Live US dealer listings Median-priced benchmark Updated 2026-07-19
Cheapest · Used 2018 Audi A8 Rank #1 / 9 listings

Cheapest Used 2018 Audi A8 for Sale in the US

The cheapest used 2018 Audi A8 in the US today costs $15,999 — a 2018 Quattro Sport L located in Columbus, OH. We track 9 active listings; the median price is $23,477, so the top deal is $7,478 under the median.

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Top 9 cheapest listings

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  1. $15,999
    2018 Audi A8 Quattro Sport L
    140,985 mi · Columbus, OH · Ejaz Auto Mall
    View listing →
  2. 2018 Audi A8
    $16,998
    2018 Audi A8 Quattro L
    72,479 mi · Brentwood, NH · aspire motoring llc
    View listing →
  3. 2018 Audi A8
    $21,990
    2018 Audi A8 Quattro Sport L
    72,658 mi · Quakertown, PA · Quakertown Mitsubishi
    View listing →
  4. 2018 Audi A8
    $22,994
    2018 Audi A8 Quattro L
    79,421 mi · Hoover, AL · Lot 31
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  5. 2018 Audi A8
    $23,477
    2018 Audi A8 Quattro Sport L
    90,451 mi · Manassas, VA · Shannon Auto Sales
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  6. 2018 Audi A8
    $23,728
    2018 Audi A8 Quattro Sport L
    102,926 mi · Indianapolis, IN · Indy Auto Man
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  7. 2018 Audi A8
    $24,799
    2018 Audi A8 Quattro L
    49,030 mi · Edison, NJ · Bell Audi
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  8. 2018 Audi A8
    $27,670
    2018 Audi A8 Quattro Sport L
    54,312 mi · Yorktown, VA · Auto Haus
    View listing →
  9. 2018 Audi A8
    $28,707
    2018 Audi A8 Quattro L
    38,171 mi · Pensacola, FL · Allen Turner Hyundai
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FAQ

How much does the cheapest used 2018 Audi A8 cost?

$15,999 — a 2018 Quattro Sport L in Columbus, OH (as of 2026-07-19).

What is the median price of a used 2018 Audi A8?

$23,477 across 9 US dealer active listings.

How often are prices updated?

Listings and prices refresh continuously; this page is re-generated at least twice a day.

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Prices updated 2026-07-19. Data covers active dealer listings across the USA.