The average price of fuel at Sainsbury's as of 17th September 2025 is 131.7p for petrol, and 139.1p for diesel. The cheapest prices at any Sainsbury's petrol station is currently 123.9p, and the price of diesel is 130.9p. The last recorded prices at the most expensive Sainsbury's petrol station are currently 138.9p for petrol, and 147.9p for diesel.