunnes Stores Diced White Onions 450g
Fragrant & Crunchy Spring Onions 125g
Jumbo Spring Onions
Tesco Pickled Pearl Silverskin Onions 340g
3 Sweet & Crunchy Red Onions
3 Crunchy & Fragrant Brown Onions
Sweet & Crunchy Red Onions 1kg
Large Brown Onions
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About Onions Prices in the UK
We compare onions prices across 13 UK supermarkets daily: Tesco, Sainsbury's, ASDA, Morrisons, Aldi, Lidl, Waitrose, Ocado, M&S, Iceland, Co-op, Dunnes, and Heron Foods. Currently, the cheapest onions is at ASDA for £0.80. Prices include loyalty card deals (Clubcard, Nectar, More Card) where available.
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