The Hawaiian Airline Carry On Liquid planning is simple when you pack with security in mind. Choose solid alternatives where possible, such as bar soap, solid shampoo, or stick deodorant, because they are not restricted like liquids. Transfer lotions and creams into small refillable bottles, and label them clearly. Store everything in a clear bag that seals fully. Policies can change, so check official Hawaiian Airlines and TSA sources for current requirements before flying.