Related Clues:

• J.F.K. abbr.
• ___ cross
• Flight board abbr.
• Letter from Thessaly
• LAX datum
• Flight info
• Passenger's concern, in brief
• Hippocrates' H
• Heathrow fig.
• Pilot's update, for short
• 19th Greek letter
• Tag Heuer rival
• Last letter
• U.S. Airways info
• It's Greek to me