Used Audi S6 Avant for sale near Hillingdon
There are 3 used Audi S6 Avant for sale from UK dealers within 20 miles of Hillingdon on AskCar, as of 8 November 2026. The cheapest is £18,854. AskCar lists 26 used Audi S6 Avant across the UK, from 25 dealerships.
As of 8 November 2026, AskCar lists 595,629 cars and vans from 12,891 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Hillingdon
1 of the 3 Audi S6 Avant within 20 miles of Hillingdon had its price reduced in the last 14 days to 8 November 2026. Its line in the list below says by how much.
Cars for sale now
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 26 priced Audi S6 Avant adverts on AskCar as of 8 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, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2014 Audi S6 Avant 4.0 TFSI V8, 414 bhp, automatic, petrol, estate, 5 doors. Mileage: 71,190 miles. Price: £18,854, unchanged since AskCar first saw it on 6 August 2026, 94 days ago. Euro 5 emissions standard. ULEZ compliant. Dealer: EPS Cars in Watford, 9 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2014-e874600d3488
- 2019 Audi S6 Avant 3.0 TDI V6 Vorsprung, 344 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 62,000 miles. Price: £37,650, reduced by £300 from £37,950 since AskCar first saw it on 8 October 2026, 31 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 7 April 2027. Dealer: Boss Motor Company in Chesham, 13 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2019-5198601db6e6
- 2019 Audi S6 Avant 3.0 TDI V6, 344 bhp, automatic, diesel, estate, 5 doors, white. Mileage: 26,000 miles. Price: £44,950, unchanged since AskCar first saw it on 14 October 2026, 25 days ago. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 November 2026. Dealer: Jamjar Cars in St Albans, 11 miles from Hillingdon. AskCar page: https://askcar.co.uk/car/audi-s6-avant-2019-84095449b86e
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