Live prices
Cheapest diesel (B7) in Caerphilly
3 stations reporting diesel (B7), ranked cheapest first.
The cheapest reported diesel (B7) in Caerphilly is £8.77 a gallon (192.9p per litre) at Asda, Pontygwindy Road, Caerphilly (CF83 3SX). The average across 3 forecourts currently reporting this grade is £8.80 a gallon (193.6p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £0.35 on a 50-litre fill. That local average is 2.6p per litre below the UK average of 196.2p.
The average has risen 0.7p per litre since yesterday. The average has risen 6.4p per litre since last week.
Prices last refreshed at 3:02pm on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|
 Asda Caerphilly Superstore (CF83 3SX)Pontygwindy Road, Caerphilly | £7.68168.9p | £8.77192.9p | ---- | ---- | 21 mins ago |
 Mfg Morrisons Caerphilly (CF83 3AP)Bedwas Road, Caerphilly, Glamorgan | £7.72169.9p | £8.81193.9p | £8.45185.9p | £9.27203.9p | 21 mins ago |
 Asda Chequered Flag Express Petrol (CF83 8GB)24hNewport Road, Trethomas, Caerphilly | £7.68168.9p | £8.81193.9p | £8.54187.9p | £9.68212.9p | 21 mins ago |
Prices are supplied through the official UK Government fuel price open data scheme (Open Government Licence v3.0) and checked every 30 minutes. Only stations reporting diesel (B7) appear here.
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Questions about diesel (B7) in Caerphilly
- Where is the cheapest diesel (B7) in Caerphilly?
- The cheapest reported diesel (B7) in Caerphilly is 192.9p per litre at Asda, Pontygwindy Road, Caerphilly (CF83 3SX). The average across 3 forecourts reporting this grade is 193.6p per litre. Prices were last refreshed at 3:02pm on 20 September 2026 from official UK Government fuel price data.
- How many stations in Caerphilly sell diesel (B7)?
- 3 forecourts in Caerphilly currently report a price for diesel (B7) through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.