Used Buick Encore GX for Sale in O Fallon, MO
Shop for a luxurious Buick Encore GX in the city where Alyssa Mautz was born
Skip to Filters
503 listings
- $22,998fair price$600 above market
- 24,803 miles
- No accidents, 1 owner, rental vehicle
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from CA to MO*
Close
Located in Sacramento, CA / 1,649 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSLXRB178744
Stock: 27211642
Certified Pre-Owned: No - New Listing$16,990fair price$755 above market
- 63,546 miles
- No accidents, 1 owner, corporate fleet vehicle
- 5 Seats, 26 City / 30 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Memphis, TN / 256 miles away from O Fallon, MO
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
28 Combined MPG (26 City/30 Highway)
Listing Information:
VIN: KL4MMBS23LB116327
Stock: 2003681531
Certified Pre-Owned: No
Listed since: 05-09-2025 - New Listing$24,100fair price$113 above market
- 8,536 miles
- 1 accident, 1 owner, personal use only
- 5 Seats, 29 City / 32 Hwy MPG
- Bommarito West County Preowned Center (14 mi away)
Close
Located in Ballwin, MO / 14 miles away from O Fallon, MO
CARFAX One-Owner. 2023 Buick Encore GX Essence ECOTEC 1.3L Turbo CVT FWD 4D Sport Utility Cinnabar Metallic 18"" Machined Aluminum Wheels, 2 USB Ports...
AutoCheck Vehicle History Summary
Accident Free Vehicle: No
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/32 Highway)
Listing Information:
VIN: KL4MMFSL0PB068579
Stock: 47239A
Certified Pre-Owned: No
Listed since: 05-24-2025 - $22,998fair price$557 above market
- 24,167 miles
- No accidents, 1 owner, rental vehicle
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from CA to MO*
Close
Located in Irvine, CA / 1,541 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSL9RB093345
Stock: 27504666
Certified Pre-Owned: No - $23,998fair price$500 above market
- 23,557 miles
- No accidents, 1 owner, rental vehicle
- 5 Seats, 26 City / 28 Hwy MPG
- CarMax (In-stock online)
- Transfer available from NM to MO*
Close
Located in Santa Fe, NM / 869 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: Yes
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESL4RB103348
Stock: 27164467
Certified Pre-Owned: No - Price Drop$20,590good price$1,627 below market
- 39,650 miles
- No accidents, 1 owner, rental vehicle
- 5 Seats, 26 City / 28 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Phoenix, AZ / 1,240 miles away from O Fallon, MO
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESLXRB171315
Stock: 2003815883
Certified Pre-Owned: No
Listed since: 06-13-2025 - $22,998fair price$632 above market
- 25,259 miles
- No accidents, 1 owner, rental vehicle
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from CA to MO*
Close
Located in Torrance, CA / 1,568 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: Yes
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSLXRB089577
Stock: 27428782
Certified Pre-Owned: No - 24,745 miles
- No accidents, 2 owners, rental vehicle
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from KY to MO*
Close
Located in Louisville, KY / 281 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMBS29PB091553
Stock: 27488661
Certified Pre-Owned: No- New Listing
- 30,620 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 30 City / 31 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Atlanta, GA / 490 miles away from O Fallon, MO
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (30 City/31 Highway)
Listing Information:
VIN: KL4AMBS25RB062119
Stock: 2003867610
Certified Pre-Owned: No
Listed since: 07-03-2025 - $25,998good price$2,105 below market
- 6,937 miles
- 1 accident, 1 owner, personal use
- 5 Seats, 26 City / 28 Hwy MPG
- Jake Sweeney Express (In-stock online)
- Home delivery*
Close
Located in Cincinnati, OH / 338 miles away from O Fallon, MO
Have you ever wondered where to buy a Certified used car? Look no further! Jake Sweeney is here to Help. If you are in need of a new or used vehicle, ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: No
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESL7RB200186
Stock: LP9094
Certified Pre-Owned: No
Listed since: 03-05-2025 - 22,596 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from TX to MO*
Close
Located in Houston, TX / 661 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSL6RB107167
Stock: 27353219
Certified Pre-Owned: No- $22,590fair price$105 below market
- 31,760 miles
- No accidents, 2 owners, personal use
- 5 Seats
- Carvana (In-stock online)
- Home delivery*
Close
Located in Indianapolis, IN / 254 miles away from O Fallon, MO
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
Listing Information:
VIN: KL4MMFSL5MB084479
Stock: 2003838409
Certified Pre-Owned: No
Listed since: 07-01-2025 - New Listing
- 33,946 miles
- No accidents, 3 owners, personal use only
- 5 Seats, 26 City / 30 Hwy MPG
- CarMax (In-stock online)
- Transfer available from TX to MO*
Close
Located in Fort Worth, TX / 547 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
28 Combined MPG (26 City/30 Highway)
Listing Information:
VIN: KL4MMBS20LB114230
Stock: 27480298
Certified Pre-Owned: No - $23,998fair price$623 above market
- 25,108 miles
- No accidents, 1 owner, rental vehicle
- 5 Seats, 26 City / 28 Hwy MPG
- CarMax (In-stock online)
- Transfer available from NH to MO*
Close
Located in Manchester, NH / 1,046 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESL1RB163930
Stock: 27449730
Certified Pre-Owned: No - $23,999fair price$360 below market
- 31,280 miles
- No accidents, 1 owner, rental vehicle
- 5 Seats, 26 City / 28 Hwy MPG
- Enterprise Car Sales (In-stock online)
- Home delivery*
Close
Located in Albuquerque, NM / 913 miles away from O Fallon, MO
Transfer of vehicle from another location to your neighborhood Enterprise Car Sales may require payment of a non-refundable transfer fee to begin the ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
27 Combined MPG (26 City/28 Highway)
Listing Information:
VIN: KL4AMESL4RB189695
Stock: 7WW4RD
Certified Pre-Owned: No
Listed since: 05-15-2025 - Price Drop
- 25,942 miles
- No accidents, 1 owner, rental vehicle
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from CA to MO*
Close
Located in Torrance, CA / 1,568 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSL6RB147720
Stock: 27504633
Certified Pre-Owned: No - New Listing$17,590fair price
- 71,666 miles
- No accidents, 1 owner, personal use
- 5 Seats, 26 City / 30 Hwy MPG
- Carvana (In-stock online)
- Home delivery*
Close
Located in Dallas, TX / 533 miles away from O Fallon, MO
At Carvana, we go miles beyond the extra mile. That's why we provide you with a convenient, fast, and hassle-free car buying experience that puts you ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
28 Combined MPG (26 City/30 Highway)
Listing Information:
VIN: KL4MMDSL5LB132680
Stock: 2003842317
Certified Pre-Owned: No
Listed since: 06-21-2025 - New Listing
- 31,161 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 29 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from LA to MO*
Close
Located in Shreveport, LA / 469 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMBS28NB127407
Stock: 26753984
Certified Pre-Owned: No - 34,489 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 28 City / 31 Hwy MPG
- CarMax (In-stock online)
- Transfer available from TX to MO*
Close
Located in San Antonio, TX / 779 miles away from O Fallon, MO
CarMax values transparency and wants you to love your next car, not settle on it. Certain vehicles may have unrepaired safety recalls. Check nhtsa.gov...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
29 Combined MPG (28 City/31 Highway)
Listing Information:
VIN: KL4MMBS29MB182141
Stock: 27295831
Certified Pre-Owned: No- $22,999fair price$631 above market
- 25,237 miles
- No accidents, 1 owner, rental vehicle
- 5 Seats, 29 City / 31 Hwy MPG
- Enterprise Car Sales (In-stock online)
- Home delivery*
Close
Located in Shoreline, WA / 1,694 miles away from O Fallon, MO
Transfer of vehicle from another location to your neighborhood Enterprise Car Sales may require payment of a non-refundable transfer fee to begin the ...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: No
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4AMDSL1RB188000
Stock: 8G5WQB
Certified Pre-Owned: No
Listed since: 05-30-2025 - $20,392fair price
- 34,812 miles
- No accidents, 1 owner, personal use only
- 5 Seats, 29 City / 31 Hwy MPG
- Driveway (In-stock online)
- Home delivery*
Close
Located in Rockwall, TX / 513 miles away from O Fallon, MO
Apple CarPlay,Back-Up Camera,Bluetooth,Heated Seats,Keyless Start,Lane Keeping Assist,Remote Start,Satellite Radio,Turbo/Supercharged,WiFi Hotspot,Hea...
AutoCheck Vehicle History Summary
Accident Free Vehicle: Yes
Personal Use Only: Yes
History Provider: AutoCheck
Title Details: Clean Title
Salvage Vehicle: No
Frame Damage: No
Theft History: No
Lemon Status: No
Free History Report: No
Features and Specs:
30 Combined MPG (29 City/31 Highway)
Listing Information:
VIN: KL4MMDS24PB064840
Stock: PB064840A
Certified Pre-Owned: No
Showing 379 - 399 out of 503 listings
Filters
Skip to ResultsApplied Filters4Active
Make & Model
Year
New / Used
Price & Payments
Price Rating
Body Type
Trim
Mileage
Accidents & History
Engine & Drivetrain
Exterior Color
Interior Color
Total Seating
Edmunds Review
Features
Options & Packages
MPG
* Delivery of any kind does not apply to Alaska and Hawaii. Contact the dealer for delivery details, restrictions and costs.