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St Mellons Service Station

St. Mellons Service Station, Cardiff CF3 5UG

Checked 23 August 2026 · last price change 04 August 2026 · retailers report changes within 30 minutes
7-day trend: Unleaded → steady · 7d · Diesel → steady · 7d
UNLEADED
162.9p
vs 5 stations within 3 miles
→ steady · 7d
Last changed 04 Aug
DIESEL
181.9p
vs 5 stations within 3 miles
→ steady · 7d
Last changed 03 Aug
Super Unleaded182.9p
Above the Local AverageA 55-litre tank costs about £0.55 more here than the average of 5 stations within 3 miles.
Unleaded (E10) at St Mellons Service Station is 162.9p per litre, 0.9p above the Cardiff average of 162.0p, the 15th cheapest of 23 stations in Cardiff. Diesel is 181.9p, 0.7p below the UK average of 182.6p. Prices last reported by the retailer on 04 August 2026.
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How This Station Compares

Local rank (Cardiff)15th cheapest of 23
vs Cardiff average (unleaded)+0.9p higher
vs UK average (unleaded)+1.5p higher
vs UK average (diesel)−0.7p lower

Nearby Stations

0.4 MISet 20 Aug · Checked today
Tesco Tesco Stores Ltd, Crickhowell Road, CF3 0EF
UNLEADED
159.9p
DIESEL
179.9p
Unleaded 3.0p/L cheaper than this station · save £1.65 a tank
1.2 MISet 18 Aug · Checked today
Asda 8 Dering Road, Pontprennau, CF23 8NL
UNLEADED
160.9p
DIESEL
179.9p
Unleaded 2.0p/L cheaper than this station · save £1.10 a tank
1.3 MISet 19 Aug · Checked today
Esso Newport Road, CF3 2UR
UNLEADED
161.9p
DIESEL
184.9p
Unleaded 1.0p/L cheaper than this station · save £0.55 a tank
1.4 MISet 23 Jul · Checked today
Welcome Break Motorway Services, CF23 8RA
UNLEADED
161.9p
DIESEL
187.9p
Unleaded 1.0p/L cheaper than this station · save £0.55 a tank
1.6 MISet 12 Aug · Checked today
Texaco Pentwyn Service Station, CF23 7XH
UNLEADED
164.9p
DIESEL
185.9p
Unleaded 2.0p/L more than this station · £1.10 extra a tank

Facilities

AdBlue (packaged)Air & screenwashCar wash24-hour fuel

Opening Hours

mondayOpen 24 hours
tuesdayOpen 24 hours
wednesdayOpen 24 hours
thursdayOpen 24 hours
fridayOpen 24 hours
saturdayOpen 24 hours
sundayOpen 24 hours

Price History

Over the past 21 days, unleaded at this station has risen 1.0p (161.9p to 162.9p), while the UK average has risen 0.9p.

This stationUK average
23 Aug 2026162.9p
22 Aug 2026162.9p
21 Aug 2026162.9p
20 Aug 2026162.9p
19 Aug 2026162.9p
18 Aug 2026162.9p
17 Aug 2026162.9p
16 Aug 2026162.9p
15 Aug 2026162.9p
14 Aug 2026162.9p
13 Aug 2026162.9p
12 Aug 2026162.9p
11 Aug 2026162.9p
10 Aug 2026162.9p
09 Aug 2026162.9p
08 Aug 2026162.9p
07 Aug 2026162.9p
06 Aug 2026162.9p
05 Aug 2026162.9p▲ 1.0
04 Aug 2026161.9p
03 Aug 2026161.9p
02 Aug 2026161.9p
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