Changi Airport will operate using Runway 1 and Runway 3 from 25 October 2020. Runway 2 will be closed temporarily for infrastructure works for the completion of the Changi East project by early 2030s, which includes the fifth terminal, the Changi East Industrial Zone and supporting facilities. Changi Airport will operationalise a three-runway system by the mid-2020s. A longer taxiing time will be expected for flights assigned to Runway 3.