Gas Prices in Idaho Falls, ID
Updated July 11, 2026 · AAA data · Regular unleaded
Gas Prices in Idaho Falls
Gas prices in Idaho Falls reflect a mix of local taxes, distance to fuel distribution terminals, station density, and real estate costs. Idaho Falls benefits from lower operating costs, typically running 3¢ below the Idaho 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 Idaho Falls.
Frequently Asked Questions
What is the gas price in Idaho Falls right now?
The average regular unleaded price in Idaho Falls, Idaho is $3.990/gal as of July 11, 2026. Station prices vary — expect a range of roughly $3.890 to $4.110 across the metro area.
Is gas cheaper in Idaho Falls or the suburbs?
Generally, suburban areas outside Idaho 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 Idaho 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.