Check Hawaii 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 Aloha State.
What Affects Hawaii Gas Prices?
- Complete geographic isolation requiring nearly all refined fuel to be imported via ocean barge from the West Coast or Asia
- High marine shipping and freight costs influenced by federal maritime regulations like the Jones Act
- Limited local refining capacity on Oahu impacting statewide supply dynamics
- Heavy tourism and rental car demand across Oahu, Maui, Kauai, and Hawaii Island
- Inter-island fuel distribution logistics requiring secondary barge transport to neighbor islands
- Hawaii’s state motor fuel tax, environmental fees, and local county surcharges
Hawaii Gas Prices by Fuel Type
- Regular: The standard baseline fuel for most daily commuters, local residents, and rental cars.
- Mid-grade: Recommended for older high-compression engines or vehicles towing small trailers.
- Premium: Necessary for luxury, turbocharged, or high-performance vehicles to prevent engine knocking.
- Diesel: Tracks closely with commercial freight, inter-island shipping, and heavy-duty trucking across the islands.
Hawaii Gas Prices vs Nearby States
Because Hawaii is an isolated island chain, it does not share land borders with any other states. When comparing regional fuel costs:
- California gas prices and Washington gas prices strongly influence Hawaii, as much of the state’s imported fuel originates from West Coast refineries and marine terminals.
- Prices can be higher or lower depending on global shipping rates, maritime transport regulations, and local island demand.
- Hawaii often sees a premium at the pump compared to the national average due to the high cost of oceanic transport and limited local supply options.
Tips for Getting Better Gas Prices in Hawaii
- Compare station prices in Honolulu or Hilo before heading onto remote coastal highways like the Kamehameha Highway or the Road to Hana.
- Fill up your tank before driving through sparse, rural areas on the Big Island or the far reaches of Maui.
- Check your tire pressure regularly to maximize fuel economy in stop-and-go H-1 freeway traffic.
- Stick to regular unleaded unless your vehicle’s manufacturer explicitly requires premium.
- Plan your diesel and fuel stops near major ports and freight corridors before long commercial hauls.
- Avoid unnecessary idling in heavy tourist traffic around Waikiki or popular scenic overlooks.
Hawaii Gas Price FAQs
What is the average gas price in Hawaii 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 Oahu and Maui gas prices differ?
Oahu benefits from higher station density and the state’s primary local import terminals, while Maui and the neighbor islands face higher secondary transport costs for fuel delivered via inter-island barges.
Why are Hawaii gas prices often higher than the national average?
Hawaii relies heavily on imported fuel shipped across the Pacific Ocean. The high cost of marine transport, federal shipping regulations, and limited local refining capacity push retail prices above the national average.
Is diesel included in Hawaii gas price data?
Yes, the tool tracks Hawaii diesel prices alongside unleaded options, which is essential for commercial truckers, inter-island shipping logistics, and heavy-duty transport across the island chain.
Does Hawaii use special gasoline blends?
Hawaii generally uses standard federal EPA fuel blends, though specific low-sulfur and emissions-reducing formulations may be required in certain areas to meet local air quality standards and protect the island environment.