Cheapest Petrol & Diesel in Pontprennau Today
☆ SaveLast updated: · Prices refresh every 30 minutes from the UK government's Fuel Finder service.
Cheapest Petrol in Pontprennau
Cheapest Diesel in Pontprennau
Worth the Drive?
Petrol averages 3.0p less in Old St. Mellons (149.9p vs 152.9p here). The round trip is about 2 miles each way, costing roughly £0.66 in fuel at 35 mpg. A 60‑litre fill would save £1.80 — a net saving of £1.14 after the return journey.
Diesel averages 9.5p less in Tremorfa (162.9p vs 172.4p here). The round trip is about 4 miles each way, costing roughly £1.33 in fuel at 50 mpg. A 60‑litre fill would save £5.70 — a net saving of £4.37 after the return journey.
There are 2 fuel stations in Pontprennau reporting live prices via the UK government's Fuel Finder service. Unleaded petrol (E10) averages 152.9p per litre across 2 stations. Diesel (B7) averages 172.4p across 2 stations. Unleaded is 0.1p above the national average of 152.8p.
Use our fuel station finder to find the most economical place to fill up near you, or calculate the fuel cost of a longer trip from Pontprennau.
Fuel Stations in Pontprennau
| Station | Postcode | E10 | E5 | B7 | SDV |
|---|---|---|---|---|---|
| Asda, Cardiff Pontprennau | CF23 8NL | 148.9p Cheapest | – | 162.9p Cheapest | – |
| Welcome Break, Cardiff Pontprennau | CF23 8RA Motorway | 156.9p | 168.9p Cheapest | 181.9p | 193.9p Cheapest |
Station Map
Nearby Towns
Average Petrol and Diesel Prices in Pontprennau (pence per litre)
30-Day Price Trend in the Cardiff Region (pence per litre)
Daily averages across all stations in the Cardiff postcode area over the last 30 days. Pontprennau sits within this region.
What does fuel cost a typical driver in Pontprennau?
At current prices, a typical driver covering 12000 miles a year in a petrol car averaging 35 mpg spends about £2383/year on fuel in Pontprennau (at 152.9p/L). That's £2 more than the UK average of £2382. Across the wider Cardiff (CF) postcode area petrol averages 150.4p/L, working out at £2344/year.
A diesel driver doing the same 12000 miles at 50 mpg spends about £1881/year at Pontprennau's average diesel price of 172.4p/L. That's £23 more than the UK average of £1858. Across the wider Cardiff (CF) postcode area diesel averages 167.4p/L — £1826/year.
Choose the right station — save £££
The cheapest petrol in Pontprennau is 148.9p/L and the most expensive is 156.9p/L — a 8.0p/L spread. Filling a 60‑litre tank at the cheapest vs the dearest saves £4.80.
For diesel the spread is 19.0p/L (162.9p cheapest, 181.9p dearest) — £11.40 saved on a 60‑litre fill.
Fuel Prices by Brand in Pontprennau
Average prices and cheapest station for each fuel brand in Pontprennau.
Asda Fuel Prices in Pontprennau
There is 1 Asda forecourt in Pontprennau. Petrol is 148.9p/L — 4.0p below the Pontprennau average. Diesel is 162.9p/L (9.5p below town avg). Live prices: Asda, Cardiff. Asda fuel prices across the UK →
Show station details
| Station | Postcode | E10 | B7 |
|---|---|---|---|
| Asda, Cardiff | CF23 8NL | 148.9p | 162.9p |
Welcome Break Fuel Prices in Pontprennau
There is 1 Welcome Break forecourt in Pontprennau. Petrol is 156.9p/L — 4.0p above the Pontprennau average. Diesel is 181.9p/L (9.5p above town avg). Live prices: Welcome Break, Cardiff.
Show station details
| Station | Postcode | E10 | B7 |
|---|---|---|---|
| Welcome Break, Cardiff | CF23 8RA | 156.9p | 181.9p |
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