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Buick Cars for Sale in O'fallon, MO

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Items 1 to 2 of 15.
    Sponsored by O'Fallon Buick GMC
    New 2026 Buick Encore GX Sport Touring w/ Comfort Package
    27,749
    MSRP$27,150
    Dealer Logo
    81View Vehicles

    1,910 Matches

    New 2026 Buick Encore GX Preferred w/ Comfort Package
    New
    • Preferred
    • 7 mi
    25,026
    MSRP$30,075
    Certified 2025 Buick Envision Preferred
    • Preferred
    • 8K mi
    33,535
    New 2026 Buick Enclave Preferred w/ Power Package
    New
    • Preferred
    • 5 mi
    44,526
    MSRP$51,750
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    Based on 4.5% APR for mos.
    Used 2025 Buick Enclave Preferred
    Used
    • Preferred
    • 6K mi
    39,663
    Great Price
    Used 2017 Buick Encore Essence
    Used
    • Essence
    • 63K mi
    15,016
    Good Price
    Used 2020 Buick Encore GX Essence
    Used
    • Essence
    • 33K mi
    20,425
    Great Price
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    Used 2025 Buick Enclave Sport Touring
    Used
    • Sport Touring
    • 19K mi
    40,510
    Great Price
    Item 1 of 4.
    New
    • Sport Touring
    • 7 mi
    27,405
    MSRP$32,675
    Used 2024 Buick Envista Avenir
    Used
    • Avenir
    • 25K mi
    24,256
    Great Price
    Used 2025 Buick Envista Avenir
    Used
    • Avenir
    • 5K mi
    27,008
    Great Price
    Used 2025 Buick Envista Sport Touring
    Used
    • Sport Touring
    • 18 mi
    26,949
    Great Price
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    Used 2023 Buick Encore GX Preferred w/ Cold Weather Comfort Package
    Used
    • Preferred
    • 17K mi
    22,516
    Great Price
    Certified 2023 Buick Envision Preferred
    • Preferred
    • 14K mi
    27,610
    Great Price
    Certified 2023 Buick Envision Preferred w/ Sport Touring Package
    • Preferred
    • 15K mi
    28,610
    Great Price
    Certified 2023 Buick Envision Avenir
    • Avenir
    • 20K mi
    32,110
    Great Price
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    Used 2018 Buick Regal Preferred
    Used
    • Preferred
    • 87K mi
    14,066
    Great Price
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 71 mi
    23,794
    Great Price
    Used 2023 Buick Envision Preferred w/ Sport Touring Package
    Used
    • Preferred
    • 32K mi
    25,568
    Great Price
    Used 2022 Buick Encore GX Preferred
    Used
    • Preferred
    • 34K mi
    20,579
    Great Price
    Used 2022 Buick Enclave Essence w/ Experience Buick Package
    Used
    • Essence
    • 49K mi
    27,594
    Great Price
    Used 2023 Buick Enclave Essence w/ Experience Buick Package
    Used
    • Essence
    • 26K mi
    33,617
    Good Price
    Used 2024 Buick Enclave Essence w/ Experience Buick Package
    Used
    • Essence
    • 18K mi
    39,949
    Good Price
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 2K mi
    23,900
    Used 2023 Buick Encore GX Select w/ Experience Buick Package
    Used
    • Select
    • 3K mi
    24,246
    Good Price
    Used 2026 Buick Enclave Preferred w/ Power Package
    Used
    • Preferred
    • 3K mi
    42,124
    Great Price
    Used 2019 Buick Enclave Essence
    Used
    • Essence
    • 41K mi
    22,549
    Great Price
    Used 2023 Buick Encore GX Essence w/ Experience Buick Package
    Used
    • Essence
    • 15K mi
    25,070
    Great Price
    Used 2023 Buick Encore GX Select w/ Safety Package II
    Used
    • Select
    • 35K mi
    22,016
    Good Price

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