Cheapest Leek & Potato in the UK

Prices updated 15 August 2026 · 47 products across 6 supermarkets

The best-value leek & potato in the UK right now is Sainsbury's Leek & Potato Soup 400g at Sainsbury's — £1.48/kg (£0.59).

47Products Compared

6Supermarkets

£1.48Lowest /Kg

We compare leek & potato 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 leek & potato is genuinely cheapest. Prices update daily.

#	Product	Store	Price	Per Unit
1	Sainsbury's Leek & Potato Soup 400g	Sainsbury's	£0.59	£1.48/kg
2	Baxters Fav Potato & Leek Soup	Waitrose	£2.20	£2.20/each
3	SOUPREME Leek & Potato Soup 0.6 KG	Aldi	£1.49	£2.48/kg
4	ASDA Trimmed Leek	Asda	£0.88	£2.74/kg
5	ASDA Sweet Potato & Red Chilli Soup 600g	Asda	£1.84	£3.07/kg
6	Waitrose Potato & Leek Soup	Waitrose	£1.25	£3.29/kg
7	New Covent Garden Leek & Potato 560g	Asda	£2.00	£3.57/kg
8	Heinz Potato & Leek Soup 400G	Tesco	£1.59	£3.98/kg
9	Heinz Smokey Bacon & Potato Soup 400g	Tesco	£1.59	£3.98/kg
10	Waitrose French Onion & Red Wine Soup	Waitrose	£1.60	£4.00/kg
11	Heinz Smokey Bacon and Potato Soup 400gm	Asda	£1.64	£4.10/kg
12	Heinz Potato & Leek Tinned Soup 400g	Asda	£1.64	£4.10/kg
13	Heinz Classic Potato & Leek Soup 400g	Sainsbury's	£1.70	£4.25/kg
14	Heinz Smokey Bacon & Potato Soup 400g	Sainsbury's	£1.70	£4.25/kg
15	Heinz Potato & Leek Soup 400g	Morrisons	£1.70	£4.25/kg
16	Heinz Smokey Bacon & Potato Soup 400g	Morrisons	£1.70	£4.25/kg
17	Heinz Classic Potato & Leek Soup	Waitrose	£1.75	£4.38/kg
18	New Covent Garden Soup Co. Leek & Potato Soup 560g	Tesco	£2.45	£4.38/kg
19	New Covent Garden Potato & Leek Soup 560g	Morrisons	£2.45	£4.38/kg
20	New Covent Garden Soup Co. Leek & Potato 560g	Sainsbury's	£2.50	£4.46/kg
21	New Covent Garden Potato & Leek Soup	Waitrose	£2.65	£4.73/kg
22	Sainsbury's Sweet Potato Coconut & Chilli Soup, Taste the Di... Nectar £2.50	Sainsbury's	£3.00	£5.00/kg
23	Mr Organic Leek & Potato Soup	Waitrose	£2.00	£5.00/kg
24	Baxters Super Good Pea, Broccoli & Pesto Soup	Waitrose	£2.00	£5.00/kg

See The Live Leek & Potato Comparison →

Cheapest Leek & Potato: FAQ

Where is the cheapest leek & potato in the UK?

Right now the best value leek & potato is Sainsbury's Leek & Potato Soup 400g at Sainsbury's, £0.59 (£1.48/kg). SmartShelf ranks leek & potato by price per unit across 6 supermarkets, updated daily.

Which supermarket is cheapest for leek & potato?

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

How does SmartShelf compare leek & potato 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.