Prawns prices in the UK — average vs. this week's best deals
The typical price across UK retailers, and the best advertised prawns deals Lowtein found this week across 8 cities. Updated 2026-09-11.
Lowtein UK typical
£21.25
per kg · September 2026
Best advertised this week
£10.63
per kg · Morrisons
Median city-best
£10.63
per kg · across 8 cities
8 of 8 cities with offers have a deal below that benchmark this week. Over the last 12 months the Lowtein UK typical ranged £10.63–£72.00 per kg.
This week's best advertised prawns deals
Cheapest first, after unit checks and plausibility bounds. Regional flyers repeat across cities — links go to the city pages that carry the deal.
| Morrisons — Morrisons Cooked Shell On Cold Water PrawnsLondon · Manchester · Birmingham · Leeds | £10.63/kg |
| Aldi — THE FISHMONGER Frozen Deepwater PrawnsLondon · Manchester · Birmingham · Leeds | £10.76/kg |
| Sainsbury's — Stamford Street Co. Prawns 250gLondon · Manchester · Birmingham · Leeds | £11.99/kg |
| Sainsbury's — The Real Seafood Co. King Prawns 140gLondon · Manchester · Birmingham · Leeds | £13.65/kg |
| Sainsbury's — Sainsbury's Frozen Raw Shell on Jumbo King Prawns ASC, Taste the Difference 600gLondon · Manchester · Birmingham · Leeds | £14.18/kg |
| Sainsbury's — Sainsbury's Frozen Large Raw Peeled King Prawns ASC 180gLondon · Manchester · Birmingham · Leeds | £14.66/kg |
| Sainsbury's — Sainsbury's Frozen Large Cooked & Peeled King Prawns ASC 180gLondon · Manchester · Birmingham · Leeds | £14.66/kg |
| Sainsbury's — Sainsbury's Frozen Cooked & Peeled Large King Prawns ASC 400gLondon · Manchester · Birmingham · Leeds | £14.66/kg |
| Aldi — THE FISHMONGER Raw Jumbo King PrawnsLondon · Manchester · Birmingham · Leeds | £14.66/kg |
| Aldi — THE FISHMONGER Cooked & Peeled Jumbo King PrawnsLondon · Manchester · Birmingham · Leeds | £14.66/kg |
What this measures — read before quoting
The benchmark is Lowtein's own median across every UK retailer we track — not a government series. The deals are the best advertised prices Lowtein observed in store flyers this week — deal prices, not average shelf prices. The gap between them measures how good this week's deals are, not how prices are moving. Full method: how we check.
What is the average price of prawns in the UK right now?
The typical price across UK retailers is £21.25 per kg right now, measured across every retailer we track.
What is a good prawns price this week?
The best advertised deal Lowtein found this week across 8 UK cities is £10.63 per kg (Morrisons Cooked Shell On Cold Water Prawns at Morrisons). 8 of 8 cities with offers have a deal below that benchmark.
Holding a price tag right now?
Type it into the price checker and see how it compares to the average and this week's best in your city.
Use this data
Free to quote with attribution: "Lowtein" linked to this page (CC BY 4.0) · questions: contact@lowtein.com
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