Diet Coke Price at McDonald's (2026)
A Diet Coke costs €4.2 at McDonald's in Ireland (updated August 2026).
Based on the latest tracked prices, the Diet Coke® from McDonald's costs €4.20 in Ireland (August 2026). That's about 13% above the average McDonald's Cold Drink item — the 8th-cheapest of 16 we track. It's available at around 73 McDonald's locations across Ireland. Prices are sourced from delivery platforms and refreshed regularly. Set a free alert to know the moment this price changes on MenuPriceToday.
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Frequently asked questions
How much does Diet Coke cost at Mcdonalds in Ireland?
Diet Coke costs €4.20 at Mcdonalds in Ireland as of August 2026. Prices are sourced from Uber Eats and updated regularly on MenuPriceToday.
Where can I order Diet Coke in Ireland?
You can order Diet Coke from Mcdonalds via Uber Eats in Ireland. Compare prices on MenuPriceToday first so you never overpay.
How often are Mcdonalds prices updated?
We refresh Mcdonalds menu prices regularly from delivery platforms, so the Diet Coke price you see reflects the latest available data.