A method for customizing dynamic pricing of public transit on Internet take account of station heat degree includes S1, obtaining bus data in public service range applicable to dynamic pricing method,S2, classifying station heat according to historical data information, S3, detecting accumulated passenger reservation data for updating station heat, updating real-time discount basis, and obtainingreal-time base price of train ticket; S4, classifying passengers according to passenger reservation purchase type, obtaining passenger departure point, travel time, ticket purchase time and ticket purchase type, differently processing ticket purchase information of different passengers, and determining ticket type discount of passengers; S5 determining the final purchase discount and the actual amount paid for the different passengers. The invention effectively records the real-time OD demand situation of the bus and the passenger flow distribution situation of the bus station, accurately grasps the passenger travel situation, and provides data support for the bus company to evacuate the passenger flow and dispatch the train number.