Used Audi A6 for Sale Under $20,000
1,016 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2014
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 119,500
- Stock #:
- M1534
- VIN:
- WAUHGAFC0EN028779
Price drop
-$1,000
2014 Audi A6
3.0T quattro Prestige Sedan AWD
119,500 mi
Orange, MA
Fair Deal
$12,993
$11,993
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Dakota Gray Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 74,333
- Stock #:
- 26UG103B
- VIN:
- WAUCFAFC2GN089602
Price drop
-$589
2016 Audi A6
2.0T Premium Sedan FWD
74,333 mi
Hermiston, OR
Good Deal
$14,693
$14,104
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 53,446
- Stock #:
- 103676
- VIN:
- WAUK2AF25KN103676
2019 Audi A6
55 TFSI quattro Premium Sedan AWD
53,446 mi
Honolulu, HI
Great Deal
$19,095
- Year:
- 2014
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 133,233
- VIN:
- WAUHGAFC1EN048183
New arrival
2014 Audi A6
3.0T quattro Prestige Sedan AWD
133,233 mi
Cincinnati, OH
Great Deal
$7,382
- Year:
- 2017
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Florett Silver
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 58,467
- Stock #:
- PT0415
- VIN:
- WAUF8AFC9HN045458
New arrival
2017 Audi A6
2.0T quattro Premium Sedan AWD
58,467 mi
Santa Clara, CA
Fair Deal
$19,120
- Year:
- 2009
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 300 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Gray
- Transmission:
- Automatic
- Mileage:
- 183,268
- Stock #:
- 022530
- VIN:
- WAUWG74F29N022530
New arrival
2009 Audi A6
3.0T quattro Prestige Sedan AWD
183,268 mi
Roanoke, VA
Good Deal
$4,194
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Glacier White
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 7-Speed Automatic
- Mileage:
- 75,154
- Stock #:
- TKN032122
- VIN:
- WAUL2AF26KN032122
2019 Audi A6
55 TFSI quattro Premium Plus Sedan AWD
75,154 mi
Kingsport, TN
Great Deal
$18,784
- Year:
- 2017
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Moonlight Blue Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Atlas Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 112,659
- Stock #:
- HN050932
- VIN:
- WAUF2AFC1HN050932
2017 Audi A6
3.0T quattro Premium Plus Sedan AWD
112,659 mi
Cary, NC
Good Deal
$14,297
- Year:
- 2017
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Ibis White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 8-Speed Automatic
- Mileage:
- 74,160
- Stock #:
- I32642A
- VIN:
- WAUG8AFC0HN081639
2017 Audi A6
2.0T quattro Premium Plus Sedan AWD
74,160 mi
Columbus, OH
Fair Deal
$17,447
- Year:
- 2014
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 3L V6
- Exterior color:
- Havanna Black Metallic
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Nougat Brown
- Transmission:
- 8-Speed Automatic
- Mileage:
- 61,191
- Stock #:
- 75EN005238T1
- VIN:
- WAUFGAFC6EN005238
New arrival
2014 Audi A6
3.0T quattro Premium Plus Sedan AWD
61,191 mi
Dublin, OH
Fair Deal
$14,993
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Engine:
- 340 hp 3L V6
- Exterior color:
- Silver
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 90,890
- Stock #:
- JN061933T
- VIN:
- WAUF3AFCXJN061933
Price drop
-$500
2018 Audi A6
90,890 mi
West Chester, PA
Good Deal
$17,471
$16,971
- Year:
- 2009
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 300 hp 3L V6
- Exterior color:
- OYSTER GRAY METALLIC
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- BLACK LEATHER
- Transmission:
- 6-Speed Automatic
- Mileage:
- 126,027
- Stock #:
- 5152-B
- VIN:
- WAUWG74FX9N019553
2009 Audi A6
3.0T quattro Prestige Sedan AWD
126,027 mi
Ontario, CA
Fair Deal
$6,135
- Year:
- 2017
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Black
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 119,013
- Stock #:
- 007728
- VIN:
- WAUF2AFC7HN007728
2017 Audi A6
3.0T quattro Premium Plus Sedan AWD
119,013 mi
Nampa, ID
Fair Deal
$14,415
- Year:
- 2017
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Mythos Black Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 63,454
- Stock #:
- 8P0269B
- VIN:
- WAUF8AFC3HN074681
New arrival
2017 Audi A6
2.0T quattro Premium Sedan AWD
63,454 mi
Washougal, WA
Fair Deal
$18,091
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- Silver Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 7-Speed Automatic
- Mileage:
- 79,014
- Stock #:
- O211316A
- VIN:
- WAUD8AF23KN128244
2019 Audi A6
45 TFSI quattro Premium Sedan AWD
79,014 mi
Jacksonville, FL
Great Deal
$18,179
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 240 hp 3L V6 Diesel
- Exterior color:
- Moonlight Blue Metallic
- Combined gas mileage:
- 31 MPG
- Fuel type:
- Diesel
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 110,767
- Stock #:
- ATGN090443
- VIN:
- WAUFMAFC9GN090443
2016 Audi A6
3.0 TDI quattro Premium Plus Sedan AWD
110,767 mi
Littleton, CO
Fair Deal
$15,299
- Year:
- 2017
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Silver
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 128,972
- Stock #:
- 05493
- VIN:
- WAUF2AFC3HN105493
2017 Audi A6
3.0T quattro Premium Plus Sedan AWD
128,972 mi
Janesville, WI
Good Deal
$12,799
- Year:
- 2012
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 3L V6
- Exterior color:
- White
- Combined gas mileage:
- 23 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Velvet Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 66,609
- Stock #:
- L1469A
- VIN:
- WAUHGAFC0CN050021
Photos coming soon
New arrival
2012 Audi A6
3.0T quattro Prestige Sedan AWD
66,609 mi
Austin, TX
Good Deal
$11,988
- Year:
- 2020
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Beige)
- Transmission:
- 7-Speed Dual Clutch
- Mileage:
- 73,100
- Stock #:
- TR001843
- VIN:
- WAUD8AF22LN001843
2020 Audi A6
45 TFSI quattro Premium AWD
73,100 mi
San Diego, CA
Good Deal
$19,321
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 248 hp 2L I4
- Exterior color:
- Glacier White Metallic
- Combined gas mileage:
- 28 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige)
- Transmission:
- Automatic
- Mileage:
- 83,080
- Stock #:
- 15967E
- VIN:
- WAUD8AF29KN131164
2019 Audi A6
45 TFSI quattro Premium Sedan AWD
83,080 mi
Rome, NY
Great Deal
$18,615
- Year:
- 2015
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 3L V6
- Exterior color:
- White
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Transmission:
- Automatic
- Mileage:
- 72,825
- Stock #:
- 024360
- VIN:
- WAUFGAFC8FN024360
2015 Audi A6
3.0T quattro Premium Plus Sedan AWD
72,825 mi
Hartford, CT
Good Deal
$15,299
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 2L I4
- Fuel type:
- Gasoline
- Transmission:
- 7-Speed Automatic
- Mileage:
- 69,138
- Stock #:
- 068986
- VIN:
- WAUCFAFC7GN068986
2016 Audi A6
2.0T Premium Sedan FWD
69,138 mi
Kent, WA
Good Deal
$13,395
- Year:
- 2014
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 3L V6
- Exterior color:
- Gray
- Combined gas mileage:
- 22 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 91,571
- Stock #:
- 054042
- VIN:
- WAUFGAFC3EN054042
2014 Audi A6
3.0T quattro Premium Plus Sedan AWD
91,571 mi
Hawthorne, NJ
Great Deal
$10,690
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Gray Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 8-Speed Automatic
- Mileage:
- 76,691
- Stock #:
- 003010U
- VIN:
- WAUHGAFC5GN003010
New arrival
2016 Audi A6
3.0T quattro Prestige Sedan AWD
76,691 mi
Austin, TX
Fair Deal
$18,214
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