A hawaiian credit card is a travel rewards card designed for frequent flyers to and from Hawaii, offering perks like HawaiianMiles, free checked bags, and travel discounts. Typically issued in partnership with Hawaiian Airlines, these cards help users earn miles on purchases, which can be redeemed for flights, upgrades, and more. Some cards also include companion fare discounts and no foreign transaction fees. Ideal for Hawaii travelers, these cards maximize rewards for island adventures.