Definition
A computerized scheduling method used by airlines in which pilots submit their personal preferences for trips, days off, vacation, and other scheduling factors, and the system builds each pilot's monthly schedule by awarding preferences in order of seniority while respecting contractual rules and legal flight-time limits.
Plain English
A computer system that builds each pilot's monthly work schedule based on what they want, giving the most senior pilots their top choices first.
Context Anchor
Seen in airline operations when pilots bid for their monthly schedule, days off, trips, or reserve assignments.
Derivation
Preferential comes from the Latin praeferre, meaning to put before or give priority to. The term reflects that the system awards schedule choices in order of preference and seniority, rather than assigning trips arbitrarily.
Why Pilots Care
It directly impacts a pilot's ability to plan personal time, manage fatigue, and maintain work-life balance, making it a key factor in job satisfaction and safety.
Analogy
It is like submitting a ranked wish list for your work month. The system tries to give you as much of your list as possible, but only within the rules and after higher-priority awards are handled.
Intuition Check
Do not read “bidding” as an auction. In this context, a bid is a schedule request, not a money offer.
Example Sentence 1
Under the airline's preferential bidding system, the captain submitted her preferences for weekends off and short trips before the monthly deadline.
Example Sentence 2
Seniority plays a major role in how successful a pilot is when using the preferential bidding system to secure desirable trips.