Travel to Hawaii during Covid-19: What you need to know before you go If you’re planning to travel to Hawaii, here’s what you’ll need to know and expect if you want to visit during the Covid-19 pandemic. The basics Hawaii reopened to visitors from within the United States and a small number of countries in October, but visitors must provide evidence of a negative Covid-19 test result. All air passengers entering the United States must now present a negative test result. See below for details on which test types are approved specifically for the state of Hawaii, including for Americans arriving from other states.