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Used Buick Cars for Sale in O'fallon, MO

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Items 1 to 2 of 10.
    Sponsored by O'Fallon Buick GMC
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    Newly Listed
    Used 2023 Buick Enclave Essence
    29,599
    Great Price
    Dealer Fees Included
    O'Fallon Buick GMC
    (636) 385-5436
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    88View Vehicles

    372 Matches

    Price Drop
    Used 2026 Buick Encore GX Sport Touring
    Used

    2026 Buick Encore GX

    • Sport Touring
    • 9K mi
    23,528
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Lou Fusz Chrysler Jeep Dodge RAM
    • 1.68 mi. away
    • Online Paperwork
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    Price Drop
    Used 2020 Buick Enclave Avenir w/ Avenir Technology Package
    Used

    2020 Buick Enclave

    • Avenir
    • 90K mi
    21,214
    Good Price
    Dealer Fees Included
    No Accidents
    Sponsored by Lou Fusz Kia
    • 17.96 mi. away
    • Online Paperwork
    Call
    Used 2017 Buick Regal Premium w/ Driver Confidence Package #1
    Used

    2017 Buick Regal

    • Premium
    • 85K mi
    13,342
    Good Price
    Dealer Fees Included
    No Accidents
    Sponsored by Auffenberg Auto Mall
    • 42.59 mi. away
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    Based on 4.5% APR for mos.
    Used 2024 Buick Encore GX Preferred
    Used

    2024 Buick Encore GX

    • Preferred
    • 21K mi
    23,176
    Dealer Fees Included
    Lou Fusz Buick GMC
    • 17.66 mi. away
    Call
    Newly Listed
    Used 2025 Buick Encore GX Preferred
    Used

    2025 Buick Encore GX

    • Preferred
    • 16K mi
    24,114
    Good Price
    Dealer Fees Included
    Lou Fusz Buick GMC
    • 17.66 mi. away
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    Price Drop
    Used 2016 Buick Cascada Premium
    Used

    2016 Buick Cascada

    • Premium
    • 117K mi
    8,933
    No Accidents
    Autoport
    • 13.01 mi. away
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    Used 2025 Buick Envision Sport Touring
    Used

    2025 Buick Envision

    • Sport Touring
    • 19K mi
    32,426
    Dealer Fees Included
    No Accidents
    Bommarito Nissan
    • 19.34 mi. away
    • Online Paperwork
    • Delivery
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    Newly Listed
    Used 2016 Buick Encore Convenience
    Used

    2016 Buick Encore

    • Convenience
    • 98K mi
    9,988
    No Accidents
    Auffenberg Ford Belleville
    • 43.55 mi. away
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    Sponsored
    Price Drop
    Item 1 of 4.
    Used 2023 Buick Encore GX Select w/ Safety Package II
    PRICED TO SELL PRE OWNED VEHICLE!!!
    Used

    2023 Buick Encore GX

    • Select
    • 97K mi
    17,579
    Good Price
    Dealer Fees Included
    No Accidents
    Call
    Used 2018 Buick Enclave Avenir w/ Avenir Technology Package
    Used

    2018 Buick Enclave

    • Avenir
    • 104K mi
    18,277
    No Accidents
    Serra Honda O'Fallon
    • 43.96 mi. away
    Call
    Used 2025 Buick Encore GX Preferred
    Used

    2025 Buick Encore GX

    • Preferred
    • 37K mi
    22,621
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Pre-Owned (Florissant)
    • 22.14 mi. away
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    Used 2025 Buick Encore GX Preferred
    Used

    2025 Buick Encore GX

    • Preferred
    • 36K mi
    22,721
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Pre-Owned (Florissant)
    • 22.14 mi. away
    Call
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    Used 2026 Buick Encore GX Preferred
    Used

    2026 Buick Encore GX

    • Preferred
    • 15K mi
    22,821
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Pre-Owned (Florissant)
    • 22.14 mi. away
    Call
    Used 2025 Buick Encore GX Preferred
    Used

    2025 Buick Encore GX

    • Preferred
    • 41K mi
    22,871
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Pre-Owned (Florissant)
    • 22.14 mi. away
    Call
    Used 2025 Buick Encore GX Preferred
    Used

    2025 Buick Encore GX

    • Preferred
    • 42K mi
    23,071
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Pre-Owned (Florissant)
    • 22.14 mi. away
    Call
    Used 2025 Buick Encore GX Preferred
    Used

    2025 Buick Encore GX

    • Preferred
    • 35K mi
    23,121
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Pre-Owned (Florissant)
    • 22.14 mi. away
    Call
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    Used 2024 Buick Enclave Essence w/ Experience Buick Package
    Used

    2024 Buick Enclave

    • Essence
    • 31K mi
    34,081
    Good Price
    Dealer Fees Included
    No Accidents
    AutoCenters Nissan
    • 38.6 mi. away
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    Used 2023 Buick Envision Essence
    Used

    2023 Buick Envision

    • Essence
    • 20K mi
    29,414
    No Accidents
    Marshall Chevrolet GMC
    • 32.64 mi. away
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    Used 2021 Buick Encore GX Preferred w/ Sport Touring Package
    Used

    2021 Buick Encore GX

    • Preferred
    • 92K mi
    13,957
    Dealer Fees Included
    No Accidents
    Auffenberg Ford O'Fallon
    • 43.66 mi. away
    Call
    Price Drop
    Used 2021 Buick Enclave Essence w/ Sound and Sites Package
    Used

    2021 Buick Enclave

    • Essence
    • 63K mi
    22,688
    Pettus CDJR De Soto
    • 42.33 mi. away
    • Delivery
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    Used 2022 Buick Encore Preferred w/ Safety Package
    Used

    2022 Buick Encore

    • Preferred
    • 11K mi
    18,699
    No Accidents
    Jack Schmitt Chevrolet of O'Fallon
    • 43.77 mi. away
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    Used 2023 Buick Envision Preferred w/ Premium Seat Package
    Used

    2023 Buick Envision

    • Preferred
    • 29K mi
    28,488
    Jack Schmitt Chevrolet of O'Fallon
    • 43.77 mi. away
    Call
    Used 2026 Buick Enclave Preferred
    Used

    2026 Buick Enclave

    • Preferred
    • 37K mi
    40,336
    Dealer Fees Included
    No Accidents
    Dave Sinclair Buick GMC
    • 25.56 mi. away
    • Online Paperwork
    • Delivery
    Call
    Newly Listed
    No Image Available
    Used

    2026 Buick Enclave

    • Sport Touring
    • 11K mi
    42,545
    Great Price
    Dealer Fees Included
    No Accidents
    Dave Sinclair Buick GMC
    • 25.56 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2017 Buick LaCrosse Premium w/ Driver Confidence Package #2
    Used

    2017 Buick LaCrosse

    • Premium
    • 132K mi
    14,362
    Quality Chrysler Dodge Jeep Ram of Jerseyville
    • 32.71 mi. away
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    Price Drop
    Used 2025 Buick Enclave Preferred
    Used

    2025 Buick Enclave

    • Preferred
    • 45K mi
    32,500
    Jim Butler Chevrolet
    • 22.58 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2015 Buick Encore Leather
    Used

    2015 Buick Encore

    • Leather
    • 112K mi
    8,888
    No Accidents
    Auffenberg Ford Belleville
    • 43.55 mi. away
    Call
    Used 2021 Buick Encore GX Select
    Used

    2021 Buick Encore GX

    • Select
    • 57K mi
    17,334
    No Accidents
    Auffenberg Ford Belleville
    • 43.55 mi. away
    Call
    Used 2024 Buick Enclave Essence w/ Sport Touring Edition
    Used

    2024 Buick Enclave

    • Essence
    • 31K mi
    33,039
    Dealer Fees Included
    No Accidents
    AutoCenters Nissan
    • 38.6 mi. away
    Call
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