Stores (3) 
Promotion 
£2.00
£1.79
Diet offers
This week there are 17 Diet offers valid. Use the filters to find the offers from your favourite store or product. You can save the search to be notified when Diet is on offer again at a store near you.
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Diet coke/coke zero
£1.40
COCA-COLA Diet/Zero/ Cherry
£2.29
COCA-COLA Diet/Zero/Cherry
£2.29
3 for £5.00
Diet coke 2l
£2.50
buy 3 for £2
Morrisons Diet Lemonade
£0.80
4 for £34.00
Diet coke 330ml
£12.00
Buy 2 Get 1 Free
Diet Coke 3L Bottle
£3.25
Buy 2 Get 1 Free
Diet Coke No Caffeine 2L
£2.65
3 for £5.00
Pepsi diet 2 litres
£2.00
Buy 12 for £8
Morrisons Gin & Diet Tonic 250ml
£1.00
10 for £10.00
R.White's Diet Lemonade Bottle 3L
£1.75
buy 3 for £2
Morrisons No Added Sugar Diet Cola
£0.80
buy 3 for £2
Morrisons Diet Indian Tonic Water
£0.80
4 for £34.00
Diet pepsi cola can 24x330ml
£12.00
10 for £10.00
Diet Coke 1.5L (1.25L + 20% Extra Free)
£1.00
4 for £34.00
Diet Coke No Caffeine 24 x 330ml
£12.00
Diet Coke 10 x 330ml (8 x 330ml + 2 x 330ml Extra Free)
£4.25
£3.50
Stores with Diet in their assortment
Morrisons
Bestway
Makro
Sainsbury's
Poundland
SuperValu
Asda
Lloyds Pharmacy
Spar
One Stop
Lidl
Centra
Musgrave MarketPlace
Booker Wholesale
Home Bargains
Tesco
McColl's
Aldi
Top 10 best Diet offers
Looking for the best Diet offers? We have collected the top 10 offers for you! See here where to get Diet at the best price and take advantage of sharp discounts and promotions right away.
| # | Offer | Name | Store | Regular price | Offer price | Promotion | Start date | End date | View |
|---|---|---|---|---|---|---|---|---|---|
| 1 | | Diet coke/coke zero | Bestway | £1.40 | 07 November 2025 | 04 December 2025 | View offer | ||
| 2 | | COCA-COLA Diet/Zero/ Cherry | Bestway | £2.29 | 07 November 2025 | 04 December 2025 | View offer | ||
| 3 | | COCA-COLA Diet/Zero/Cherry | Bestway | £2.29 | 07 November 2025 | 04 December 2025 | View offer | ||
| 4 | | Diet coke 2l | Iceland | £2.50 | 3 for £5.00 | 11 February 2025 | 10 December 2025 | View offer | |
| 5 | | Morrisons Diet Lemonade | Morrisons | £0.80 | buy 3 for £2 | 28 March 2025 | 31 December 2026 | View offer | |
| 6 | | Diet coke 330ml | Iceland | £12.00 | 4 for £34.00 | 20 January 2025 | 08 December 2025 | View offer | |
| 7 | | Diet Coke 3L Bottle | Iceland | £3.25 | Buy 2 Get 1 Free | 11 February 2025 | 09 December 2025 | View offer | |
| 8 | | Diet Coke No Caffeine 2L | Iceland | £2.65 | Buy 2 Get 1 Free | 11 February 2025 | 10 December 2025 | View offer | |
| 9 | | Pepsi diet 2 litres | Iceland | £2.00 | 3 for £5.00 | 02 December 2025 | 09 December 2025 | View offer | |
| 10 | | Morrisons Gin & Diet Tonic 250ml | Morrisons | £1.00 | Buy 12 for £8 | 14 May 2025 | 01 January 2026 | View offer |
Diet price history 🕒
| Offer | Name | Store | Regular price | Offer price | Promotion | Start date | End date |
|---|---|---|---|---|---|---|---|
 | Diet Coke, Coca Cola | Londis | £6.99 | Now Only £6.99 | 01 December 2025 | 04 January 2025 | |
 | Coca Cola Diet / Zero | Lidl | £5.99 | 23 October 2025 | 29 October 2025 | ||
 | Diet coke | Bestway | £0.90 | 10 October 2025 | 06 November 2025 | ||
 | Coca-Cola Zero Sugar / Diet Coke | Makro | £8.59 | 08 October 2025 | 04 November 2025 | ||
 | Diet Coke, Cherry Coca Cola, Coke Zero | Londis | £2.75 | Any 2 for £2.75 | 06 October 2025 | 02 November 2025 | |
 | COKE/COCA-COLA Diet/zero sugar | Bestway | £1.40 | 26 September 2025 | 03 October 2025 | ||
 | COKE Diet | Bestway | £0.90 | 26 September 2025 | 03 October 2025 | ||
 | Diet Coke / Coke Zero 8 pack | SuperValu | £5.00 | £3.50 | £1.50 Discount | 14 September 2025 | 04 October 2025 |
 | BEST IN DIET Lemonade/Cola | Bestway | £1.00 | 12 September 2025 | 09 October 2025 |