"The passenger has to understand that the airline industry in the United States is not meant to be a low-cost mass transit system. The airlines are in business to be profitable," airline analyst Robert Herbst says.
Today's airline fuel bills aren't peanuts →
"I believe United and Delta will both be placing very large orders sometime in the near future," he said.
Europe's Airbus tops U.S-based Boeing with top sales total of '11 →