FYI ... On May 11th, testing goes away for interisland travel if you are vaccinated. Article says "this summer" for transpacific travel and "later this year" for international
https://www.khon2.com/coronavirus/hawaii-residents-excited-over-new-coronavirus-travel-rules/
https://www.khon2.com/coronavirus/hawaii-residents-excited-over-new-coronavirus-travel-rules/