593 Used Buick Encore-gx for Sale Near O Fallon, MO
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2023 Buick Encore GX Select AWD
31,533 mi.
50 days on market
KL4MMESL6PB064420
$25,995
Charles Capper Auto Center
Marengo, IA
4.7
2021 Buick Encore GX Preferred AWD
53,789 mi.
50 days on market
KL4MMCSL8MB115738
$18,111
Single owner
Brad Deery Ford
Maquoketa, IA
4.7
2025 Buick Encore GX Preferred AWD
27,178 mi.
51 days on market
KL4AMCSL1SB182570
$21,517
Single owner
Cable Dahmer Cadillac Of Kansas City
Kansas City, MO
4.7
2024 Buick Encore GX Preferred
21,943 mi.
51 days on market
KL4AMBS20RB088529
$24,900
Fulks Auto Sales
Gosnell, AR
4.4
2023 Buick Encore GX Preferred
23,926 mi.
51 days on market
KL4MMBS29PB103197
$21,499
Single owner
Acura Of Springfield
Springfield, MO
4.5
2023 Buick Encore GX Select AWD
37,337 mi.
51 days on market
KL4MMESL4PB104705
$21,475
Clean title
Clement Ford
O'Fallon, MO
4.6
2025 Buick Encore GX Preferred
32,441 mi.
52 days on market
KL4AMBSP9SB011577
$17,900
T T Repairables
Spencer, IN
4.5
2023 Buick Encore GX Select
24,181 mi.
52 days on market
KL4MMDSL5PB105369
$21,637
Single ownerClean title
Clement Ford
O'Fallon, MO
4.6
2024 Buick Encore GX Sport Touring AWD
51,110 mi.
52 days on market
KL4AMESLXRB174246
$22,126
Single owner
Central Buick Gmc
Jonesboro, AR
4.3
2025 Buick Encore GX Sport Touring
16,234 mi.
52 days on market
KL4AMDSL2SB002499
$25,999
Smoky Jennings Chevrolet
Palmyra, IL
4.5
2025 Buick Encore GX Preferred AWD
27,006 mi.
52 days on market
KL4AMCSL1SB171858
$19,917
Single owner
Cable Dahmer Chevrolet Of Kansas City
Kansas City, MO
4.6
2026 Buick Encore GX Sport Touring
5,398 mi.
52 days on market
KL4AMDSL2TB013441
$27,290
Jim Trenary Troy
Troy, MO
4.1
2023 Buick Encore GX Preferred
50,889 mi.
52 days on market
KL4MMBS27PB148946
$20,588
Dwain Taylor Chevrolet Gmc
Murray, KY
4.2
2025 Buick Encore GX Preferred
27,571 mi.
52 days on market
KL4AMBSL1SB215805
$21,192
Single owner
Deery Brothers Nissan
West Burlington, IA
4.8
2024 Buick Encore GX Avenir AWD
28,773 mi.
54 days on market
KL4AMGSL6RB140042
$30,990
Bob Brady Buick Gmc
Forsyth, IL
4.5
2022 Buick Encore GX Select
45,104 mi.
54 days on market
KL4MMDSL0NB090342
$22,984
Royal Oaks Chevrolet
Paducah, KY
4.1
2020 Buick Encore GX Preferred
67,159 mi.
55 days on market
KL4MMBS22LB099178
$15,412
Napletons Valley Hyundai
Aurora, IL
4.5
2024 Buick Encore GX Preferred
22,596 mi.
55 days on market
KL4AMBS22RB083137
$22,954
Quality Buick Gmc Cadillac
Alton, IL
4.7
2024 Buick Encore GX Preferred AWD
20,799 mi.
55 days on market
KL4AMCSL7RB162933
$23,903
Mills Chevrolet Of Davenport
Davenport, IA
4.5
2021 Buick Encore GX Select
92,347 mi.
56 days on market
KL4MMDS29MB159700
$13,495
Auto Mall Of Springfield
Springfield, IL
3.8
2025 Buick Encore GX Preferred AWD
25,695 mi.
56 days on market
KL4AMCSL1SB198087
$22,988
The Auto Specialists
Springfield, MO
4.5
2025 Buick Encore GX Avenir
3,517 mi.
56 days on market
KL4AMFSL6SB045223
Contact Dealer
Allen Auto Sales
Paducah, KY
4.1
2021 Buick Encore GX Preferred
21,795 mi.
57 days on market
KL4MMBS28MB137613
$11,995
Mokena Automotive Inc
Mokena, IL
4.0
2024 Buick Encore GX Preferred
19,876 mi.
57 days on market
KL4AMBSL3RB217162
$23,562
Single owner
Crown Toyota Of Lawrence
Lawrence, KS
4.6
2023 Buick Encore GX Preferred AWD
38,110 mi.
57 days on market
KL4MMCSL2PB066461
$21,278
Darcy Buick Gmc
Joliet, IL
4.8
2021 Buick Encore GX Essence
51,130 mi.
57 days on market
KL4MMFSL4MB089608
$18,189
Law Chevrolet
Boonville, IN
4.7
2025 Buick Encore GX Preferred AWD
25,152 mi.
57 days on market
KL4AMCSL8SB183926
$22,420
Single owner
Cable Dahmer Kia Of Lees Summit
Lee's Summit, MO
4.6
2025 Buick Encore GX Preferred AWD
24,505 mi.
57 days on market
KL4AMCSL6SB181608
$22,420
Single owner
Cable Dahmer Kia Of Lees Summit
Lee's Summit, MO
4.6
Find Used Buick Encore GX in O Fallon, MO
The Buick Encore GX is offered in the U.S. lineup in the SUV configuration. Differences mainly come down to trim, features, and drivetrain.