An air-conditioning management system comprising: at least one air-conditioning apparatus (10A to 10D); a centralized monitoring apparatus configured to perform centralized management of the at least one air-conditioning apparatus (10A to 10D); a communication line ; and an information processing terminal connectable to the centralized monitoring apparatus via the communication line , the information processing terminal including a schedule information reception unit configured to receive an input of schedule information of the at least one air-conditioning apparatus (10A to 10D) from a user, a schedule information management unit configured to store a plurality of items of the schedule information received by the schedule information reception unit , and a schedule information transmission unit configured to select, from the plurality of items of the schedule information stored in the schedule information management unit , schedule information to be transmitted to the at least one air-conditioning apparatus (10A to 10D), and transmit the selected schedule information to the centralized monitoring apparatus , the centralized monitoring apparatus being configured to acquire the schedule information transmitted from the information processing terminal via the communication line , and being configured to transmit the acquired schedule information to the at least one air-conditioning apparatus (10A to 10D). at least one air-conditioning apparatus (10A to 10D); a centralized monitoring apparatus configured to perform centralized management of the at least one air-conditioning apparatus (10A to 10D); a communication line ; and an information processing terminal connectable to the centralized monitoring apparatus via the communication line , the information processing terminal including a schedule information reception unit configured to receive an input of schedule information of the at least one air-conditioning apparatus (10A to 10D) from a user, a schedule information management unit configured to store a plurality of items of the schedule information received by the schedule information reception unit , and a schedule information transmission unit configured to select, from the plurality of items of the schedule information stored in the schedule information management unit , schedule information to be transmitted to the at least one air-conditioning apparatus (10A to 10D), and transmit the selected schedule information to the centralized monitoring apparatus , a schedule information reception unit configured to receive an input of schedule information of the at least one air-conditioning apparatus (10A to 10D) from a user, a schedule information management unit configured to store a plurality of items of the schedule information received by the schedule information reception unit , and a schedule information transmission unit configured to select, from the plurality of items of the schedule information stored in the schedule information management unit , schedule information to be transmitted to the at least one air-conditioning apparatus (10A to 10D), and transmit the selected schedule information to the centralized monitoring apparatus , the centralized monitoring apparatus being configured to acquire the schedule information transmitted from the information processing terminal via the communication line , and being configured to transmit the acquired schedule information to the at least one air-conditioning apparatus (10A to 10D). <EOS>