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Updated 21 April 2026
Open 24 hours · 7 days

St Mellons Service Station St. Mellons Service Station

St. Mellons Service Station, Newport Road, Old St. Mellons, Cardiff, CF3 5UG, Cardiff · CF3 5UG

Today's prices

Pump prices · per litre

21 April 2026
E10 UNLEADED
156.9p
▲ 1.0p vs area
E5 PREMIUM
176.9p
- Area avg
B7 DIESEL
189.9p
▲ 3.0p vs area
SDV SUPER
-
No data
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Availability

Opening hours

Forecourt

What's on site

Nearby stations

Compare within ~1 mile

Sorted by distance
Tesco Tesco Stores Ltd
CF3 0EF · 0.7 km · -1.0p Unleaded
155.9p
E10
Asda 8 Dering Road
CF23 8NL · 2.0 km · -1.0p Unleaded
155.9p
E10
Common questions

Quick answers

What is the fuel price at St Mellons Service Station CF3 5UG today?+
Unleaded (E10) is 156.9p. Premium (E5) is 176.9p. Diesel (B7) is 189.9p. Prices refresh daily from the UK Government's Fuel Finder scheme.
Is St Mellons Service Station CF3 5UG open 24 hours?+
Yes - this St Mellons Service Station station is open 24 hours a day, 7 days a week, including bank holidays.
How does this station compare to nearby ones?+
Unleaded at 156.9p sits 1.0p above the 2-station area average of 155.9p.
How accurate are the prices shown?+
Prices are supplied by the retailer directly through the UK Department for Transport's Fuel Finder scheme - a legally mandated price reporting system. Our database refreshes every 30 minutes.