Related Clues:

• Zeta's follower
• Theta follower
• In-flight guesstimate, for short
• Sched. abbr.
• Theta's preceder
• H lookalike
• Flight guess: Abbr.
• Tier
• Timetable abbr
• Announcement over the P.A.
• Terminal posting
• Spreadsheet unit
• Section of seats
• LAX announcement
• Announcement at Penn Sta.