Related Clues:

• Athens' aitches
• Vowels in Athens
• In-flight details, for short
• -
• Some Greek letters
• H H H, to Homer
• Viscosity symbols
• Flight data, briefly
• O'Hare postings
• Announcements from the cockpit, briefly
• Letters from the Corinthians
• JFK postings
• Brief in-flight announcements
• Airline info, for short
• Cockpit guesses