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Petrol Prices in Letchworth
Average today: unleaded 161.9p · diesel 181.4p ·
UK average 161.4p / 182.6p
Checked 23 August 2026 · retailer-reported prices, changes filed within 30 minutes
Letchworth trend: Unleaded ▲ 0.5p · 7d · Diesel ▲ 0.5p · 7d
The cheapest unleaded in Letchworth today is 159.9p
at Sainsburys Letchworth, Third Avenue. Filling a 55-litre tank at the cheapest station instead of the priciest saves about £2.20.
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