Hawaii Gas Prices

What is the average gas price in Hawaii today?

Hawaii gas prices are updated daily from AAA data. Check back for today's average.

Why are gas prices lower in Hawaii than the national average?

Hawaii's prices are consistently the highest in the nation due to its remote island location, requiring all fuel to be shipped in, plus state taxes and limited refinery competition.

What is Hawaii's gas tax?

Hawaii's state gas tax is approximately 17¢ per gallon, one of the lowest in the United States. This is a combined state excise tax and in some states includes local levies. The federal gas tax adds an additional 18.4¢/gal on top of state taxes.

When is the cheapest time to buy gas in Hawaii?

Gas prices in Hawaii — like across the US — tend to be lowest on Mondays and Tuesdays, when weekly demand is lowest. Prices typically rise Thursday through Saturday as weekend travel demand increases. Avoiding fill-ups on Fridays and Saturdays can save 3–8¢/gal on average. Hawaii prices also tend to be lower in late fall and winter when summer-blend fuel requirements end.

Which cities in Hawaii have the cheapest gas?

Gas prices vary by city within Hawaii based on local competition, distance from fuel terminals, and population density. Use our city pages to compare prices across Hawaii: cities farther from major metro areas and distribution hubs often have slightly higher prices due to transport costs, while high-competition suburban areas near major highways tend to be cheapest.