Used automatic SEAT Leon for sale under £20,000

There are 596 used automatic SEAT Leon under £20,000 for sale from UK dealers on AskCar, as of 10 November 2026. Typical asking price £13,000 (the median: half cost less, half cost more). The cheapest is £1,995. AskCar lists 2,134 used SEAT Leon across the UK, from 1,285 dealerships.

The middle half of the 596 cars are priced between £9,900 and £16,000.

As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

194 of the 596 cars had their price reduced in the last 14 days to 10 November 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
202426£18,000£17,000 to £19,400
202176£13,800£12,700 to £15,400
2020109£14,000£12,500 to £16,000
2019146£14,200£11,900 to £17,000
201872£11,000£9,600 to £13,000
201741£9,300£8,000 to £11,500
201623£9,000£7,000 to £10,400
201526£7,000£6,200 to £8,000
201424£6,000£4,800 to £7,000

Cars for sale now, page 5 of 6

Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 2,066 priced SEAT Leon adverts on AskCar as of 10 November 2026.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page.

Cheaper cars like each one, with its price history, are on its AskCar page.

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