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Used Buick Cars for Sale in O'fallon, MO

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Items 1 to 2 of 15.
    Sponsored by O'Fallon Buick GMC
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    Used 2017 Buick Cascada Premium
    13,500
    O'Fallon Buick GMC
    (636) 385-5436
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    79View Vehicles

    386 Matches

    Used 2026 Buick Envista Avenir
    Used

    2026 Buick Envista

    • Avenir
    • 1K mi
    31,449
    Dealer Fees Included
    No Accidents
    Sponsored by Poage Chevrolet
    • 8.64 mi. away
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    Used 2025 Buick Encore GX Preferred
    Used

    2025 Buick Encore GX

    • Preferred
    • 34K mi
    23,863
    No Accidents
    Sponsored by Jim Butler KIA
    • 7.98 mi. away
    • Delivery
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    Used 2024 Buick Enclave Avenir w/ Avenir Technology Package
    Used

    2024 Buick Enclave

    • Avenir
    • 33K mi
    41,844
    Good Price
    Dealer Fees Included
    No Accidents
    Sponsored by Weber Chevrolet
    • 31.32 mi. away
    • Online Paperwork
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    $

    Based on 4.5% APR for mos.
    Newly Listed
    Used 2025 Buick Enclave Preferred
    Used

    2025 Buick Enclave

    • Preferred
    • 6K mi
    39,490
    Good Price
    Dealer Fees Included
    No Accidents
    Lou Fusz Buick GMC
    • 17.66 mi. away
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    Newly Listed
    Used 2026 Buick Encore GX Preferred
    Used

    2026 Buick Encore GX

    • Preferred
    • 13K mi
    25,052
    Great Price
    Dealer Fees Included
    No Accidents
    Hertz Car Sales St. Louis
    • Buy Online
    Call
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    Used 2017 Buick Encore Essence
    Used

    2017 Buick Encore

    • Essence
    • 63K mi
    15,016
    Good Price
    Dealer Fees Included
    Frank Leta Honda
    • 2.58 mi. away
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    Used 2025 Buick Enclave Sport Touring
    Used

    2025 Buick Enclave

    • Sport Touring
    • 19K mi
    40,510
    Great Price
    Dealer Fees Included
    No Accidents
    Lou Fusz Chrysler Jeep Dodge RAM
    • 1.68 mi. away
    • Online Paperwork
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    Sponsored
    Item 1 of 4.
    Used 2023 Buick Encore GX Select
    Used

    2023 Buick Encore GX

    • Select
    • 14K mi
    25,110
    Dealer Fees Included
    No Accidents
    Call
    Newly Listed
    Used 2026 Buick Encore GX Preferred
    Used

    2026 Buick Encore GX

    • Preferred
    • 14K mi
    23,556
    Good Price
    Dealer Fees Included
    No Accidents
    Hertz Car Sales St. Louis
    • Buy Online
    Call
    Used 2025 Buick Envista Avenir
    Used

    2025 Buick Envista

    • Avenir
    • 5K mi
    27,008
    Great Price
    Dealer Fees Included
    No Accidents
    Napleton's Mid Rivers Chrysler Dodge Jeep RAM FIAT
    • 7.8 mi. away
    Call
    Used 2025 Buick Envista Sport Touring
    Used

    2025 Buick Envista

    • Sport Touring
    • 18 mi
    26,949
    Great Price
    Dealer Fees Included
    No Accidents
    Poage Chevrolet
    • 8.64 mi. away
    Call
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    Certified 2023 Buick Envision Preferred

    2023 Buick Envision

    • Preferred
    • 14K mi
    27,610
    Great Price
    Dealer Fees Included
    No Accidents
    ELCO Chevrolet
    • 14.5 mi. away
    Call
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    Certified 2023 Buick Envision Avenir

    2023 Buick Envision

    • Avenir
    • 20K mi
    32,110
    Great Price
    Dealer Fees Included
    No Accidents
    ELCO Chevrolet
    • 14.5 mi. away
    Call
    Newly Listed
    Used 2022 Buick Encore GX Preferred
    Used

    2022 Buick Encore GX

    • Preferred
    • 34K mi
    20,579
    Great Price
    Dealer Fees Included
    No Accidents
    Spirit Lexus
    • 18.02 mi. away
    Call
    Used 2024 Buick Enclave Essence w/ Experience Buick Package
    Used

    2024 Buick Enclave

    • Essence
    • 18K mi
    39,949
    Good Price
    Dealer Fees Included
    No Accidents
    Poage Chevrolet
    • 8.64 mi. away
    Call
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    Used 2023 Buick Encore GX Preferred w/ Cold Weather Comfort Package
    Used

    2023 Buick Encore GX

    • Preferred
    • 17K mi
    22,516
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Hyundai
    • 8.75 mi. away
    Call
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    Certified 2023 Buick Envision Preferred w/ Sport Touring Package

    2023 Buick Envision

    • Preferred
    • 15K mi
    28,610
    Good Price
    Dealer Fees Included
    No Accidents
    ELCO Chevrolet
    • 14.5 mi. away
    Call
    Newly Listed
    Used 2023 Buick Encore GX Select w/ Experience Buick Package
    Used

    2023 Buick Encore GX

    • Select
    • 3K mi
    24,246
    Good Price
    Dealer Fees Included
    No Accidents
    Dave Sinclair Buick GMC
    • 25.56 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2024 Buick Envista Sport Touring w/ Convenience I Package
    Used

    2024 Buick Envista

    • Sport Touring
    • 28K mi
    24,614
    Great Price
    Dealer Fees Included
    No Accidents
    Lou Fusz Kia
    • 17.96 mi. away
    • Online Paperwork
    Call
    Used 2023 Buick Encore GX Essence w/ Experience Buick Package
    Used

    2023 Buick Encore GX

    • Essence
    • 15K mi
    25,070
    Great Price
    Dealer Fees Included
    No Accidents
    Bommarito Toyota
    • 19.78 mi. away
    • Online Paperwork
    • Delivery
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    Used 2023 Buick Enclave Essence w/ Experience Buick Package
    Used

    2023 Buick Enclave

    • Essence
    • 27K mi
    33,263
    Great Price
    Dealer Fees Included
    No Accidents
    AutoCenters Nissan
    • 38.6 mi. away
    Call
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    Used 2022 Buick Enclave Avenir w/ Avenir Technology Package
    Used

    2022 Buick Enclave

    • Avenir
    • 33K mi
    34,152
    Great Price
    Dealer Fees Included
    No Accidents
    AutoCenters Nissan
    • 38.6 mi. away
    Call
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    Used 2022 Buick Envision Essence w/ Safety Package
    Used

    2022 Buick Envision

    • Essence
    • 31K mi
    24,779
    Great Price
    Dealer Fees Included
    No Accidents
    Spirit Lexus
    • 18.02 mi. away
    Call
    Used 1996 Buick Roadmaster Estate
    Used

    1996 Buick Roadmaster

    • Estate
    • 168K mi
    5,000
    Private Seller Exchange
    • 15.56 mi. away
    • Buy Online. Clean title. No Hassle
    Newly Listed
    Used 2021 Buick Envision Essence
    Used

    2021 Buick Envision

    • Essence
    • 50K mi
    24,873
    Dealer Fees Included
    No Accidents
    Lou Fusz Chrysler Jeep Dodge RAM
    • 1.68 mi. away
    • Online Paperwork
    Call
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    Used 2017 Buick Envision Essence
    Used

    2017 Buick Envision

    • Essence
    • 42K mi
    18,435
    Dealer Fees Included
    No Accidents
    Lou Fusz Chevrolet
    • 6.79 mi. away
    Call
    Used 2022 Buick Enclave Essence w/ Experience Buick Package
    Used

    2022 Buick Enclave

    • Essence
    • 49K mi
    27,594
    Great Price
    Dealer Fees Included
    No Accidents
    Dean Team Hyundai
    • 15.11 mi. away
    • Online Paperwork
    Call
    Newly Listed
    Used 2019 Buick Encore Essence w/ Safety Package II
    Used

    2019 Buick Encore

    • Essence
    • 82K mi
    14,615
    Dealer Fees Included
    Weber Chevrolet
    • 15.89 mi. away
    • Online Paperwork
    Call
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