More than ever, airlines risk potential losses in millions due to increased competition, technical innovation, and changes to international policy and industry practices. Even temporary disruptions to daily service can have a serious impact on the bottom line. Operations departments are under constant pressure to perform so that internal targets for growth and profitability can […]

from the GERAD Journals by Michel Gamache, François Soumis, Daniel Villeneuve, Jacques Desrosiers, and Éric Gélinas This paper describes the Preferential Bidding Problem solved in the airline industry to construct personalized monthly schedules for pilots and officers. This problem consists in assigning to crew members pairings, days off, annual leaves, training periods, etc., while considering […]

from the GERAD Journals by Jean-François Cordeau, Goran Stojković, François Soumis, and Jacques Desrosiers Given a set of flight legs to be flown by a single type of aircraft, the simultaneous aircraft routing and crew scheduling problem consists of determining a minimum-cost set of aircraft routes and crew pairings such that each flight leg is […]