There is no profit, which is why their is no service. The average profit margin is 4% on flying. At this point, airlines make most of their actual profit from

There is no profit, which is why their is no service. The average profit margin is 4% on flying. At this point, airlines make most of their actual profit from credit cards. I forget who said it, but "airlines are banks that happen to fly planes" is true, at least profit wise.