Gas Prices in Billings, MT Today

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

$3.20

Average Regular Unleaded — Billings, Montana

Current Gas Prices in Billings

Billings, Montana gas prices are running $$3.20 per gallon this {month}. The local fuel market reflects Montana's {taxNote} tax rate alongside Billings's position in the regional supply chain.

Fuel TypePrice / GallonGradeTrend
Regular Unleaded$3.2087 octane▲ Rising
Mid-Grade$3.7089 octane▲ Rising
Premium$4.0091-93 octane▲ Rising
Diesel$4.33N/A▲ Rising

Price Comparison

Billings Average
$3.20
Regular Unleaded
Montana State Average
$3.22
near the state average
National Average
$3.99
$0.79 below the national average

About Gas Prices in Billings

What makes Billings's gas market tick? Supply to Billings stations primarily flows through regional pipeline networks, keeping inventory stable but creating price sensitivity to any regional supply disruption. Seasonal demand peaks in summer and dips in winter, though Montana's climate moderates some of this variation.

Gas Prices by Brand in This City

Estimated prices based on brand modifiers. Sorted cheapest to most expensive.

Fuel Type Prices in This City

Regular Unleaded
87 octane
Premium Gasoline
91-93 octane
Diesel Fuel
N/A
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Frequently Asked Questions

Gas stations in Billings typically update prices 1-3 times per week in response to wholesale market changes. Prices generally dip early in the week and rise Thursday-Sunday. Following weekly trends helps identify optimal fill-up windows.
Costco and Sam's Club fuel stations serve many major metropolitan areas and offer the lowest prices for members — typically 15-25 cents below local market. Membership costs $65-130/year but typically pays for itself in fuel savings alone for regular drivers.
Gas price spikes in Billings are typically triggered by regional supply disruptions, pipeline outages, refinery maintenance, seasonal blend transitions, and global crude oil price increases. Holiday demand surges around Memorial Day, July 4th, and Labor Day also push prices up temporarily.
Premium gas in Billings is worth the extra cost only if your vehicle requires it. If your owner's manual says Required, always use premium. If it says Recommended, you may use regular with minimal performance loss. Never use regular in a vehicle that requires premium.
Costco offers the cheapest gas wherever it operates in the Billings area. Among street stations, Circle K, Speedway, and Wawa (in applicable markets) consistently offer below-average prices. Shell, Chevron, and BP typically price above the local average.

Related Gas Price Pages

Gas Prices in MontanaCheapest Gas in BillingsGas Prices Near BillingsCompare All StatesRegular Unleaded in BillingsPremium Gasoline in BillingsDiesel Fuel in BillingsShell - BillingsExxon - BillingsBP - BillingsChevron - BillingsMobil - Billings