Washington is 2% cheaper than Honolulu.
When comparing Washington, DC and Honolulu, HI, the overall cost of living indices are 171 and 175 respectively (national median = 100). Rent is $117/month cheaper in Honolulu, saving renters about $1,404/year.
Median household income is $20,859/year higher in Washington. Home values also differ significantly — the median in Washington is $724,600 compared to $834,100 in Honolulu.
District of Columbia has a lower income tax rate, making Washington slightly more tax-friendly.
Washington vs Honolulu — common questions
Other cost of living comparisons for Washington and Honolulu