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Petrol Prices in Swanley
Average today: unleaded 171.9p · diesel 195.9p ·
UK average 169.4p / 191.1p
Checked 12 September 2026 · retailer-reported prices, changes filed within 30 minutes
Swanley trend: Unleaded ▲ 7.0p · 7d · Diesel ▲ 7.5p · 7d
The cheapest unleaded in Swanley today is 169.9p
at Asda Express, 73-75 High Street. Filling a 55-litre tank at the cheapest station instead of the priciest saves about £2.20.
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