A luggage handler watches a departing Southwest Airlines jet at Denver International Airport in Denver...
A luggage handler watches a departing Southwest Airlines Boeing 737-700 jet at Denver International Airport in Denver January 22, 2014. Southwest is expected to report higher fourth-quarter results when they announce the results January 23, 2014. The discount airline raised luggage fees at its AirTran unit and launched new fees tied to certain boarding positions at the gate to raise revenue. REUTERS/Rick Wilking (UNITED STATES - Tags: BUSINESS)