Diet Coke Price at Burger King (2026)
A Diet Coke costs £3.39 at Burger King in United Kingdom (updated August 2026).
Wondering how much a Diet Coke costs at Burger King in the United Kingdom? The current price is £3.39. That's about 7% below the average Burger King Drinks & Coffee item — the 3rd-cheapest of 5 we track. It's available at around 562 Burger King locations across the United Kingdom. Prices are sourced from delivery platforms and refreshed regularly. Set a free alert to know the moment this price changes on MenuPriceToday.
How this compares in Drinks & Coffee
5 items tracked| This item | £3.39 |
| Drinks & Coffee median | £3.39 |
| Cheapest — Coke Zero | £3.39 |
| Most expensive — Frozen Fanta® Blue Raspberry | £4.69 |
| vs Drinks & Coffee median | 0% |
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