The Antonov-32 transporter aircraft lost radar contact just 15 minutes after take off
The aircraft which took off from Chennai (Madras) in southern India at 8.30 am was due to land at Port Blair, about 11.30am.
Surveillance planes and ships have been launched to search for the missing aircraft
The Antonov-32 transporter aircraft took off from Chennai (Madras) in southern India at 8:30am (local time) for Port Blair in the eastern archipelago of Andaman and Nicobar.
It was scheduled to land at 11:30am. A search operation has been launched.
The IAF operates more than 100 Antonov-32 aircraft.Indian military
A navy spokesman told the Reuters news agency that surveillance planes and ships were looking for the missing aircraft, which was carrying service personnel to strategic islands near the Malacca Straits, where India has a military base.
The aircraft, which was carrying service personnel to islands near the Malacca Straits where India has a military base, can fly for up to four hours without refuelling.
Nevertheless, eight more warships have now joined the search.