Used Audi A6 Avant for sale near Boston
There are 6 used Audi A6 Avant for sale from UK dealers within 20 miles of Boston on AskCar, as of 6 November 2026. The cheapest is £5,500. AskCar lists 808 used Audi A6 Avant across the UK, from 592 dealerships.
As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Boston
4 of the 6 Audi A6 Avant within 20 miles of Boston had their price reduced in the last 14 days to 6 November 2026. Each one's 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 783 priced Audi A6 Avant adverts on AskCar as of 6 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.
- 2018 Audi A6 Avant 2.0 TDI ultra Black Edition, 187 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 83,606 miles. Price: £14,225, reduced by £1,025 from £15,250 since AskCar first saw it on 17 September 2026, 50 days ago. Fair price: £930 (6%) under the AskCar estimate of £15,155. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 April 2027. Dealer: JCT600 Boston Audi in Boston, 1 mile from Boston. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-038ebba4098a
- 2018 Audi A6 Avant 2.0 TDI ultra S Line, 187 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 124,000 miles. Price: £9,950, unchanged since AskCar first saw it on 9 October 2026, 28 days ago. Fair price: £524 (5%) under the AskCar estimate of £10,474. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 22 January 2027. Dealer: Windmill Motors in Bourne, 18 miles from Boston. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-7713e446c241
- 2019 Audi A6 Avant 2.0 TDI S Line, 201 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 68,281 miles. Price: £17,990, reduced by £1,000 from £18,990 since AskCar first saw it on 18 October 2026, 19 days ago. Fair price: £940 (4%) under the AskCar estimate of £18,930. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 April 2027. Dealer: Strategic Vehicle Solutions in Boston, 6 miles from Boston. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-dc48b16fe959
- 2018 Audi A6 Avant 2.0 TDI Black Edition, 187 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 87,000 miles. Price: £15,450, reduced by £500 from £15,950 since AskCar first saw it on 26 October 2026, 11 days ago. Fair price: £146 (under 1%) over the AskCar estimate of £15,304. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 June 2027. Dealer: Windmill Motors in Bourne, 18 miles from Boston. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-212e63df4dc5
- 2012 Audi A6 Avant 2.0 TDI S Line, 174 bhp, manual, diesel, estate, 5 doors, black. Mileage: 120,420 miles. Price: £5,500, unchanged since AskCar first saw it on 16 October 2026, 21 days ago. Fair price: £153 (2%) over the AskCar estimate of £5,347. Euro 5 emissions standard. MOT: valid until 12 March 2027. Dealer: Johnson Motors Car Sales in Boston, 1 mile from Boston. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2012-80b2b457775a
- 2014 Audi A6 Avant 2.0 TDI ultra Black Edition, 187 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 112,057 miles. Price: £9,290, reduced by £700 from £9,990 since AskCar first saw it on 11 July 2026, 118 days ago. Fair price: £411 (4%) over the AskCar estimate of £8,879. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 10 September 2026; ask the dealer for the current MOT. Dealer: Holbeach Cars in Spalding, 13 miles from Boston. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2014-d44cccd36293
Audi A6 Avant across the UK by price
- Under £5,000 (39 cars)
- Under £8,000 (93 cars)
- Under £10,000 (155 cars)
- Under £15,000 (312 cars)
- Under £20,000 (483 cars)
- Under £30,000 (688 cars)
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