Updated April 5, 2026 — Prices updated regularly from EIA data
Route • 8 states
About Interstate 69
An evolving interstate corridor eventually spanning from Port Huron, MI to the Mexico border in Texas. Currently operational sections run through Michigan, Indiana, Kentucky, Tennessee, Mississippi, Arkansas, Louisiana, and Texas offering a range of fuel prices.
Fill your tank before entering high-price states along your Interstate 69 route. Use the GasBuddy app to see upcoming prices and plan fill-up stops at the cheapest available locations. Always fill up when you have a quarter tank remaining — running low limits your options.
Interstate 69 passes through several states on its route. Oil-producing states like Texas, Oklahoma, Louisiana, North Dakota, and Wyoming typically offer the cheapest gas along any interstate that traverses them.
The average gas price along Interstate 69's route today blends prices from all the states the highway passes through. This blended average reflects both high-price and low-price state markets along the full corridor.
Interstate 69 spans 1000 miles across multiple states. For a vehicle averaging 28 MPG highway, the fuel cost varies significantly depending on which states and price zones the route covers.
Interstate 69 passes through or near major cities where competitive fuel markets and warehouse clubs offer the best prices. Look for Costco, Sam's Club, or high-volume discount stations in each major metro along your route.