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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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    Used 2012 Buick Verano
    9,599
    Dealer Fees Included
    O'Fallon Buick GMC
    (636) 385-5436
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    88View Vehicles

    373 Matches

    Price Drop
    Used 2026 Buick Enclave Preferred
    Used

    2026 Buick Enclave

    • Preferred
    • 27K mi
    42,600
    Dealer Fees Included
    No Accidents
    Sponsored by E C of ST LOUIS CDJR LLC
    • 17.08 mi. away
    Call
    Newly Listed
    Certified 2023 Buick Envision Preferred w/ Sport Touring Package

    2023 Buick Envision

    • Preferred
    • 33K mi
    26,872
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Laura Buick GMC, Inc.
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
    Used 2025 Buick Encore GX Preferred
    Used

    2025 Buick Encore GX

    • Preferred
    • 22K mi
    21,900
    Good Price
    Dealer Fees Included
    No Accidents
    Sponsored by Bommarito Nissan Ballwin
    • 15.08 mi. away
    • Online Paperwork
    • Delivery
    Call
    My Wallet

    Find it Fast.

    Keep it Affordable.

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    $

    Based on 4.5% APR for mos.
    Newly Listed
    No Image Available
    Used

    2017 Buick Enclave

    • Premium
    • 173K mi
    11,313
    Dealer Fees Included
    Auffenberg Auto Mall
    • 42.59 mi. away
    Call
    Newly Listed
    Used 2019 Buick Enclave Essence w/ Trailering Package, 5000 lbs.
    Used

    2019 Buick Enclave

    • Essence
    • 104K mi
    17,236
    Dealer Fees Included
    No Accidents
    Dealer
    • 13.62 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2021 Buick Encore GX Preferred

    2021 Buick Encore GX

    • Preferred
    • 81K mi
    14,989
    Dealer Fees Included
    No Accidents
    CHRIS AUFFENBERG FORD
    • 21 mi. away
    Call
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    Newly Listed
    Used 2026 Buick Envista Preferred
    Used

    2026 Buick Envista

    • Preferred
    • 15K mi
    27,610
    Dealer Fees Included
    No Accidents
    E C of ST LOUIS CDJR LLC
    • 17.08 mi. away
    Call
    Used 2017 Buick Encore Preferred
    Used

    2017 Buick Encore

    • Preferred
    • 99K mi
    10,235
    Dealer Fees Included
    No Accidents
    Master Cars Co. Inc.
    • 32.44 mi. away
    Call
    Sponsored
    Item 1 of 4.
    Used 2024 Buick Enclave Essence w/ Sport Touring Edition
    Used

    2024 Buick Enclave

    • Essence
    • 40K mi
    28,703
    Great Price
    Dealer Fees Included
    No Accidents
    Call
    Price Drop
    Used 2023 Buick Encore GX Preferred w/ Cold Weather Comfort Package
    Used

    2023 Buick Encore GX

    • Preferred
    • 16K mi
    24,322
    Dealer Fees Included
    No Accidents
    Dealer
    • 26.03 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2024 Buick Encore GX Preferred
    Used

    2024 Buick Encore GX

    • Preferred
    • 8K mi
    25,407
    Dealer Fees Included
    Dealer
    • 26.03 mi. away
    • Online Paperwork
    Call
    Used 2025 Buick Encore GX Sport Touring w/ Comfort Package
    Used

    2025 Buick Encore GX

    • Sport Touring
    • 12K mi
    28,097
    Good Price
    Dealer Fees Included
    No Accidents
    Dealer
    • 26.03 mi. away
    • Online Paperwork
    Call
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    No Image Available
    Used

    2018 Buick Encore

    • Preferred
    • 134K mi
    9,599
    Good Price
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 1.48 mi. away
    • Online Paperwork
    Call
    Used 2022 Buick Encore GX Essence
    Used

    2022 Buick Encore GX

    • Essence
    • 92K mi
    18,282
    Jim Butler KIA
    • 7.98 mi. away
    • Delivery
    Call
    Used 2024 Buick Encore GX Sport Touring w/ Advanced Technology Package
    Used

    2024 Buick Encore GX

    • Sport Touring
    • 63K mi
    20,321
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Supercenter
    • 9.4 mi. away
    Call
    Used 2024 Buick Envista Sport Touring w/ Convenience I Package
    Used

    2024 Buick Envista

    • Sport Touring
    • 68K mi
    23,521
    Dealer Fees Included
    Clement Chrysler Dodge Jeep Ram Florissant
    • 22.38 mi. away
    Call
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    Used 2022 Buick Envision Preferred
    Used

    2022 Buick Envision

    • Preferred
    • 131K mi
    13,999
    Good Price
    Dealer Fees Included
    No Accidents
    Federico KIA
    • 36.24 mi. away
    Call
    Price Drop
    Used 2024 Buick Envista Sport Touring w/ Convenience I Package
    Used

    2024 Buick Envista

    • Sport Touring
    • 127K mi
    22,250
    Jim Butler Chevrolet
    • 22.58 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2026 Buick Enclave Preferred w/ Power Package
    Used

    2026 Buick Enclave

    • Preferred
    • 12K mi
    42,235
    Dealer Fees Included
    No Accidents
    Master Cars Co. Inc.
    • 32.44 mi. away
    Call
    Used 2024 Buick Envision Preferred
    Used

    2024 Buick Envision

    • Preferred
    • 76K mi
    24,800
    Jim Butler Chevrolet
    • 22.58 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2024 Buick Enclave Avenir w/ Avenir Technology Package
    Used

    2024 Buick Enclave

    • Avenir
    • 48K mi
    36,779
    Great Price
    Dealer Fees Included
    No Accidents
    Federico KIA
    • 36.24 mi. away
    Call
    Used 2024 Buick Enclave Avenir w/ Avenir Technology Package
    Used

    2024 Buick Enclave

    • Avenir
    • 36K mi
    44,235
    Dealer Fees Included
    No Accidents
    Master Cars Co. Inc.
    • 32.44 mi. away
    Call
    360°
    Used 2025 Buick Encore GX Preferred
    Used

    2025 Buick Encore GX

    • Preferred
    • 31K mi
    21,919
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Clement Hyundai
    • 8.75 mi. away
    Call
    Certified 2024 Buick Envista Preferred w/ Convenience II Package

    2024 Buick Envista

    • Preferred
    • 14K mi
    22,824
    Great Price
    Dealer Fees Included
    No Accidents
    Sapaugh GM Country
    • 38.95 mi. away
    Call
    Used 2025 Buick Encore GX Sport Touring w/ Experience Buick Package
    Used

    2025 Buick Encore GX

    • Sport Touring
    • 18K mi
    26,043
    Good Price
    Dealer Fees Included
    No Accidents
    Dealer
    • 26.03 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2024 Buick Envision Preferred
    Used

    2024 Buick Envision

    • Preferred
    • 64K mi
    23,829
    Dealer Fees Included
    No Accidents
    Schicker Ford of St. Louis
    • 26.69 mi. away
    Call
    Price Drop
    Used 2023 Buick Enclave Essence w/ Experience Buick Package
    Used

    2023 Buick Enclave

    • Essence
    • 91K mi
    25,096
    Dealer Fees Included
    No Accidents
    Dealer
    • 13.62 mi. away
    • Online Paperwork
    Call
    Price Drop
    No Image Available
    Used

    2025 Buick Envista

    • Sport Touring
    • 43K mi
    25,391
    Good Price
    No Additional Dealer Fees
    No Accidents
    Suntrup Buick GMC
    • 8.41 mi. away
    Call
    Price Drop
    Used 2019 Buick Enclave Essence
    Used

    2019 Buick Enclave

    • Essence
    • 151K mi
    11,991
    Dealer Fees Included
    NEXT LVL AUTO SALES
    • 38.6 mi. away
    Call
    Used 2023 Buick Encore GX Select
    Used

    2023 Buick Encore GX

    • Select
    • 21K mi
    17,900
    Sugar Creek Sales
    • 22.63 mi. away
    Call
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