Pump prices · week of September 21, 2026
Diesel and petrol prices in United Kingdom
In the week of September 21, 2026, diesel averaged £1.96 a litre in United Kingdom and petrol £1.72 (US$2.59 a litre for diesel). Diesel is +38% and petrol +31% compared with the week of February 23, 2026, before the Strait of Hormuz closed.
Updated September 21, 2026 · Source: UK DESNZ weekly road fuel prices
| This week | Week ago | Week of February 23, 2026 | Change since then | |
|---|---|---|---|---|
| Petrol (£/l) | 1.720 | 1.681 | 1.317 | +30.6% |
| Diesel (£/l) | 1.955 | 1.907 | 1.415 | +38.2% |
Trend
■ Diesel ■ petrol, weekly, in £/l.
Common questions
How much is diesel in United Kingdom?
£1.96 a litre on average in the week of September 21, 2026 (US$2.59 a litre), according to the UK DESNZ weekly road fuel prices.
How much has fuel risen in United Kingdom since February 2026?
Diesel: +38%. Petrol: +31%. Compared with the week of February 23, 2026.
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