Originally Posted by
laurabos
How does the bidding work ?
The airline creates a schedule of the trips to be flown, usually called "lines." The most senior Captain and F/O and F/A bid for whichever line they want. The next most senior crewmembers bid for what they want but in case that is also the line the most senior crewmembers wanted, they put down there second choice also. It goes down the seniority list and the bottom folks get what is left that nobody else wanted.