society > travel > air or space travel > transport by air > [noun] > regularly timed journey > by or in specific type of service or class (3)
A written evidence, instrument, or contract executed between man and man. elliptical. An aircraft, boat, etc., available on charter; a charter…
a flight in the tourist class of a passenger aircraft, or in an aircraft which has only tourist-class seating.
(a) = schedule, n.; (b) = scheduled, adj.; also elliptical, a scheduled flight.