The invention provides a production line for an instant noodle paper bowl and relates to the technical field of processing of instant noodle paper bowls. The production line comprises an inner-cup forming machine, an outer-cup forming machine, an inner and outer cup combined forming machine and an automatic package and delivery system which are sequentially connected, wherein the inner-cup formingmachine is connected to the inner and outer cup combined forming machine through a first transport device; the outer-cup forming machine is connected to the inner and outer cup combined forming machine through a second transport device; and the inner and outer cup combined forming machine and the automatic package and delivery system are connected through a third transport device. The invention also provides a production method for the instant noddle paper bowl. The production method comprises the following steps: judging whether the quality of an inner cup is qualified or not; and if yes, performing combined forming on the inner cup and an outer cup. As the whole-set production line is adopted for full-automatic accomplishment, the labor intensity of a worker is relieved. The productionand delivery production is greatly improved. A manual operation failure is avoided.