Operating without a regular schedule of passenger or cargo flights: a nonscheduled airline. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "nonscheduled" in a sentence
"Charter airlines - also called nonscheduled airlines - not only fly tourists and sports teams, they provide the planes and pilots for thousands of military flights every year."
"On the other hand prepayment for nonscheduled -- ie, accidental -- auto repair costs is almost universal."
"At the time, the group's president said the proposed changes would have a "disastrous" economic impact on nonscheduled carriers, requiring a roughly 40% increase in the number of pilots on their payrolls."