Related Clues:

• Erstwhile airline abbr.
• 'The Aviator' carrier
• American acquisition in 2001
• Carrier that folded into American in 2001
• H. Hughes once controlled it
• Airline shut down in 1991
• Old airline initials
• ''Up, up and away'' co.
• Its TV jingles included "Up, Up and Away"
• Airline until 2001
• 1987 Pacific Southwest acquirer
• Jetliner name until 1997
• Former international airline
• Flight booking, once
• Classic carrier