Medium fries cost £2.52 at a typical UK McDonald's and large fries £2.87. Below are all the sides with kcal, plus a tip on when it is cheaper to make it a meal.
≈ £2.52in the restaurant (est.)
£2.89on delivery apps (+15%)
£2.35–£3.40range across restaurants (est.)
337kcal
Fries and sides prices
Fries & sides
In-restaurant prices are estimates: median delivery-menu price across 77 UK locations (12 October 2026) minus the typical delivery markup of 15%, measured on the Big Mac against The Economist's in-restaurant price (£5.49, July 2026). kcal from McDonald's UK.
Small fries are part of the Saver Menu in the restaurant and the app but are rarely listed on delivery menus.
Fries or a meal?
Medium fries (£2.52) and a medium Coca-Cola (£2.39) bought separately cost £4.91. Making your burger a medium meal costs a median £1.75, so if you want both, the meal is the cheaper route. More on the fries price page.
Kcal
Sides nutrition
Source: McDonald's UK nutrition information for the standard recipe. Customisations change these values.
McDonald's UK lists its fries, carrot sticks and apple slices in the vegan range; the Mac & Cheese Triangles contain milk and gluten.
Illustrative photo, not McDonald's product.
AR
AllRestaurantMenu Editorial Team
We record menu prices from live restaurant listings in each country we cover and pair them with official nutrition data, so you can compare before you order. Spotted a price that changed? Tell us — read how we check prices.