<Tr> <Th> Cargo tonnage </Th> <Td> 857,419 </Td> </Tr> <Tr> <Td_colspan="2"> Source: AAI </Td> </Tr> <P> Indira Gandhi International Airport (IATA: DEL, ICAO: VIDP) serves as the primary civilian aviation hub for the National Capital Region of Delhi, India . The airport, spread over an area of 5,106 acres (2,066 ha), is situated in Palam, 15 km (9.3 mi) south - west of the New Delhi railway station and 16 km (9.9 mi) from New Delhi city centre . </P> <P> Named after Indira Gandhi, a former Prime Minister of India, it is the busiest airport in India in terms of passenger traffic since 2009 . It is also the busiest airport in the country in terms of cargo traffic overtaking Mumbai during late 2015 . In calendar year 2016, it was the 20th busiest airport in the world and 9th busiest airport in Asia by passenger traffic handling over 55 million passengers . The airport handled over 57.7 million passengers in fiscal year 2016 - 17 . It is the busiest airport for Airbus A320 aircraft . </P>

Where is indira gandhi international airport located in delhi