Used Audi A6 Avant for sale under £20,000

473 cars from UK dealers, updated 26 October 2026. Typical asking price £13,400. Half of them are priced between £9,800 and £16,500.

AskCar lists 579,238 cars from 12,980 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.

135 have had their price cut since they were first listed.

Typical price by year

YearFor saleTypical priceHalf are priced between
202021£17,000£15,600 to £18,600
201988£16,700£15,500 to £18,700
201868£14,500£13,000 to £16,000
201755£14,200£10,700 to £16,000
201661£10,600£9,300 to £13,000
201559£11,300£9,900 to £13,200
201424£9,000£7,700 to £11,600
201321£7,700£6,500 to £8,800

Cars for sale now, page 4 of 5

The cheaper cars like each one are on its AskCar page.

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Audi A6 Avant by gearbox, fuel and body

Audi A6 Avant prices by year

Audi A6 Avant by price

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