Related Clues:
- Vowels in Athens
- Part of a U.S.A.F. schedule
- Airport posting
- Zeta-theta connection
- Platonic letter?
- SAS listing: Abbr.
- Campus letter
- Honor society letter
- H, to Herodotus
- In-flight details, for short
- Seventh letter of the Greek alphabet
- Part of a flight plan
- Airline's best guess (Abbr.)
- Announcement before the listing of flight connections: Abbr.
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