Related Clues:

• American Airlines acquisition
• TWA competitor
• One-time intl. airline
• Former airline initials
• Its frequent flier prog. was called Aviators
• Former United rival
• "Up, up and away" flier
• Carrier renamed in 1997
• Pan Am rival
• Airline that Howard Hughes bought in '39
• Yankee Clipper company
• Howard Hughes' old airline
• Airline letters
• Aviation name until 1997
• Onetime Lindbergh employer