yohanajohn – https://www.flyinguidelines.com/flights-cancellation/hawaiian-airlines-cancelation-policy/

You may need to cancel a Hawaiian Airlines flight that you had been looking forward to for months if something unexpected happens. If you have ever experienced a flight delay or cancellation on Hawaiian Airlines, you are aware of the expense and inconvenience. Please use this page if you need to change or cancel a Hawaiian Airlines reservation. Hawaiian Airlines has enacted a 24-hour cancellation policy because it appreciates its customers. Travelers have more benefits & options while making plans. Travelers can modify or cancel their reservation up to 24 hours after placing it, provided they adhere to the airline’s 24-hour cancellation policy. If you purchased your ticket more than seven days in advance, Hawaiian Airlines will give a complete refund.