Mayo Chicken Happy Meal costs £5.59 at McDonald's in United Kingdom, as last recorded on 25 Oct 2026.
McDonald's Mayo Chicken Happy Meal® is priced at £5.59 in the United Kingdom right now (October 2026). That's about 0% above the typical McDonald's Happy Meal item — the 2nd-cheapest of 3 we track. It's available at around 41 McDonald's locations across the United Kingdom. Prices are sourced from delivery platforms and refreshed regularly. Browse the latest McDonald's Happy Meal prices and find the cheapest pick on MenuPriceToday.
How this compares in Happy Meal
3 items tracked| This item | £5.59 |
| Happy Meal median | £5.59 |
| Cheapest — Mayo Chicken Happy Meal® | £5.59 |
| Most expensive — 4 pc. Chicken McNugget® Happy Meal® | £7.49 |
| vs Happy Meal median | 0% |
Compare McDonald's prices across countries — Fast-Food Price Index →
Prices last updated 25 Oct 2026.
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Sources & method
Prices come from delivery-platform menus (mainly Uber Eats in United Kingdom) 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 McDonald's. Prices are indicative and may vary by location.