An air-conditioning management system including air-conditioning apparatuses, a centralized monitoring apparatus, and an information processing terminal connectable to the centralized monitoring apparatus via a communication line, wherein the information processing terminal includes a schedule information reception unit that receives an input of schedule information of the air-conditioning apparatuses from a user, a schedule information management unit that stores, and a schedule information transmission unit that selects, from the plurality of items of the schedule information stored in the schedule information management unit, schedule information to be transmitted to the air-conditioning apparatuses and transmits the selected schedule information to the centralized monitoring apparatus, and wherein the centralized monitoring apparatus acquires the schedule information transmitted from the information processing terminal via the communication line and transmits the acquired schedule information to the air-conditioning apparatuses.