UK fuel prices on 12 September 2026
Daily report for 12 September 2026. National averages, regional gaps and the biggest price moves from official UK Government Fuel Finder data.
Summary
UK pump prices were rising on 12 September 2026. The average litre of petrol (E10) cost 169.1p, up 0.4p on the day, while diesel averaged 191.2p (up 0.5p on the day). Diesel is 22.1p dearer than petrol. Northern Ireland was the cheapest region for petrol at 163.8p and South East the dearest at 170.5p, a gap of 6.8p a litre. Across the country 52 forecourt prices were cut and 4,034 went up compared with the day before.
Petrol E10: cheapest and dearest regions
| Region | Average |
|---|---|
| 🟢 Northern Ireland | 163.8p |
| Yorkshire & Humber | 167.6p |
| North East | 168.1p |
| Wales | 168.6p |
| North West | 168.8p |
| East Midlands | 168.9p |
| South West | 169.4p |
| East of England | 169.5p |
| West Midlands | 169.6p |
| Scotland | 170.2p |
| London | 170.3p |
| 🔴 South East | 170.5p |
Diesel: cheapest and dearest regions
| Region | Average |
|---|---|
| 🟢 Northern Ireland | 185.3p |
| Yorkshire & Humber | 190.3p |
| Wales | 190.6p |
| North West | 190.8p |
| North East | 190.8p |
| East Midlands | 191.0p |
| South West | 191.4p |
| West Midlands | 191.6p |
| East of England | 191.7p |
| Scotland | 192.7p |
| South East | 192.7p |
| 🔴 London | 192.9p |
Biggest petrol price drops
30 petrol prices cut in total
Biggest petrol price rises
1,918 petrol prices raised in total
Biggest diesel price drops
22 diesel prices cut in total
Biggest diesel price rises
2,116 diesel prices raised in total
Averages are trimmed means of forecourt prices at the last official snapshot of each UTC day. Implausible prices (more than 18p below or 45p above the regional median, likely entry errors) are excluded. Methodology.