Southampton has 17 forecourts. Below are the 50 within 20 km of its centre, with live prices.
COSTCO WHOLESALE, SOUTHAMPTON currently leads on price in Southampton at £1.63 — 8.1p below the city average. Filling a 55-litre tank here saves you £4.45 vs the average station.
The cheapest petrol in Southampton today is at COSTCO WHOLESALE, SOUTHAMPTON (SO15 8TA) at £1.63 per litre. Prices are updated live from the official UK Government Fuel Finder data.
The average petrol (E10) price in Southampton is currently £1.71 per litre, which is 1.1p above the UK national average of £1.70. Supermarket stations like Tesco and Asda typically offer the lowest prices.
The cheapest diesel (B7) in Southampton is currently £1.86 per litre at COSTCO WHOLESALE, SOUTHAMPTON. The average diesel price across Southampton is £1.93.
Fuel prices across Southampton are updated live. All major UK fuel retailers are legally required to report prices to the government's Fuel Finder scheme, which FuelSignal pulls from automatically.
Supermarket fuel stations — Tesco, Asda, Morrisons, and Sainsbury's — are almost always the cheapest in Southampton, typically 4–8p per litre below branded stations like Shell and BP. Among non-supermarket brands, JET and Gulf often offer competitive prices.
Southampton petrol prices are currently 1.1p per litre above the UK national average of £1.70. Filling up at a supermarket station can help reduce costs.
To save money on petrol in Southampton: (1) Use supermarket stations which are typically 5–8p cheaper than branded forecourts. (2) Avoid filling up near motorway services which charge a significant premium. (3) Use FuelSignal to compare forecourts across Southampton and find the cheapest price near you before you travel.