St Mellons Service Station Cardiff
St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff
CF3 5UG, South Glamorgan
Get DirectionsUpdated: 18 February 2026 at 22:37Current Fuel Prices
Fuel Cost Calculator
Calculate the cost to fill up at St Mellons Service Station Cardiff and compare with nearby stations to find the cheapest fuel in your area.
Monthly Fuel Cost (E10)
Based on 800 miles/month at 40 MPG
Local avg: £120/month • National: £121/month
E10 Price Ranking
Around average
Out of 16 stations within 5 miles
E10 Price Position in Cardiff
Cheaper than 73% of local stations
Local price range (Cardiff): E10 prices range from 128.9p to 139.9p across stations within 5 miles.
Fuel Price Comparison - Cardiff Area
Swipe to see more stations
| Sites | This Site |  |  | | |  |  | | |  | | | | | | | | | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| E10 | 131.9 3 days ago | 129.9-2.0p 3 days ago | N/A | 132.9+1.0p 3 days ago | 139.9+8.0p 3 days ago | 134.9+3.0p 3 days ago | 130.9-1.0p 3 days ago | 133.9+2.0p 3 days ago | 133.9+2.0p 3 days ago | 131.9 3 days ago | 130.9-1.0p 3 days ago | 132.9+1.0p 3 days ago | N/A | 133.9+2.0p 3 days ago | 130.9-1.0p 3 days ago | 130.9-1.0p 3 days ago | 128.9-3.0p 3 days ago | N/A | 129.9-2.0p 3 days ago |
| E5 | 148.9 3 days ago | 138.9-10.0p 3 days ago | N/A | 155.9+7.0p 3 days ago | 149.9+1.0p 3 days ago | 144.9-4.0p 3 days ago | 145.9-3.0p 3 days ago | 155.9+7.0p 3 days ago | 149.9+1.0p 3 days ago | N/A | 139.9-9.0p 3 days ago | N/A | N/A | 155.9+7.0p 3 days ago | 142.9-6.0p 3 days ago | 145.9-3.0p 3 days ago | 145.9-3.0p 3 days ago | N/A | 138.9-10.0p 3 days ago |
| DSL | 138.9 3 days ago | 135.9-3.0p 3 days ago | N/A | 141.9+3.0p 3 days ago | 145.9+7.0p 3 days ago | 141.9+3.0p 3 days ago | 137.9-1.0p 3 days ago | 141.9+3.0p 3 days ago | 141.9+3.0p 3 days ago | 137.9-1.0p 3 days ago | 136.9-2.0p 3 days ago | 138.9 3 days ago | N/A | 141.9+3.0p 3 days ago | 137.9-1.0p 3 days ago | 136.9-2.0p 3 days ago | 137.9-1.0p 3 days ago | N/A | 137.9-1.0p 3 days ago |
| PRM B7 | N/A | N/A | N/A | 165.9 3 days ago | 155.9 3 days ago | 151.9 3 days ago | 147.9 3 days ago | 165.9 3 days ago | N/A | N/A | N/A | N/A | N/A | 165.9 3 days ago | N/A | N/A | 147.9 3 days ago | N/A | N/A |
| PRM | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| HVO | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| B10 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
Nearby Petrol Stations in Cardiff
18 stations within 5 milesCompare fuel prices at nearby petrol stations to find the best deal.
Tesco
Tesco Stores Ltd, Crickhowell Road, St. Mellons, Cardiff - CF3 0EF
Asda
8 Dering Road, Pontprennau, Cardiff - CF23 8NL
MFG
Newport Road, Castleton / Cardiff - CF3 2UR
Welcome Break
Motorway Services, Cardiff Gate - CF23 8RA
Texaco
Pentwyn Service Station, Pentwyn Road, Pentwyn, Cardiff, Cf23 7xh, Cardiff - CF23 7XH
Morrisons
Ipswich Road, Pen-y-lan - CF23 9YG
MFG
Newport Road, Cardiff - CF23 9AE
MFG
Newport Road, Cardiff - CF23 9AD
Sainsburys
Colchester Avenue, Penylan, Cardiff - CF23 9XN
Tesco
Tesco Extra, Ffordd Pengam, Caerdydd - CF24 2HP
Texaco
Three Arches Services Ltd, Heathwood Road, Cardiff, Cf14 4ht, Cardiff - CF14 4HT
Asda
Pencarn Way - Coedkernew, Newport - NP10 8XL
MFG
145 Newport Road, Roath - CF24 1AG
Sainsburys
District Shopping Centre, Excalibur Drive, Thornhill, Cardiff - CF14 9BB
Morrisons
Ty- Glas Road, Llanishen - CF14 5EP
Morrisons
Azalea Road, Rogerstone - NP10 9SA
Asda
Highcross Road, Rogerstone - NP10 9AE
Tesco
Unit 6 Harlech Retail Park, Cardiff Road, Casnewydd - NP20 3BA
Frequently Asked Questions
Common questions about St Mellons Service Station Cardiff petrol station
What are the current fuel prices at St Mellons Service Station in Cardiff?
The current fuel prices at St Mellons Service Station St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff, CF3 5UG are: Premium Unleaded(E5): 148.9p, Unleaded(E10): 131.9p, Diesel(B7): 138.9p. Prices are updated regularly throughout the day.
Is St Mellons Service Station Cardiff cheaper than nearby petrol stations?
E10 petrol at St Mellons Service Station St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff is currently 0.5p lower than the local average of 132.4p. There are 16 stations within 5 miles, with prices ranging from 128.9p to 139.9p.
How do St Mellons Service Station Cardiff prices compare to the UK national average?
E10 petrol at St Mellons Service Station St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff is 0.6p lower than the UK national average of 132.5p per litre. Nationally, E10 prices range from 102.9p to 490.0p.
What types of fuel are available at St Mellons Service Station Cardiff?
St Mellons Service Station St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff offers the following fuel types: Premium Unleaded(E5), Unleaded(E10), Diesel(B7). All fuels meet UK quality standards and are regularly tested for compliance.
Is St Mellons Service Station Cardiff one of the cheapest petrol stations nearby?
St Mellons Service Station St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff is the 8th cheapest station out of 16 petrol stations within 5 miles for E10 petrol.
What other petrol stations are near St Mellons Service Station Cardiff?
The nearest alternative petrol stations to St Mellons Service Station St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff are: Tesco (0.4 miles away), Asda (1.2 miles away), MFG (1.3 miles away). You can compare prices at these stations to find the best deal in the Cardiff area.
Where is St Mellons Service Station Cardiff located?
St Mellons Service Station Cardiff is located at St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff, CF3 5UG. The station is easily accessible and offers convenient fuel services for drivers in the Cardiff area.
How often are fuel prices updated at St Mellons Service Station Cardiff?
Fuel prices at St Mellons Service Station St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff are typically updated daily. Our data is sourced from official price reporting and updated regularly throughout the day to ensure accuracy. We recommend checking back frequently for the latest prices.
Fuel Prices in Cardiff
Looking for cheap petrol in Cardiff? St Mellons Service Station at St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, Cf3 5ug, Cardiff offers competitive fuel prices for E10 unleaded, E5 super unleaded, diesel, and premium diesel. Use our comparison tools above to see how this station's prices compare to the local Cardiff average and the UK national average.
There are 18 other petrol stations within 5 miles of this location. Compare all nearby stations to find the cheapest fuel in CF3 and save money every time you fill up.
St Mellons Service Station is one of the UK's leading fuel retailers. Our price data is sourced from official UK fuel price reporting systems and updated throughout the day.
