Cheapest Petrol & Diesel in St Thomas Today
☆ SaveLast updated: · Prices refresh every 30 minutes from the UK government's Fuel Finder service.
Cheapest Petrol in St Thomas
Cheapest Diesel in St Thomas
There are 2 fuel stations in St Thomas reporting live prices via the UK government's Fuel Finder service. Unleaded petrol (E10) averages 150.9p per litre across 2 stations. Diesel (B7) averages 168.9p across 2 stations. Unleaded is 2.2p below the national average of 153.1p.
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 St Thomas.
Fuel Stations in St Thomas
| Station | Postcode | E10 | E5 | B7 | SDV |
|---|---|---|---|---|---|
| EG On The Move, Swansea St Thomas | SA1 8PA | 149.9p Cheapest | 169.9p | 165.9p Cheapest | 185.9p Cheapest |
| Green Road Service Station, Portsmouth St Thomas | PO5 4DY | 151.9p | 167.9p Cheapest | 171.9p | 187.9p |
Station Map
Nearby Towns
Average Petrol and Diesel Prices in St Thomas (pence per litre)
30-Day Price Trend in the Swansea Region (pence per litre)
Daily averages across all stations in the Swansea postcode area over the last 30 days. St Thomas sits within this region.
What does fuel cost a typical driver in St Thomas?
At current prices, a typical driver covering 12000 miles a year in a petrol car averaging 35 mpg spends about £2352/year on fuel in St Thomas (at 150.9p/L). That's £34 less than the UK average of £2386. Across the wider Swansea (SA) postcode area petrol averages 152.8p/L, working out at £2382/year.
A diesel driver doing the same 12000 miles at 50 mpg spends about £1843/year at St Thomas's average diesel price of 168.9p/L. That's £24 less than the UK average of £1867. Across the wider Swansea (SA) postcode area diesel averages 168.3p/L — £1836/year.
Choose the right station — save £££
The cheapest petrol in St Thomas is 149.9p/L and the most expensive is 151.9p/L — a 2.0p/L spread. Filling a 60‑litre tank at the cheapest vs the dearest saves £1.20.
For diesel the spread is 6.0p/L (165.9p cheapest, 171.9p dearest) — £3.60 saved on a 60‑litre fill.
Fuel Prices by Brand in St Thomas
Average prices and cheapest station for each fuel brand in St Thomas.
EG On The Move Fuel Prices in St Thomas
There is 1 EG On The Move forecourt in St Thomas. Petrol is 149.9p/L — 1.0p below the St Thomas average. Diesel is 165.9p/L (3.0p below town avg). Live prices: EG On The Move, Swansea. EG On The Move fuel prices across the UK →
Show station details
| Station | Postcode | E10 | B7 |
|---|---|---|---|
| EG On The Move, Swansea | SA1 8PA | 149.9p | 165.9p |
Green Road Service Station Fuel Prices in St Thomas
There is 1 Green Road Service Station forecourt in St Thomas. Petrol is 151.9p/L — 1.0p above the St Thomas average. Diesel is 171.9p/L (3.0p above town avg). Live prices: Green Road Service Station, Portsmouth.
Show station details
| Station | Postcode | E10 | B7 |
|---|---|---|---|
| Green Road Service Station, Portsmouth | PO5 4DY | 151.9p | 171.9p |
Embed live prices on your website
Free · Always up-to-date · No registration needed. Local news site, community page, or just want to share live prices? Copy the code below.