Airport Collaborative Decision Making (A-CDM) integration with Air Traffic Flow Management (ATFM) Workshop, was held at the Indian Aviation Academy in New Delhi, India, from 2 to 4 December 2019. The workshop was hosted by the Airport Authority of India (AAI). The main objective of the workshop is to improve understanding by all stakeholders of the benefits A-CDM integration with ATFM can offer and how this combined implementation could be achieved. The workshop also expected to share the implementation experience of States and discuss implementation related issues.