Cheapest Gas in Fort Smith, AR

Updated April 5, 2026 — Prices updated regularly from EIA data

$2.52

Lowest price at Costco in Fort Smith

Finding Cheap Gas in Fort Smith

Hunting down the lowest gas price in Fort Smith, Arkansas is worth the effort. At $$2.52 per gallon at the cheapest outlet versus $$2.77 at the most expensive, you save $$3.75 on every 15-gallon fill-up.

Maximum Savings in Fort Smith

Choose Costco over Chevron

$0.25 per gallon

$3.75 per 15-gallon fill • $12.00 per year (est.)

Cheapest Brands in Fort Smith

RankBrandEst. PriceSavings vs. Most Expensive
#1Costco$2.52$0.25
#2Speedway$2.64$0.13
#3Circle K$2.65$0.12
#4Sunoco$2.68$0.09
#5Marathon$2.69$0.08
#6BP$2.71$0.06
#7Mobil$2.72$0.05
#8Exxon$2.73$0.04
#9Shell$2.75$0.02
#10Chevron$2.77$0.00

Gas Saving Tips for Fort Smith Drivers

Nearby Cities with Cheaper Gas

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