Diet Coke
£2.49–£2.69*
1 kcal
0g protein
Updated 12 September 2026 · price from a third party listing

Diet Coke is the cheapest thing on Tim Hortons’ Cold Beverages list at £2.49–£2.69, and it carries 1 kcal. Updated 12 September 2026.
Dietary considerations: vegetarian under 400 calories
The £2.49–£2.69 figure came from a third party listing rather than from Tim Hortons, which means it may reflect a delivery menu. Delivery prices sit above in restaurant prices before any fee is added, so treat this as the ceiling rather than the till price.
Nutrition Information
Per 16 oz serving
As published by Tim Hortons · 6 kJ
| Nutrient | Amount | % RI (calculated) |
|---|---|---|
| Energy | 1 kcal | 0% |
| Fat | 0g | 0% |
| of which saturates | 0g | 0% |
| Carbohydrate | 0g | 0% |
| of which sugars | 0g | 0% |
| Fibre | 0g | — |
| Protein | 0g | 0% |
| Salt | 0g | 0% |
% RI is our calculation against the UK reference intake for an average adult: 2,000 kcal, 70g fat, 20g saturates, 260g carbohydrate, 90g sugars, 50g protein and 6g salt. Tim Hortons publishes the amounts, not these percentages.
Everything You Need to Know About Tim Hortons Diet Coke
How to order Diet Coke at Tim Hortons
Diet Coke is available at the till, on the kiosk screens and through the Tim Hortons app, for collection or for delivery. It is filed under Cold Beverages. Branch by branch availability varies, which the app reflects once you choose a location.
Tim Hortons Diet Coke price in 2026
The Tim Hortons Diet Coke price in 2026 is £2.49–£2.69 on the figures we hold, with branch to branch variation between £2.49 and £2.69. The figure came from a third party listing rather than from Tim Hortons, so read it as a ceiling. Within the Cold Beverages section that puts it 1st of 12 on price. Expect more at airport, motorway and station branches than on a high street, and more again through a delivery app.
The cheapest option in its section
Nothing else in Cold Beverages costs less. The next step up is Sprite Zero at £2.49–£2.69, so the gap between the entry point and the rest of the section is small enough that the choice comes down to what you actually want rather than price.
Diet marking
Tim Hortons marks this as vegetarian. That is the chain's own classification of the recipe rather than a statement about how it is cooked, and vegan marking in particular sits alongside shared equipment at most of these brands.
Finding it near you
We list 63 Tim Hortons branches across 4 of the four UK nations, with the Northern Ireland postcode area holding the most at 12. Menus vary by site, so a listing here is national rather than a promise about your nearest one. The Tim Hortons app confirms it in seconds.
What 1 kcal means here
1 kcal is well below the Cold Beverages average. On its own it is a small addition to a day rather than a meal. The 2,000 kcal figure printed on UK menus is a reference intake for an average adult, not a target, and it is the number these percentages are worked against.
Pro Tips for Ordering Diet Coke
Sizes and sugar
Soft drink figures scale almost exactly with cup size, so the published number tells you what the standard serve holds and nothing about the refill. Sugar free versions sit near zero on energy at every one of these chains, which is the single largest swap available on a drink.
Frequently Asked Questions About Tim Hortons Diet Coke
How much is Diet Coke at Tim Hortons?
How many calories are in Diet Coke?
Is Diet Coke available at every Tim Hortons in the UK?
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Iced French Vanilla Latte
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Iced Caramel Macchiato
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Maple Caramel S'mores Frappé
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About Tim Hortons - Coffee & Bakery Restaurant
Tim Hortons trades as a coffee & bakery chain in the UK, and we list 63 of its branches. We track 181 of its menu items across 5 sections, recheck them on a rolling schedule, and name the source of every figure. UK Menu Prices has no connection to Tim Hortons and earns nothing from your order.
