UK Energy Bills Rise by £332 a Year as Iran War Drives Up Prices
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UK Energy Bills Rise by £332 a Year as Iran War Drives Up Prices

20 March, 2026.Finance.3 sources

Key Takeaways

  • Typical UK household energy bills rise by £332 in July.
  • Iran war drives up wholesale energy prices, lifting bills across households.
  • Cap forecasts for July–September have surged, indicating higher bills.

Bill Increase Forecast

Energy consultancy Cornwall Insight forecasts typical dual-fuel households will pay £1,973 per year from July.

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This represents an increase from the current £1,641 per year.

The rise is directly attributed to the ongoing US-Israel war on Iran.

The conflict has caused a surge in oil and gas prices.

These higher wholesale costs are being passed on to consumers.

The price changes affect about 19 million households in England, Wales and Scotland.

Price Cap Mechanism

The energy price cap is set by regulator Ofgem every three months.

It determines the maximum price for each unit of gas and electricity.

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The July cap will be finalized on May 27.

It's based on wholesale prices from March, April, and May.

Cornwall Insight updates forecasts weekly due to market volatility.

This cap protects about 19 million households in England, Wales and Scotland.

Actual bills depend on individual energy usage.

Markets turmoil began after US-Israel strikes on Iran on February 28.

Iran retaliated by attacks on Israel and US-allied Gulf states.

Iran closed the Strait of Hormuz, which handles 20% of global oil and gas supply.

Government Response

There's debate over whether help should be universal or targeted.

Chancellor Rachel Reeves indicated help will be targeted.

The Treasury is drawing up different options to protect poorer households.

This differs from the 2022 universal support approach that cost £35bn.

A government spokesperson called forecasts 'highly speculative'.

They argued wholesale price predictions are unreliable.

The government emphasizes tackling affordability as its top priority.

Global Market Impact

International energy markets have been severely impacted by the conflict.

Oil prices soared to as high as $120 per barrel.

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Daily ExpressDaily Express

Large oil and gas producers have suspended production.

This has tightened global energy supply.

The International Energy Agency recommends energy conservation measures.

These include reducing speed limits by 10 km/h.

They also encourage more working from home.

UK consumers not on fixed tariffs should compare deals carefully.

Experts warn against rushing into expensive contracts during volatility.

Energy companies must help struggling customers through payment plans.

They also provide hardship funds and temporary payment breaks.

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