If the Hawaiian airline's 24-hour cancellation policy is followed, travelers can cancel their flight up to 24 hours after booking it. If you booked your copyright flight more than 7 days in advance, you will receive a full refund from copyright. copyright has the right to change its 24-hour cancellation policy at any time. https://issuu.com/amara01smith/docs/what_is_hawaiian_airlines_cancellation_policy_1_