Diet Barq's costs $3.79 at Burger King in United States, as last recorded on 1 Nov 2026.
Looking up the Diet Barq's price at Burger King in the United States? It currently sells for $3.79. That's about 3% above the typical Burger King coffee item — the 4th-most-expensive of 30 we track. It's available at around 897 Burger King locations across the United States. Prices are sourced from delivery platforms and refreshed regularly. Check the full Burger King menu or compare coffee prices on MenuPriceToday.
How this compares in Drinks
30 items tracked| This item | $3.79 |
| Drinks median | $3.69 |
| Cheapest — Honest Kids® Apple Juice Drink | $2.49 |
| Most expensive — Shakes | $5.79 |
| vs Drinks median | +3% |
Compare Burger King prices across countries — Fast-Food Price Index →
Prices last updated 1 Nov 2026.
Similar Burger King items by price
- Fanta Strawberry$3.79
- HI-C Pink Lemonade$3.79
- Mello Yello Zero$3.79
- Powerade Zero$3.74
Sources & method
Prices come from delivery-platform menus (mainly Uber Eats in United States) and are refreshed about weekly. They are indicative: delivery-platform prices can differ from in-store prices, and each item shows the date it was last recorded. See the methodology and the editorial policy.
MenuPriceToday is not affiliated with Burger King. Prices are indicative and may vary by location.