129 Used Audi A6 for Sale Near St Peters, MO

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Model: a6
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2023 Audi A6 Sport 45 Premium Plus S tronic quattro's photo
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2023 Audi A6

Sport 45 Premium Plus S tronic quattro•28,298 mi•
WAUE3BF26PN062983
$36,011
LocationNaperville, IL•Maserati Of Naperville
2019 Audi A6 45 Premium S tronic quattro's photo
VerifiedDealer partner

2019 Audi A6

45 Premium S tronic quattro•77,603 mi•
WAUD8AF21KN129621
$19,500
LocationLemont, IL•Haus Of Imports
2022 Audi A6 55 Premium Plus S tronic quattro's photo

2022 Audi A6

55 Premium Plus S tronic quattro•67,513 mi•
WAUL2BF26NN019588
$28,500
LocationLemont, IL•Haus Of Imports
2015 Audi A6 3.0T tiptronic quattro Premium Plus's photo

2015 Audi A6

3.0T tiptronic quattro Premium Plus•106,610 mi•
WAUFGAFC8FN009468
$14,995
LocationWest Chicago, IL•Affinity Auto Sales Llc
2021 Audi A6 55 Premium Plus S tronic quattro's photo

2021 Audi A6

55 Premium Plus S tronic quattro•33,474 mi•
WAUL2AF24MN058088
$32,000
LocationFenton, MO•Ernie Patti Auto Sales
2024 Audi A6 55 Premium Plus S tronic quattro's photo

2024 Audi A6

55 Premium Plus S tronic quattro•43,736 mi•
WAUL2BF20RN056948
$35,995
LocationRockford, IL•Twins Auto Mall
2023 Audi A6 Sport 45 Premium Plus S tronic quattro's photo

2023 Audi A6

Sport 45 Premium Plus S tronic quattro•64,873 mi•
WAUE3BF2XPN059536
$32,002
LocationNaperville, IL•Maserati Of Naperville
2016 Audi A6 3.0T tiptronic quattro Prestige's photo

2016 Audi A6

3.0T tiptronic quattro Prestige•83,461 mi•
WAUHGAFC7GN107787
$17,990
Deal Gauge
LocationBurr Ridge, IL•Coda Motors
2016 Audi A6 2.0T tiptronic quattro Premium Plus's photo

2016 Audi A6

2.0T tiptronic quattro Premium Plus•97,745 mi•
WAUGFAFC2GN077841
$11,995
LocationBloomington, IL•Auto House Of Bloomington
2018 Audi A6 3.0T Prestige Tiptronic quattro's photo
New listing

2018 Audi A6

3.0T Prestige Tiptronic quattro•98,602 mi•
WAUH3AFC6JN063106
$20,495
LocationCrestwood, IL•Adam Auto Group Inc
2024 Audi A6 Sport 45 Premium Plus S tronic quattro's photo
New listing

2024 Audi A6

Sport 45 Premium Plus S tronic quattro•66,673 mi•
WAUE3BF21RN024435
$26,977
LocationClarksville, TN•Wyatt Johnson Gmc
2018 Audi A6 2.0T Premium S tronic's photo

2018 Audi A6

2.0T Premium S tronic•140,955 mi•
WAUC8AFC8JN019507
$10,460
LocationIndianapolis, IN•Metro Nissan Of Indianapolis
2016 Audi A6 2.0T tiptronic quattro Premium Plus's photo

2016 Audi A6

2.0T tiptronic quattro Premium Plus•84,338 mi•
WAUGFAFC4GN077369
$14,901
LocationRochelle, IL•Jeff Perry Chevrolet
2019 Audi A6 55 Premium Plus S tronic quattro's photo

2019 Audi A6

55 Premium Plus S tronic quattro•71,284 mi•
WAUL2AF29KN076826
$23,412
LocationAurora, IL•Napletons Valley Hyundai
2025 Audi A6 55 Premium Plus S tronic quattro's photo

2025 Audi A6

55 Premium Plus S tronic quattro•16,646 mi•
WAUL2BF26SN045250
$49,900
LocationMerriam, KS•Audi Shawnee Mission
2016 Audi A6 3.0T tiptronic quattro Premium Plus's photo

2016 Audi A6

3.0T tiptronic quattro Premium Plus•122,302 mi•
WAUFGAFC9GN009903
$13,120
LocationSt. Peters, MO•Ed Napleton Honda
2018 Audi A6 3.0T Premium Plus Tiptronic quattro's photo

2018 Audi A6

3.0T Premium Plus Tiptronic quattro•96,564 mi•
WAUG3AFC4JN027877
$17,995
LocationDe Soto, KS•Desoto Auto Sales
2026 Audi A6 Prestige quattro S tronic's photo

2026 Audi A6

Prestige quattro S tronic•7,425 mi•
WAU35CFN3TN023750
$62,073
LocationCreve Coeur, MO•Audi Creve Coeur
2019 Audi A6 55 Premium Plus S tronic quattro's photo

2019 Audi A6

55 Premium Plus S tronic quattro•105,716 mi•
WAUL2AF21KN086265
$19,968
LocationCape Girardeau, MO•Jp Sides Mazda
2012 Audi A6 3.0T quattro Tiptronic Premium's photo

2012 Audi A6

3.0T quattro Tiptronic Premium•107,419 mi•
WAUBGAFCXCN004024
$9,897
LocationSpringfield, IL•Richmond Auto Group
2013 Audi A6 2.0T FWD multitronic Premium's photo

2013 Audi A6

2.0T FWD multitronic Premium•155,985 mi•
WAUDFAFC7DN011719
$5,495
LocationIndianapolis, IN•Indy Auto Center Cars
2026 Audi A6 Prestige quattro S tronic's photo

2026 Audi A6

Prestige quattro S tronic•3,043 mi•
WAU65CFNXTN023273
$68,017
LocationEvansville, IN•D Patrick Motoplex
2023 Audi A6 Sport 45 Premium S tronic quattro's photo

2023 Audi A6

Sport 45 Premium S tronic quattro•74,713 mi•
WAUD3BF26PN038503
$24,865
LocationCreve Coeur, MO•Audi Creve Coeur
2013 Audi A6 3.0T tiptronic quattro Premium's photo

2013 Audi A6

3.0T tiptronic quattro Premium•106,691 mi•
WAUHGAFC3DN077294
$13,490
LocationWhiteland, IN•Evolution Autos
2019 Audi A6 55 Prestige S tronic quattro's photo

2019 Audi A6

55 Prestige S tronic quattro•46,150 mi•
WAUM2AF22KN097098
$27,952
LocationShawnee, KS•Car City Wholesale
2017 Audi A6 2.0T Premium Plus Tiptronic quattro's photo

2017 Audi A6

2.0T Premium Plus Tiptronic quattro•137,184 mi•
WAUG8AFC8HN067407
$11,495
LocationSpringfield, IL•Zain Motors
2015 Audi A6 3.0T tiptronic quattro Premium Plus's photo

2015 Audi A6

3.0T tiptronic quattro Premium Plus•95,958 mi•
WAUFGAFCXFN041130
$12,968
LocationPlainfield, IL•Hawk Mazda
2014 Audi A6 2.0T tiptronic quattro Premium's photo

2014 Audi A6

2.0T tiptronic quattro Premium•144,340 mi•
WAUGFAFC3EN035658
$6,900
LocationNaperville, IL•Rs Motorworks Inc
2014 Audi A6 3.0T tiptronic quattro Premium Plus's photo

2014 Audi A6

3.0T tiptronic quattro Premium Plus•126,034 mi•
WAUHGAFC5EN053760
$12,490
LocationWhiteland, IN•Evolution Autos
2016 Audi A6 TDI quattro tiptronic Premium Plus's photo

2016 Audi A6

TDI quattro tiptronic Premium Plus•116,723 mi•
WAUFMAFC4GN000793
$14,997
LocationIndianapolis, IN•F 1 Rst Motors
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Showing 1 - 28 from 129 results

129

A6 for sale in St Peters

$22,321

Median local price

106

St Peters-area dealerships

Audi A6 overview

Shop 129 used Audi A6 listings for sale, priced from $3,600 to $68,017 across 106 dealerships. The median asking price is $22,321, with an average mileage of 76,905 miles. Inventory spans model years 1999 to 2026 and is strongest for 2015–2019, with 48 listings.

About Audi A6

Frequently Asked Questions

How many used Audi A6 listings are for sale?

There are 129 used Audi A6 listings for sale from 106 dealerships, priced from $3,600 to $68,017.

How much does a used Audi A6 cost?

The median asking price for a used Audi A6 is $22,321. Listings range from $3,600 to $68,017. The average mileage is 76,905 miles.

What is the cheapest used Audi A6 for sale?

The lowest-priced listing is a 2001 Audi A6 2.7T Quattro at $3,600 with 129,985 miles in McLean, IL.

What model years are available?

Used Audi A6 inventory spans model years 1999 to 2026. The 2015–2019 model years are the most available, with 48 listings.

What trim levels are available for the Audi A6?

The Audi A6 is available in the following trim levels:

Used Audi A6 by trim

Used Audi A6 in St Peters by year

Used Audi A6 in nearby metros