Gas Prices in Great Falls, MT
Updated May 20, 2026 · AAA data · Regular unleaded
Gas Prices in Great Falls
Gas prices in Great Falls reflect a mix of local taxes, distance to fuel distribution terminals, station density, and real estate costs. Great Falls benefits from lower operating costs, typically running 2¢ below the Montana state average.
Prices at individual stations can vary by 5–15 cents within the same city depending on brand, location, and local competition. Use apps like GasBuddy to find the cheapest station near you in Great Falls.
Frequently Asked Questions
What is the gas price in Great Falls right now?
The average regular unleaded price in Great Falls, Montana is $4.590/gal as of May 20, 2026. Station prices vary — expect a range of roughly $4.490 to $4.710 across the metro area.
Is gas cheaper in Great Falls or the suburbs?
Generally, suburban areas outside Great Falls have slightly lower gas prices due to lower operating costs and property taxes. If you're near a highway interchange or warehouse district, you may find lower prices than the city center.
When is the cheapest day to buy gas in Great Falls?
Nationwide data shows Monday and Tuesday tend to have slightly lower gas prices before weekly demand picks up. Avoid buying gas Thursday through Saturday when prices are typically higher.