# Used 2018 Buick Regal Sportback prices

> The average asking price for a used 2018 Buick Regal Sportback is $15,252, with 81,742 miles on average, across 35 cars for sale at U.S. dealers as of Nov 10, 2026.

Data as of Nov 14, 2026 · [ottoquest.com](https://ottoquest.com/models/buick-regal-sportback/2018) · [all Buick Regal Sportback model years](https://ottoquest.com/models/buick-regal-sportback.md)

- Average asking price: $15,252 (median $15,990)
- Average miles: 81,742
- For sale now: 35
- Average days listed: 58 (of 23 with a listing date)

## 2018 Buick Regal Sportback prices by state

States with 5 or more cars for sale.

| State | Average asking | Average miles | For sale | Days listed |
| --- | ---: | ---: | ---: | ---: |
| Pennsylvania | $15,079 | 81,210 | 5 | 40 |

## Other Buick Regal Sportback years

| Year | Average asking | Miles | For sale |
| --- | ---: | ---: | ---: |
| [2020](https://ottoquest.com/models/buick-regal-sportback/2020.md) | $17,246 | 42,409 | 3 |
| [2019](https://ottoquest.com/models/buick-regal-sportback/2019.md) | $12,727 | 95,371 | 8 |
| **2018** | $15,252 | 81,742 | 35 |

## Used 2018 Buick Regal Sportback prices: common questions

### What is a fair price for a used 2018 Buick Regal Sportback?

Used 2018 Buick Regal Sportbacks for sale at U.S. dealers ask $15,252 on average (half ask less than $15,990), across 35 cars. The cars for sale have 81,742 miles on average: one with fewer miles is worth more, and one with more is worth less. To check one car's price against cars of its trim and mileage, enter its VIN in OttoQuest's free Deal Check.

### How long are used 2018 Buick Regal Sportbacks for sale?

The 23 for sale with a listing date have been listed 58 days on average. A car listed much longer than that, or one whose price has already been cut, usually leaves more room to negotiate.

### How does the 2018 Buick Regal Sportback compare with the 2019?

The 2018 asks $15,252 on average with 81,742 miles; the 2019 asks $12,727 with 95,371 miles.

## More

- Check one car's price: https://ottoquest.com/deal-check.md?vin=<VIN>&price=<price>&mileage=<miles> (markdown; the page is https://ottoquest.com/deal-check)
- Value a car by model, trim, year and mileage: https://ottoquest.com/value
- Free alerts for new listings and price drops: https://ottoquest.com/deals

Used and certified cars for sale at U.S. dealers, each car counted once. Days listed are the dealer's own days on market where they publish it. Price moves compare the same cars at both ends of the window.

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OttoQuest · [this page](https://ottoquest.com/models/buick-regal-sportback/2018). Prices are asking prices of cars for sale in the U.S. and recorded sold prices; a guide to the price, not to a car's condition.