Market price · Used 2018 Hyundai Sonata 976 listings tracked

Used 2018 Hyundai Sonata Price in the US

A used 2018 Hyundai Sonata in the US typically lists for $9,977–$14,368, with a median asking price of $11,989 across 976 active US dealer listings (as of 2026-10-19). The cheapest one listed right now is $3,900, a 2018 SEL W Tech in Springfield, MA — below 95% of the market, so expect high mileage, a base trim or a branded title — check the vehicle history.

Used 2018 Hyundai Sonata · asking prices976 listings

median $12k ◀ cheapest $3,900

$7,000$18k

Typical range: $9,977 – $14,368
Median: $11,989
Cheapest 5%: under $7,490
Cheapest listed now: $3,900

Browse by model year

typical price per year

More years (19)

Cheapest 10 listed right now

ranked by price

$3,900

2018 Hyundai Sonata SEL W Tech

194,570 mi · Springfield, MA · Best Auto Sales and Service
View listing →
$4,690

2018 Hyundai Sonata SE ECO

130,009 mi · Miami, FL · Lions Pre-Owned Miami
View listing →
$4,800

2018 Hyundai Sonata SE ECO

68,204 mi · Denver, CO · STS Automotive
View listing →
$4,988

2018 Hyundai Sonata SE ECO

180,437 mi · Annapolis, MD · Annapolis Public Auto Auction
View listing →
$4,995

2018 Hyundai Sonata SEL W Tech

177,000 mi · Eustis, FL · NextGen Auto Group
View listing →
$5,389

2018 Hyundai Sonata SEL W Tech

116,490 mi · Berlin, CT · Carplex
View listing →
$5,495

2018 Hyundai Sonata SE ECO

209,034 mi · Kenner, LA · Kenner AutoMax
View listing →
$5,500

2018 Hyundai Sonata SEL W Tech

80,320 mi · Fort lauderdale, FL · Trexis Insurance
View listing →
$5,700

2018 Hyundai Sonata SEL W Tech

156,000 mi · High Point, NC · TriadPro Automotive
View listing →
$5,900

2018 Hyundai Sonata SE ECO

131,364 mi · Phoenix, AZ · EASY CAR AUTO SALES
View listing →

These are the bottom of the market, not the going rate — every one is priced below 95% of active listings. A typical used 2018 Hyundai Sonata asks $9,977–$14,368. Cars this far under: expect high mileage, a base trim or a branded title — check the vehicle history.

FAQ

How much does a used 2018 Hyundai Sonata cost?

A used 2018 Hyundai Sonata in the US typically lists for $9,977 to $14,368, with a median asking price of $11,989 across 976 active US dealer listings. Nine in ten are priced between $7,490 and $17,979 (as of 2026-10-19, source: UnderMarket Cars).

Is $12,000 a good price for a used 2018 Hyundai Sonata?

That sits at about the market median ($11,989) for a used 2018 Hyundai Sonata. Under $9,977 puts you in the cheapest quarter of active US listings and under $7,490 in the cheapest 5%; above $17,979 is the priciest 5% (as of 2026-10-19).

What is the cheapest used 2018 Hyundai Sonata for sale right now?

$3,900 — a 2018 Hyundai Sonata SEL W Tech in Springfield, MA, $8,089 under the median (as of 2026-10-19).

Are these MSRP or real asking prices?

Real asking prices from active US dealer listings, deduplicated by VIN — not manufacturer MSRP. They already reflect dealer discounts, and they exclude tax, title, registration and dealer fees.

How often are prices updated?

The listing data behind UnderMarket Cars is rebuilt from live US dealer inventory every few hours, and this used 2018 Hyundai Sonata page is regenerated from it when it is requested. The figures on this page are from 2026-10-19.

Explore more

All used Hyundai models

Search with map & filters

Prices updated 2026-10-19. Data covers active dealer listings across the USA.