Whether Hawaii vacation is on Oahu, Kauai, Maui, Big Island with hikes and beaches, think what to wear on long flight to Hawaii from mainland USA, Canada, Australia, or Europe. What to pack for carry-on clothes when flying from cold to warm. International travel tips planning bucket list destinations on budget! Packing tips for suitcase or backpack for long haul plane ride, things to add to checklist. Essentials, products for travel. Hawaii packing list, ideas of what to pack for Hawaii.