Used Audi A6 for Sale Under $20,000
1,045 vehicles found
Shop with transparent pricing.
Only show listings that include dealer fees- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Brilliant Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 115,903
- Stock #:
- 026893 LM
- VIN:
- WAUG8AFC6JN026893
Price drop
-$395
2018 Audi A6
2.0T quattro Premium Plus Sedan AWD
115,903 mi
East Windsor, CT
Great Deal
$12,990
$12,595
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Engine:
- 2L I4
- Exterior color:
- White / Black
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 79,949
- Stock #:
- 29302P
- VIN:
- WAUF8AFC8JN074388
New arrival
2018 Audi A6
79,949 mi
East Hartford, CT
Great Deal
$14,600
- Year:
- 2016
- 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:
- 73,009
- Stock #:
- m12832
- VIN:
- WAUHGAFC2GN010142
2016 Audi A6
3.0T quattro Prestige Sedan AWD
73,009 mi
Poughkeepsie, NY
Fair Deal
$17,995
- Year:
- 2013
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 211 hp 2L I4
- Exterior color:
- Glacier White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 102,470
- Stock #:
- H260590A
- VIN:
- WAUGFAFC7DN052221
Price drop
-$734
2013 Audi A6
2.0T quattro Premium Plus Sedan AWD
102,470 mi
Henderson, NV
Great Deal
$9,284
$8,550
- Year:
- 2013
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 211 hp 2L I4
- Exterior color:
- Ibis White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Velvet Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 139,243
- Stock #:
- C71402A
- VIN:
- WAUGFAFCXDN054612
2013 Audi A6
2.0T quattro Premium Plus Sedan AWD
139,243 mi
Glen Ellyn, IL
Fair Deal
$8,877
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- White
- Fuel type:
- Gasoline
- Interior color:
- Brown (Atlas Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 140,955
- Stock #:
- NP12588
- VIN:
- WAUC8AFC8JN019507
2018 Audi A6
2.0T Premium Sedan FWD
140,955 mi
Indianapolis, IN
Good Deal
$10,200
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Blue
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Atlas Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 84,185
- Stock #:
- TDGN157184
- VIN:
- WAUFGAFC8GN157184
2016 Audi A6
3.0T quattro Premium Plus Sedan AWD
84,185 mi
Coral Springs, FL
Fair Deal
$15,701
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Moonlight Blue Metallic
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Atlas Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 58,979
- Stock #:
- JN046118
- VIN:
- WAUG8AFC9JN046118
Price drop
-$500
2018 Audi A6
2.0T quattro Premium Plus Sedan AWD
58,979 mi
Washington Township, OH
Great Deal
$17,897
$17,397
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Brilliant Black
- Fuel type:
- Gasoline
- Interior color:
- Brown (Atlas Beige)
- Transmission:
- 7-Speed Automatic
- Mileage:
- 82,461
- Stock #:
- 044207C02
- VIN:
- WAUC8AFC0JN044207
2018 Audi A6
2.0T Premium Sedan FWD
82,461 mi
Miami, FL
Great Deal
$13,830
- Year:
- 2016
- 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
- Transmission:
- Automatic
- Mileage:
- 74,175
- Stock #:
- C26035
- VIN:
- WAUFGAFC0GN005769
2016 Audi A6
3.0T quattro Premium Plus Sedan AWD
74,175 mi
Muncie, IN
Fair Deal
$18,138
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- Front-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Moonlight Blue Metallic
- Combined gas mileage:
- 29 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Atlas Beige)
- Transmission:
- Automatic
- Mileage:
- 78,453
- Stock #:
- JN010470
- VIN:
- WAUC8AFCXJN010470
Price drop
-$600
2018 Audi A6
2.0T Premium Sedan FWD
78,453 mi
Winter Park, FL
Great Deal
$14,994
$14,394
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Brown
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 64,560
- Stock #:
- P8858A
- VIN:
- WAUG8AFC5JN102331
2018 Audi A6
2.0T quattro Premium Plus Sedan AWD
64,560 mi
Bay City, TX
Good Deal
$18,469
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Glacier White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Atlas Beige)
- Transmission:
- 8-Speed Automatic
- Mileage:
- 90,225
- Stock #:
- 906011A
- VIN:
- WAUFGAFC3GN049751
2016 Audi A6
3.0T quattro Premium Plus Sedan AWD
90,225 mi
Lafayette, LA
Fair Deal
$15,686
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 340 hp 3L V6
- Exterior color:
- Mythos Black Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 71,700
- Stock #:
- JN041171
- VIN:
- WAUH3AFC6JN041171
New arrival
2018 Audi A6
3.0T quattro Prestige Sedan AWD
71,700 mi
Santa Cruz, CA
Great Deal
$19,075
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 340 hp 3L V6
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Transmission:
- 8-Speed Automatic
- Mileage:
- 102,227
- Stock #:
- 26-34
- VIN:
- WAUH3AFC1JN013584
2018 Audi A6
3.0T quattro Prestige Sedan AWD
102,227 mi
Portland, OR
Good Deal
$17,110
- Year:
- 2019
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 335 hp 3L V6
- Exterior color:
- Ibis White
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown (Pearl Beige)
- Transmission:
- Automatic
- Mileage:
- 92,286
- Stock #:
- 062583
- VIN:
- WAUK2AF20KN062583
Price drop
-$500
2019 Audi A6
55 TFSI quattro Premium Sedan AWD
92,286 mi
East Rutherford, NJ
Great Deal
$17,690
$17,190
- Year:
- 2015
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 310 hp 3L V6
- Exterior color:
- Brilliant Black
- Fuel type:
- Gasoline
- Interior color:
- Brown (Velvet Beige)
- Transmission:
- 8-Speed Automatic Overdrive
- Mileage:
- 74,317
- Stock #:
- FN017761
- VIN:
- WAUHGAFC1FN017761
2015 Audi A6
3.0T quattro Prestige Sedan AWD
74,317 mi
Bountiful, UT
Good Deal
$15,293
- Year:
- 2016
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 333 hp 3L V6
- Exterior color:
- Black Metallic
- Combined gas mileage:
- 25 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 117,730
- Stock #:
- PFD1734A
- VIN:
- WAUFGAFC4GN075114
New arrival
2016 Audi A6
3.0T quattro Premium Plus Sedan AWD
117,730 mi
Rochester, MN
Good Deal
$13,795
- Year:
- 2015
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 220 hp 2L I4
- Exterior color:
- Aviator Blue Metallic
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Nougat Brown
- Transmission:
- Automatic
- Mileage:
- 83,037
- Stock #:
- 023072
- VIN:
- WAUGFAFCXFN023072
2015 Audi A6
2.0T quattro Premium Plus Sedan AWD
83,037 mi
East Rutherford, NJ
Good Deal
$10,690
- 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 (BEIGE)
- Transmission:
- Automatic
- Mileage:
- 124,558
- Stock #:
- 11
- VIN:
- WAUHGAFC0CN149874
2012 Audi A6
3.0T quattro Prestige Sedan AWD
124,558 mi
Lakewood, WA
Good Deal
$8,000
- Year:
- 2018
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 64,198
- Stock #:
- 20635
- VIN:
- WAUF8AFC3JN095150
Price drop
-$1,000
2018 Audi A6
2.0T quattro Premium Sedan AWD
64,198 mi
Shrewsbury, MA
Fair Deal
$20,394
$19,394
- 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:
- Nougat Brown
- Transmission:
- 8-Speed Automatic
- Mileage:
- 116,332
- Stock #:
- AA25417ZB
- VIN:
- WAUHGAFC5EN051698
2014 Audi A6
3.0T quattro Prestige Sedan AWD
116,332 mi
Philadelphia, PA
Fair Deal
$11,489
- Year:
- 2017
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 2L I4
- Exterior color:
- White
- Combined gas mileage:
- 26 MPG
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- 8-Speed Automatic
- Mileage:
- 88,342
- Stock #:
- 125182
- VIN:
- WAUG8AFC5HN125182
2017 Audi A6
2.0T quattro Premium Plus Sedan AWD
88,342 mi
Visalia, CA
Good Deal
$15,315
- Year:
- 2014
- Make:
- Audi
- Model:
- A6
- Body type:
- Sedan
- Doors:
- 4 doors
- Drivetrain:
- All-Wheel Drive
- Engine:
- 220 hp 2L I4
- Exterior color:
- Black
- Combined gas mileage:
- 24 MPG
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 8-Speed Automatic
- Mileage:
- 111,300
- Stock #:
- 108538
- VIN:
- WAUGFAFC8EN108538
2014 Audi A6
2.0T quattro Premium Plus Sedan AWD
111,300 mi
Mesa, AZ
Fair Deal
$9,800
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