Skip to vehicle Listings
Online car buying built around you. Shop Now

Used Buick Encore GX for Sale in O'fallon, MO

63368
Filters (3)
Items 1 to 2 of 12.

    99 Matches

    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 19K mi
    20,718
    Used 2023 Buick Encore GX Preferred
    Used
    • Preferred
    • 48K mi
    18,995
    Used 2023 Buick Encore GX Preferred w/ Cold Weather Comfort Package
    Used
    • Preferred
    • 10K mi
    22,100
    My Wallet

    Find it Fast.

    Keep it Affordable.

    Credit Rating
    Trade-In Value
    Get My Kelley Blue Book® CarValue
    Get My Payoff Quote

    $

    Based on 4.5% APR for mos.
    Used 2022 Buick Encore GX Preferred
    Used
    • Preferred
    • 26K mi
    19,495
    Used 2023 Buick Encore GX Preferred w/ Cold Weather Comfort Package
    Used
    • Preferred
    • 31K mi
    20,619
    Used 2023 Buick Encore GX Select w/ Safety Package II
    Used
    • Select
    • 14K mi
    23,700
    Advertisement
    Used 2023 Buick Encore GX Essence w/ Advanced Technology Package
    Used
    • Essence
    • 17K mi
    24,198
    Item 1 of 4.
    Used
    • Preferred
    • 71 mi
    23,899
    Used 2022 Buick Encore GX Essence w/ Experience Buick Package
    Used
    • Essence
    • 51K mi
    21,489
    Used 2026 Buick Encore GX Preferred w/ Comfort Package
    Used
    • Preferred
    • 642 mi
    25,478
    Used 2023 Buick Encore GX Preferred w/ Cold Weather Comfort Package
    Used
    • Preferred
    • 17K mi
    21,995
    Advertisement
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 38K mi
    18,898
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 28K mi
    19,698
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 25K mi
    19,990
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 25K mi
    19,990
    Advertisement
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 23K mi
    19,990
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 17K mi
    20,198
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 32K mi
    20,449
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 71 mi
    23,899
    Used 2023 Buick Encore GX Essence w/ Experience Buick Package
    Used
    • Essence
    • 26K mi
    24,990
    Used 2024 Buick Encore GX Preferred
    Used
    • Preferred
    • 18K mi
    21,500
    Used 2023 Buick Encore GX Select w/ Safety Package II
    Used
    • Select
    • 40K mi
    20,537
    Used 2020 Buick Encore GX Preferred w/ Sport Touring Package
    Used
    • Preferred
    • 79K mi
    15,495
    Used 2023 Buick Encore GX Preferred w/ Cold Weather Comfort Package
    Used
    • Preferred
    • 10K mi
    22,100
    Used 2023 Buick Encore GX Select w/ Sport Touring Package
    Used
    • Select
    • 24K mi
    23,986
    Used 2021 Buick Encore GX Essence w/ Experience Buick Package
    Used
    • Essence
    • 42K mi
    18,754
    Used 2023 Buick Encore GX Preferred w/ Cold Weather Comfort Package
    Used
    • Preferred
    • 18K mi
    19,823
    Used 2022 Buick Encore GX Preferred w/ Cold Weather Comfort Package
    Used
    • Preferred
    • 39K mi
    18,700

    Buick Encore GX for Sale by Year

    Used Buick Encore GX for Sale by Trim

    View All Trims
    <!--{"relevance":[false,{}]}-->