Updated April 29, 2026 - EIA Weekly Survey
Diesel Cost per Gallon in Hawaii (2026)
$6.11/GAL
+0.52 vs US average ($5.59)Rank #49 of 50 statesPADD 5
Diesel Tax Breakdown
Federal diesel excise tax24.4c/gal
Hawaii state diesel tax19.0c/gal
Total tax43.4c/gal
Tax as % of price710%
Sources: Federation of Tax Administrators, EIA. Rates as of April 2026.
CALCULATE YOUR FUEL COST IN HAWAII
Use our trip calculator prefilled at $6.11/gal for Hawaii.
Sources: EIA Weekly On-Highway Diesel Fuel Survey, AAA Gas Prices (gasprices.aaa.com), Federation of Tax Administrators diesel tax table. Updated April 29, 2026. State prices are representative averages; actual pump prices vary by retailer and location.