Related Clues:
- Seventh Greek letter
- U.S. 101, e.g. (Abbr.)
- Airport guesstimate
- Pilot's info, briefly
- Platonic letter
- Letter from the Corinthians
- Zeta's follower
- Theta follower
- In-flight guesstimate, for short
- Sched. abbr.
- Theta's preceder
- U.S. 101, e.g.: Abbr.
- H lookalike
- Flight guess: Abbr.
- Departure's opposite: Abbr.