In this Sept. 12, 2019, file photo, fish swim near coral in Kahala’u Bay in Kailua-Kona, Hawaii. (AP Photo/Caleb Jones, File) Way back when, my friend Alan Swensen ran Morris Air in Anchorage. Morris Air billed itself as the “Low Fare Leader” and I was always bugging him to get some cheap rates to the Lower 48. After pestering him for a while one morning, Alan turned to me and smiled. “Scott, airfare wars are like buses. One comes by every few minutes,” he said. That was true then — and it’s true today. Not just for air fares, either. Stewart Chiron, aka “The Cruise Guy,” gets excited when he’s…