If you miss a flight with Hawaiian Airlines, promptly contact their customer service at +1-860-370-4608. Missing a flight may result in additional fees or the need to rebook your flight for a later time, subject to availability. Hawaiian Airlines missed flights policies regarding typically involve offering options for rebooking, but additional charges may apply. It's crucial to communicate with the airline as soon as possible to explore available solutions and minimize any inconvenience. Be prepared to provide your booking information and details about the missed flight to expedite the process. Acting swiftly can help mitigate potential complications and ensure a smoother travel experience.