Outline Background Motivation and our contributions Overview of Robust Airline Schedule Planning How to deal with schedule disruptions Challenges of building robust airline schedules Definitions of robustness Robust airline schedule planning approaches Robust Aircraft Maintenance Routing -- reduce delay propagation Flight Schedule Retiming -reduce passenger missed connections Summary and Future Research Directions 88 Outline Background, Motivation and Our Contributions Overview of Robust Airline Schedule Planning ➢ How to deal with schedule disruptions ➢ Challenges of building robust airline schedules ➢ Definitions of robustness ➢ Robust airline schedule planning approaches Robust Aircraft Maintenance Routing -- reduce delay propagation Flight Schedule Retiming – reduce passenger missed connections Summary and Future Research Directions