Fundamental problem: Flights don't make money. Airlines actually make all of their money through loyalty programs and credit card payments. They basically should have turned into regulated utilities long ago, but loyalty program revenue saved them. Unless this initiative will turn into a credit card company (which nobody likes or wants to do) it won't go anywhere Private equity will likely sell the company for parts.…
But you have to follow the same model: use cheaper airports, a single modern aircraft type to simplify operations, high turnaround speed, charge a lot for extras.