If your trip to Kailua-Kona, HI Airport (KOA-Kona Intl.) is all booked but your itinerary is looking a bit empty, let us give you a helping hand.Travelers from all over the place come to see Kua Bay, so make it one of your first stops after you hit the tarmac. Also worth a look are Kaloko-Honokohau National Historical Park and Kiholo Bay.