Investigators have retrieved the flight data and cockpit voice recorders from the crash site at Calicut International Airport. Civil Aviation Minister Hardeep Singh Puri announced the news on his Twitter.
The recordings will help investigators determine the details of the crash. According to air traffic data, the pilots experienced difficulties due to the bad weather and had to make several approaches before attempting to land.
The Air India Express flight 1344 overshot the runway amid heavy rain on Friday and broke into two pieces.
The death toll from the crash rose to 18 on Saturday, with 16 others hospitalized and in serious condition.