Fuel Price Check Analysis – Week of March 17, 2026 Petrol (E10) 143.6p 2.4% (+3.4p) 7d avg: 141.8p Hold off if you can | Super Unleaded (E5) 161.7p 2.6% (+4.1p) 7d avg: 159.7p Hold off if you can | Diesel (B7) 164.5p 3.5% (+5.6p) 7d avg: 161.7p Hold off if you can | Super Diesel (SDV) 185.4p 4.7% (+8.3p) 7d avg: 181.8p Hold off if you can |
Fuel Price Check Analysis – Week of March 17, 2026 Petrol (E10) 143.6p 2.4% (+3.4p) 7d avg: 141.8p Hold off if you can | Super Unleaded (E5) 161.7p 2.6% (+4.1p) 7d avg: 159.7p Hold off if you can | Diesel (B7) 164.5p 3.5% (+5.6p) 7d avg: 161.7p Hold off if you can | Super Diesel (SDV) 185.4p 4.7% (+8.3p) 7d avg: 181.8p Hold off if you can |

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Today's UK Fuel Prices

Live national averages as of 18 March 2026. All figures update daily from the CMA Open Data Scheme.

Petrol (E10)
143.6p
+7.4p / 14 days
Super Unleaded (E5)
161.7p
+7.4p / 14 days
Diesel (B7)
164.5p
+16.4p / 14 days
Super Diesel (SDV)
185.4p
+17p / 14 days
30-Day Price Trend

Hover to see daily values. Data updates automatically.

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As of 18 March 2026, CheckFuelPrices data shows average petrol at 143.6p and diesel at 164.5p per litre. Over the last 14 days, petrol has risen by 7.4p, while diesel has risen by 16.4p.

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All data sourced from the UK Government CMA Open Data Scheme. For press enquiries, contact us.