Used Audi A3 saloon for sale under £20,000

There are 652 used Audi A3 saloon under £20,000 for sale from UK dealers on AskCar, as of 30 October 2026. Typical asking price £15,200 (the median: half cost less, half cost more). The cheapest is £3,975. AskCar lists 6,654 used Audi A3 across the UK, from 2,240 dealerships.

The middle half of the 652 cars are priced between £10,800 and £18,000.

As of 30 October 2026, AskCar lists 580,490 cars and vans from 12,695 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

247 of the 652 cars had their price reduced in the last 14 days to 30 October 2026.

Median asking price by year

YearFor sale with a priceMedian asking priceMiddle half priced between
202425£19,000£18,600 to £19,600
202398£18,800£17,400 to £19,500
202291£18,300£16,800 to £19,500
202186£16,800£15,500 to £18,200
202039£16,000£14,600 to £17,000
201955£14,000£12,800 to £15,400
201846£12,100£10,500 to £13,600
201766£10,900£9,900 to £13,300
201661£9,500£8,400 to £11,000
201545£9,000£8,500 to £10,600
201431£8,000£7,500 to £9,200

Cars for sale now, page 4 of 7

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 6,475 priced Audi A3 adverts on AskCar as of 30 October 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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