Fuel eats up one-third of your operating costs, and smart truckers build routes through states where diesel pumps stay consistently lower than national averages. Oklahoma, Texas, and Mississippi deliver the biggest savings through Gulf Coast refineries and minimal taxes, putting real money back in your pocket every mile.
Oklahoma leads with diesel at $3.17 per gallon, followed by Texas at $3.21 and Mississippi at $3.24, according to the latest state rankings. These states beat California prices by 15-25% for drivers running 100,000 miles yearly. You’ll get complete rankings, bulk station maps, and 24-hour truck stops built for OTR schedules.
Top 10 Cheapest Diesel States for Truckers
| Rank | State | Price/Gallon | Top Truck Stops |
| 1 | Oklahoma | $3.17 | Love’s, Pilot |
| 2 | Texas | $3.21 | Buc-ee’s, TA |
| 3 | Mississippi | $3.24 | Flying J, Love’s |
| 4 | Missouri | $3.25 | Casey’s, Pilot |
| 5 | Louisiana | $3.25 | Exxon, Shell |
| 6 | Arkansas | $3.28 | Love’s, Murphy USA |
| 7 | Kansas | $3.29 | Flying J, TA |
| 8 | Kentucky | $3.29 | Pilot, Marathon |
| 9 | Nebraska | $3.33 | Bosselman, Flying J |
| 10 | South Dakota | $3.36 | Love’s, Sinclair |
Source: World Population Review 2026 Diesel Price Rankings.
Why Fuel Costs Least Here
Gulf Coast refineries within 100 miles supply Oklahoma, Texas, Louisiana, and Mississippi pumps. These states avoid the import costs California drivers pay. Right-to-work policies keep regulations light while independent truck stops beat chains by several cents per gallon.
Pipeline networks give Plains states a steady supply. Fleet cards stack extra discounts at Love’s and Pilot nationwide, doubling your advantage in these locations.
Best Fuel Stops by State
Oklahoma: Loves along I-40 and I-35 before Tulsa refineries. Fleet cards beat apps consistently. Fill up Oklahoma City to Amarillo.
Texas: Buc-ee’s off I-10 with huge truck parking. The Houston to El Paso corridor remains the cheapest.
Mississippi: Flying J rewards along I-55 from Memphis to New Orleans. Reefer drivers save the most here.
Plains States: Nebraska, Bosselman, and Kansas Flying J guarantee parking plus low prices.
Southern and Plains states consistently deliver the cheapest diesel for truckers who plan routes smartly. Save thousands yearly by fueling up in these states whenever your load allows
