Have Mergers Created Monopoly Power in the Airline Industry? - View from the Wing
While there's certainly been consolidation in the airline industry as America West acquired US Airways and then American; Delta acquired Northwest; Continental acquired United; Southwest acquired AirTran and Alaska Airlines acquired Virgin America this hasn't led to higher prices for consumers. Government should remove barriers to competition, but it's a stretch to suggest that the several large airlines in today's industry constitute anything close to monopoly.