There are many different places that offer Best DGCA Ground Classes in delhi Some of the more popular places include the Indian Aviation Academy, the Indira Gandhi Rashtriya Uran Akademi, and the National Institute of Aviation. Each of these institutes has their own unique curriculum and way of teaching, so it is important to do some research before choosing one. The Indian Aviation Academy is one of the most well-known aviation academies in India. It offers a variety of courses for both pilots and cabin crew members. The academy has been in operation since 2006 and has trained over 1,000 students.