Check Utah gas prices today for regular, mid-grade, premium, and diesel fuel. The price tool below shows AAA-sourced daily averages, recent price movement, and a fill-up cost estimate for drivers across the Beehive State.
What Affects Utah Gas Prices?
- High commuter and population density along the Wasatch Front, including Salt Lake City, Provo, and Ogden
- Strict winter and summer reformulated gasoline (RFG) requirements to combat local air inversions and ozone
- Long delivery distances to remote national parks and rural communities in southern and eastern Utah
- Heavy commercial trucking and cross-country freight demand along the I-15 and I-80 corridors
- Local refinery capacity in the Salt Lake area versus pipeline supply from neighboring states
- Utah’s state motor fuel tax and local transportation funding fees
Utah Gas Prices by Fuel Type
- Regular: The standard baseline fuel for most daily commuters and passenger vehicles.
- Mid-grade: Recommended for older high-compression engines or vehicles towing campers into the Uinta Mountains.
- Premium: Necessary for luxury, turbocharged, or high-performance vehicles to prevent engine knocking at high elevations.
- Diesel: Tracks closely with commercial freight, agricultural transport, and heavy-duty trucking across the state’s interstate network.
Utah Gas Prices vs Nearby States
Regional borders in the Mountain West create noticeable price shifts. When planning cross-state road trips, keep these comparisons in mind:
- Nevada gas prices and Idaho gas prices often differ due to varying state taxes, environmental fuel mandates, and West Coast versus Rocky Mountain supply routes.
- Colorado gas prices and Wyoming gas prices fluctuate based on mountain transport costs, Front Range demand, and regional refinery conditions.
- Arizona gas prices and New Mexico gas prices may be lower or higher depending on daily pipeline supply and local market dynamics.
Tips for Getting Better Gas Prices in Utah
- Compare station prices in Salt Lake City or St. George before heading onto remote stretches of I-70 or US-89.
- Fill up your tank before driving through sparse, rural areas in the Escalante region or near the Nevada border.
- Check your tire pressure regularly, especially before tackling steep mountain grades or during extreme winter cold.
- Stick to regular unleaded unless your vehicle’s manufacturer explicitly requires premium.
- Plan your diesel and fuel stops along major freight corridors before long commercial hauls.
- Avoid unnecessary idling in heavy I-15 commuter traffic or at scenic overlooks in the national parks.
Utah Gas Price FAQs
What is the average gas price in Utah today?
The current daily averages for regular, mid-grade, premium, and diesel are displayed in the dynamic tool at the top of this page.
Why do Salt Lake City and St. George gas prices differ?
Salt Lake City benefits from close proximity to local refineries and high station density along the Wasatch Front, while St. George faces higher transport costs over long distances and relies on different regional supply networks.
Does Utah use special gasoline blends?
Yes, the Salt Lake City and Ogden metro areas require specific reformulated gasoline (RFG) blends during the winter to reduce cold-air inversions, and summer blends to reduce ozone, which can impact local production costs.
Is diesel included in Utah gas price data?
Yes, the tool tracks Utah diesel prices alongside unleaded options, which is essential for commercial truckers, agricultural transport, and RV travelers navigating the state’s major freight and tourism corridors.
Why can rural areas in southern Utah cost more at the pump?
Stations in remote desert towns and near national parks face less local competition and higher overhead costs for fuel delivery over long, difficult routes from major interstate distribution hubs.