Used Audi A6 Avant for sale near Guildford
There are 27 used Audi A6 Avant for sale from UK dealers within 20 miles of Guildford on AskCar, as of 5 November 2026. Typical asking price £18,000 (the median: half cost less, half cost more). The cheapest is £3,399. AskCar lists 810 used Audi A6 Avant across the UK, from 596 dealerships.
The middle half of the 27 cars are priced between £13,200 and £31,500.
As of 5 November 2026, AskCar lists 595,776 cars and vans from 12,945 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Guildford
8 of the 27 Audi A6 Avant within 20 miles of Guildford had their price reduced in the last 14 days to 5 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 785 priced Audi A6 Avant adverts on AskCar as of 5 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.
- 2023 Audi A6 Avant 2.0 TFSIe S Line, 295 bhp, automatic, plug-in hybrid (petrol), estate, 5 doors, black. Mileage: 120,948 miles. Price: £13,995, reduced by £4,500 from £18,495 since AskCar first saw it on 28 May 2026, 161 days ago. Fair price: £1,037 (6%) under the AskCar estimate of £15,032. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 17 May 2027. Dealer: Ideal Cars Sussex in Horsham, 17 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2023-a6d1abc9d88e
- 2026 Audi A6 Avant 2.0 TDI Edition 1, 201 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 1,500 miles. Price: £45,672, unchanged since AskCar first saw it on 3 June 2026, 155 days ago. Fair price: £2,175 (4%) under the AskCar estimate of £47,847. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Drift Bridge Audi Approved - Epsom in Epsom, 16 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2026-d3afc44329f6
- 2011 Audi A6 Avant 2.0 TDI S Line Special Edition, 168 bhp, manual, diesel, estate, 5 doors, black. Mileage: 132,650 miles. Price: £3,399, unchanged since AskCar first saw it on 19 July 2026, 109 days ago. Fair price: £149 (4%) under the AskCar estimate of £3,548. Euro 5 emissions standard. MOT: valid until 14 July 2027. Dealer: Berrylands Car Sales in Surbiton, 17 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2011-23105a90d5f6
- 2017 Audi A6 Avant 2.0 TDI ultra S Line, 187 bhp, automatic, diesel, estate, 5 doors, blue. Mileage: 54,000 miles. Price: £14,995, unchanged since AskCar first saw it on 3 November 2026, 2 days ago. Fair price: £572 (3%) under the AskCar estimate of £15,567. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 July 2027. Dealer: Premium Cars for Sale in Fleet, 11 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2017-bab134d93e3d
- 2017 Audi A6 Avant 3.0 SE Executive, 214 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 74,000 miles. Price: £12,920, reduced by £1,505 from £14,425 since AskCar first saw it on 30 August 2026, 67 days ago. Fair price: £487 (3%) under the AskCar estimate of £13,407. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 March 2027. Dealer: Project Cars in Ashford, 14 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2017-a0e0e4bf6fcd
- 2026 Audi A6 Avant 2.0 TDI Edition 1, 201 bhp, automatic, diesel, estate, 5 doors, red. Mileage: 10 miles. Price: £48,990, unchanged since AskCar first saw it on 10 October 2026, 26 days ago. Fair price: £1,104 (2%) under the AskCar estimate of £50,094. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall Motor Group Coulsdon Audi in Coulsdon, 20 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2026-617fdbf94faf
- 2017 Audi A6 Avant 3.0 SE Executive, 214 bhp, automatic, diesel, estate, 5 doors, blue. Mileage: 83,000 miles. Price: £12,295, reduced by £195 from £12,490 since AskCar first saw it on 22 October 2026, 14 days ago. Fair price: £252 (2%) under the AskCar estimate of £12,547. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 7 April 2027. Dealer: WiseCars in Hillingdon, 20 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2017-c89ddd957317
- 2022 Audi A6 Avant 2.0 TFSI S Line, 201 bhp, automatic, petrol, estate, 5 doors, black. Mileage: 18,444 miles. Price: £25,891, raised by £508 from £25,383 since AskCar first saw it on 30 October 2026, 6 days ago. Fair price: £494 (1%) under the AskCar estimate of £26,385. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 July 2027. Dealer: Lookers Audi Farnborough in Farnborough, 9 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2022-775a89873a64
- 2023 Audi A6 Avant 2.0 TFSI S Line, 201 bhp, automatic, petrol, estate, 5 doors, grey. Mileage: 39,583 miles. Price: £24,100, reduced by £200 from £24,300 since AskCar first saw it on 23 October 2026, 13 days ago. Fair price: £454 (1%) under the AskCar estimate of £24,554. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 25 January 2027. Dealer: Marshall Motor Group Coulsdon Audi in Coulsdon, 20 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2023-f86e90537ef3
- 2018 Audi A6 Avant 2.0 TDI S Line, 201 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 67,000 miles. Price: £17,995, reduced by £1,000 from £18,995 since AskCar first saw it on 24 October 2026, 12 days ago. Fair price: £332 (1%) under the AskCar estimate of £18,327. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 29 September 2026; ask the dealer for the current MOT. Dealer: S.P.V. Automotive in Windlesham, 10 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-0a5895aa721f
- 2022 Audi A6 Avant 2.0 TFSI Black Edition, 201 bhp, automatic, petrol, estate, 5 doors, silver. Mileage: 50,343 miles. Price: £24,315, reduced by £1,682 from £25,997 since AskCar first saw it on 28 May 2026, 161 days ago. Fair price: £348 (1%) under the AskCar estimate of £24,663. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 29 September 2026; ask the dealer for the current MOT. Dealer: AB Dealers in Hounslow, 16 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2022-8375d4839e57
- 2022 Audi A6 Avant 2.0 TDI S Line, 201 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 21,685 miles. Price: £29,201, raised by £331 from £28,870 since AskCar first saw it on 30 October 2026, 6 days ago. Fair price: £188 (under 1%) under the AskCar estimate of £29,389. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 25 October 2026; ask the dealer for the current MOT. Dealer: Lookers Audi Guildford in Guildford, 2 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2022-c84804dbd28c
- 2020 Audi A6 Avant 2.0 TDI S Line, 201 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 76,249 miles. Price: £17,999, unchanged since AskCar first saw it on 24 October 2026, 12 days ago. Fair price: £76 (under 1%) under the AskCar estimate of £18,075. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 October 2027. Dealer: cinch Bellevue in Hook, 17 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2020-7543018c955e
- 2022 Audi A6 Avant 2.0 TFSI S Line, 201 bhp, automatic, petrol, estate, 5 doors, grey. Mileage: 31,388 miles. Price: £24,859, unchanged since AskCar first saw it on 30 October 2026, 6 days ago. Fair price: £17 (under 1%) over the AskCar estimate of £24,842. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 December 2026. Dealer: Drift Bridge Walton Audi in Walton-on-Thames, 12 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2022-a22d57f73e8c
- 2024 Audi A6 Avant 2.0 TFSIe S Line, 295 bhp, automatic, plug-in hybrid (petrol), estate, 5 doors, black. Mileage: 9,118 miles. Price: £33,399, unchanged since AskCar first saw it on 3 November 2026, 2 days ago. Fair price: £207 (under 1%) over the AskCar estimate of £33,192. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Coulsdon, 20 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2024-36858a6af29d
- 2026 Audi A6 Avant 2.0 TFSI S Line, 201 bhp, automatic, petrol, estate, 5 doors, black. Mileage: 6,312 miles. Price: £41,990, unchanged since AskCar first saw it on 24 October 2026, 12 days ago. Fair price: £622 (1%) over the AskCar estimate of £41,368. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Harwoods Five Oaks Audi in Five Oaks, 14 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2026-8112e1bb1684
- 2026 Audi A6 Avant 2.0 TFSI Edition 1, 201 bhp, automatic, petrol, estate, 5 doors, grey. Mileage: 2,950 miles. Price: £46,959, reduced by £2,000 from £48,959 since AskCar first saw it on 22 August 2026, 75 days ago. Fair price: £1,208 (2%) over the AskCar estimate of £45,751. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Drift Bridge Walton Audi in Walton-on-Thames, 12 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2026-4a25c1177cfd
- 2017 Audi A6 Avant 2.0 TDI ultra Black Edition, 187 bhp, automatic, diesel, estate, 5 doors, white. Mileage: 69,000 miles. Price: £16,290, reduced by £900 from £17,190 since AskCar first saw it on 28 May 2026, 161 days ago. Fair price: £471 (2%) over the AskCar estimate of £15,819. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 23 August 2026; ask the dealer for the current MOT. Dealer: Stratus in Basingstoke, 14 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2017-f33fc440db83
- 2010 Audi A6 Avant 2.7 TDI V6 S Line Special Edition, 187 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 82,700 miles. Price: £6,995, reduced by £705 from £7,700 since AskCar first saw it on 28 May 2026, 161 days ago. Fair price: £253 (3%) over the AskCar estimate of £6,742. Euro 5 emissions standard. MOT: valid until 29 March 2027. Dealer: Premium Cars for Sale in Fleet, 11 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2010-513952a073e9
- 2015 Audi A6 Avant 2.0 TDI ultra Black Edition, 187 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 50,000 miles. Price: £16,700, raised by £300 from £16,400 since AskCar first saw it on 30 May 2026, 159 days ago. Fair price: £723 (4%) over the AskCar estimate of £15,977. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 22 September 2026; ask the dealer for the current MOT. Dealer: 12 London Road in Woking, 7 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-25e6f6e9bf64
- 2016 Audi A6 Avant 2.0 TDI ultra S Line, 187 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 67,000 miles. Price: £13,495, unchanged since AskCar first saw it on 3 October 2026, 33 days ago. Fair price: £678 (5%) over the AskCar estimate of £12,817. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 6 January 2027. Dealer: Southern Prestige Cars in Crawley, 19 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2016-acaecbcc7260
- 2014 Audi A6 Avant 2.0 TDI ultra S Line, 187 bhp, automatic, diesel, estate, 5 doors, grey. Mileage: 108,697 miles. Price: £7,749, unchanged since AskCar first saw it on 9 June 2026, 149 days ago. Fair price: £493 (6%) over the AskCar estimate of £7,256. Euro 6 emissions standard. ULEZ compliant. Dealer: Wheelbase Bagshot in Bracknell, 13 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2014-7fa9bdeb3991
- 2016 Audi A6 Avant 2.0 TDI ultra SE Executive, 187 bhp, automatic, diesel, estate, 5 doors, silver. Mileage: 99,960 miles. Price: £9,500, reduced by £495 from £9,995 since AskCar first saw it on 28 May 2026, 161 days ago. Fair price: £676 (7%) over the AskCar estimate of £8,824. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 1 June 2027. Dealer: Premium Cars for Sale in Fleet, 11 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2016-a68328269a83
- 2018 Audi A6 Avant 2.0 TDI ultra SE Executive, 187 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 50,000 miles. Price: £15,995, unchanged since AskCar first saw it on 3 October 2026, 33 days ago. Above the going rate: £1,255 (8%) over the AskCar estimate of £14,740. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 31 March 2027. Dealer: Southern Prestige Cars in Crawley, 19 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2018-caed0dbc0dbe
- 2026 Audi A6 Avant 2.0 TFSI Edition 1, 201 bhp, automatic, petrol, estate, 5 doors, green. Mileage: 2,097 miles. Price: £51,290, reduced by £11,700 from £62,990 since AskCar first saw it on 17 October 2026, 19 days ago. Above the going rate: £4,890 (10%) over the AskCar estimate of £46,400. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Harwoods Five Oaks Audi in Five Oaks, 14 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2026-9b90f1810286
- 2024 Audi A6 Avant 2.0 TDI Black Edition, 201 bhp, automatic, diesel, estate, 5 doors, black. Mileage: 18,890 miles. Price: £38,666, raised by £1,778 from £36,888 since AskCar first saw it on 13 October 2026, 23 days ago. Above the going rate: £3,972 (11%) over the AskCar estimate of £34,694. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Penny Hill Motors in Bagshot, 10 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2024-d420ce6ad310
- 2019 Audi A6 Avant 2.0 TDI S Line, 201 bhp, automatic, diesel, estate, 5 doors, white. Mileage: 158,776 miles. Price: £11,995, reduced by £800 from £12,795 since AskCar first saw it on 1 July 2026, 127 days ago. Above the going rate: £1,593 (15%) over the AskCar estimate of £10,402. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 27 March 2027. Dealer: Zacks Motor Company in Slough, 19 miles from Guildford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2019-2c0458c45d70
Audi A6 Avant across the UK by price
- Under £5,000 (39 cars)
- Under £8,000 (91 cars)
- Under £10,000 (153 cars)
- Under £15,000 (313 cars)
- Under £20,000 (487 cars)
- Under £30,000 (692 cars)
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