CarGurus Logo Homepage Link
  • Buy used
  • Sell
    • Sell my car
    • Car values
  • Research
    • Test drive reviews
    • Price trends
  • Advertise
  • Saved cars and searches
  • Sign in/register
    • My account
    • Saved searches
    • Saved cars
    • Recommended cars
    • Browsing history
      • United States (EN)
      • Estados Unidos (ES)
      • Canada (EN)
      • Canada (FR)
      • United Kingdom

Used 2021 Audi A6 Avant for sale nationwide

88 results
Nationwide
2021 Audi A6 Avant 2.0 50 TFSI e S Line

2021 Audi A6 Avant

2.0 50 TFSI e S Line

56,148 miles

£24,080

Great Deal
Blackburn
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
I4 Hybrid
Exterior colour:
Silver
Fuel type:
Hybrid
Gearbox:
Automatic
Mileage:
56,148
Stock number:
56655
Reg:
WAUZZZF28MN086366

2021 Audi A6 Avant 3.0 55 TFSI Black Edition

2021 Audi A6 Avant

3.0 55 TFSI Black Edition

81,858 miles

£22,783

Great Deal
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
V6 Petrol
Exterior colour:
Black
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
81,858
Stock number:
2361908
Reg:
WAUZZZF27MN104310

2021 Audi A6 Avant 2.0 40 TFSI Sport

2021 Audi A6 Avant

2.0 40 TFSI Sport

39,873 miles

£19,900

Great Deal
Cannock
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Black
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
39,873
Stock number:
202509086146902
Reg:
WAUZZZF27MN101276

2021 Audi A6 Avant 3.0 50 TDI S Line

2021 Audi A6 Avant

3.0 50 TDI S Line

108,429 miles

£21,495

Great Deal
Leicester
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
V6 Diesel
Exterior colour:
Blue
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
108,429
Stock number:
6926550
Reg:
WAUZZZF2XNN037865

2022 Audi A6 Avant 2.0 40 TFSI Sport

2022 Audi A6 Avant

2.0 40 TFSI Sport

48,156 miles

£21,695

Great Deal
West Stour
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Black
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
48,156
Stock number:
127
Reg:
WAUZZZF22NN031316

2022 Audi A6 Avant 2.0 45 TFSI S Line

2022 Audi A6 Avant

2.0 45 TFSI S Line

19,573 miles

£30,985

Great Deal
Warrington
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
I4 Petrol
Exterior colour:
Blue
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
19,573
Stock number:
{4276C75F-C0BB-F011-8FD9-000D3A0CEDF6}
Reg:
WAUZZZF29PN015830

Preparing for a close-up...

Photos coming soon

2022 Audi A6 Avant

2.0 50 TFSI e Sport

41,166 miles

£26,990

Great Deal
Wolverhampton
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
I4 Hybrid
Exterior colour:
Black
Fuel type:
Hybrid
Gearbox:
Automatic
Mileage:
41,166
Stock number:
{26CD6C75-BDA9-F011-8FD7-000D3A0CEDF6}
Reg:
WAUZZZF2XNN030768

Preparing for a close-up...

Photos coming soon

2022 Audi A6 Avant

2.0 40 TFSI Sport

42,757 miles

£21,990

Great Deal
Approved used
Crewe
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Black
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
42,757
Stock number:
8a428b0e9a34d104019a39e1f86132e0
Reg:
WAUZZZF29PN014886

Preparing for a close-up...

Photos coming soon

2020 Audi A6 Avant

2.0 45 TFSI S Line (245ps)

26,880 miles

£25,900

Good Deal
Croxley Green
Year:
2020
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
I4 Petrol
Exterior colour:
Grey
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
26,880
Stock number:
202509015947315
Reg:
WAUZZZF2XLN075514

Preparing for a close-up...

Photos coming soon

2022 Audi A6 Avant

2.0 40 TFSI Black Edition

29,450 miles

£27,795

Good Deal
Wolverhampton
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
White
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
29,450
Stock number:
202510097010027
Reg:
WAUZZZF29NN062059

Preparing for a close-up...

Photos coming soon

2022 Audi A6 Avant

2.0 40 TFSI S Line

33,959 miles

£26,490

Good Deal
Approved used
Walton-on-Thames
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
33,959
Stock number:
20435212
Reg:
WAUZZZF21NN038502

Preparing for a close-up...

Photos coming soon

2020 Audi A6 Avant

2.0 40 TDI S Line quattro

48,500 miles

£24,475

Good Deal
Willenhall
Year:
2020
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
I4 Diesel
Exterior colour:
Blue
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
48,500
Stock number:
U4463
Reg:
WAUZZZF26LN062016

Preparing for a close-up...

Photos coming soon

2021 Audi A6 Avant

2.0 40 TFSI Sport

20,922 miles

£23,499

Good Deal
Preston
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Black
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
20,922
Stock number:
7480399
Reg:
WAUZZZF23NN006375

Preparing for a close-up...

Photos coming soon

2022 Audi A6 Avant

2.0 40 TFSI S Line

35,038 miles

£26,128

Good Deal
Approved used
Craigavon
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
35,038
Stock number:
20394383
Reg:
WAUZZZF24NN057058

Preparing for a close-up...

Photos coming soon

2021 Audi A6 Avant

2.0 40 TFSI Black Edition

39,279 miles

£24,500

Good Deal
Sheffield
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Grey
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
39,279
Stock number:
202510157177468
Reg:
WAUZZZF27NN006086

Preparing for a close-up...

Photos coming soon

2022 Audi A6 Avant

2.0 40 TFSI S Line

29,292 miles

£26,569

Good Deal
Approved used
Bath
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Black
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
29,292
Stock number:
202510247401723
Reg:
WAUZZZF22NN043787

Preparing for a close-up...

Photos coming soon

2021 Audi A6 Avant

2.0 50 TFSI e S Line

164,266 miles

£15,500

Good Deal
Bootle
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
I4 Hybrid
Exterior colour:
Black
Fuel type:
Hybrid
Gearbox:
Automatic
Mileage:
164,266
Stock number:
7437050
Reg:
WAUZZZF25MN096269

Preparing for a close-up...

Photos coming soon

2021 Audi A6 Avant

2.0 40 TFSI Sport

33,640 miles

£21,600

Good Deal
Kent
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Black
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
33,640
Stock number:
202511278172634
Reg:
WAUZZZF2XNN007362

Preparing for a close-up...

Photos coming soon

2021 Audi A6 Avant

2.0 40 TFSI S Line

62,242 miles

£21,000

Good Deal
London
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Grey
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
62,242
Stock number:
202510016807845
Reg:
WAUZZZF22NN007730

Preparing for a close-up...

Photos coming soon

2022 Audi A6 Avant

2.0 50 TFSI e S Line

61,941 miles

£26,445

Good Deal
Bicester
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
I4 Hybrid
Exterior colour:
Black
Fuel type:
Hybrid
Gearbox:
Automatic
Mileage:
61,941
Stock number:
{F73F44A4-7AA3-F011-8FD7-000D3A0CEDF6}
Reg:
WAUZZZF28PN022008

Preparing for a close-up...

Photos coming soon

2021 Audi A6 Avant

2.0 40 TDI Sport quattro

32,797 miles

£23,068

Good Deal
Bristol
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
I4 Diesel
Exterior colour:
Blue
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
32,797
Stock number:
AETV121558
Reg:
WAUZZZF20MN072865

Preparing for a close-up...

Photos coming soon

2022 Audi A6 Avant

2.0 40 TFSI S Line

42,580 miles

£24,197

Good Deal
Scunthorpe
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Front-wheel drive
Engine:
I4 Petrol
Exterior colour:
Grey
Fuel type:
Petrol
Gearbox:
Automatic
Mileage:
42,580
Stock number:
33459
Reg:
WAUZZZF20NN045344

Preparing for a close-up...

Photos coming soon

2021 Audi A6 Avant

3.0 50 TDI S Line

63,758 miles

£25,800

Good Deal
Cannock
Year:
2021
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
V6 Diesel
Exterior colour:
Black
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
63,758
Stock number:
202511117821120
Reg:
WAUZZZF26NN028063

Preparing for a close-up...

Photos coming soon

2022 Audi A6 Avant

2.0 40 TDI Sport quattro

23,000 miles

£28,495

Good Deal
Glasgow
Year:
2022
Make:
Audi
Model:
A6 Avant
Body type:
Estate
Doors:
5 doors
Drivetrain:
Four-wheel drive
Engine:
I4 Diesel
Exterior colour:
Silver
Fuel type:
Diesel
Gearbox:
Automatic
Mileage:
23,000
Stock number:
202509196469616
Reg:
WAUZZZF24NN045749

  1. Home
  2. / Used cars
  3. / Audi A6 Avant
  4. / 2021
FAQs

2021 Audi A6 Avant FAQs

How much does the 2021 Audi A6 Avant cost?

The average 2021 Audi A6 Avant costs about £24,838.12. The average price has decreased by -7% since last year. The 88 for sale on CarGurus range from £14,495 to £33,950 in price.

How many 2021 Audi A6 Avant vehicles have no reported accidents or damage?

87 out of 88 for sale have no reported accidents or damage.

What is the fuel economy of the 2021 Audi A6 Avant?

Depending on the engine and options, the 2021 Audi A6 Avant gets between 58 and 58 MPG (or MPGe).

What fuel types are available?

Diesel, Petrol, Hybrid engines are available.

  • 2024 Audi A6 Avant

  • 2023 Audi A6 Avant

  • 2022 Audi A6 Avant

  • 2020 Audi A6 Avant

  • 2019 Audi A6 Avant

  • 2018 Audi A6 Avant

  • Audi A6 Avant S Line

  • Audi A6 Avant Black Edition

  • Audi A6 Avant Sport

Connect with us
Download our app
Download on the App Store Get it on Google Play
  • Company
  • About CarGurus
  • Our team
  • Press
  • Investor relations
  • Price trends
  • Careers
  • Advertise with CarGurus
  • UK Modern Slavery Statement
  • CarGurus tax strategy
  • For dealers
  • Dealer signup
  • Dealer resources
  • Terms
  • Terms of Use
  • Privacy statement
  • Cookie policy
  • Interest-based ads
  • Security
  • Help
  • Help
  • Contact us
    • United States (EN)
    • Estados Unidos (ES)
    • Canada (EN)
    • Canada (FR)
    • United Kingdom

CarGurus UK Limited is an introducer appointed representative of CarFinance 247 Limited (FRN: 653019)

CarFinance 247 Limited are authorised and regulated by the Financial Conduct Authority for credit broking and insurance intermediation. Registered address: Universal Square, North Devonshire Street, Manchester M12 6JH.

CarFinance 247 Limited is a credit broker and not a lender.

© 2025 CarGurus, Inc., All Rights Reserved.

CarGurus UK Limited, 1 Ashley Road, 3rd Floor, Altrincham, Cheshire WA14 2DT