The average price of fuel at Sainsbury'S as of 20th January 2025 is 135.3p for petrol, and 141.4p for diesel. The cheapest prices at any Sainsbury'S petrol station is currently 128.9p, and the price of diesel is 133.9p. The last recorded prices at the most expensive Sainsbury'S petrol station are currently 140.9p for petrol, and 147.9p for diesel.