An Ahmedabad Mirror report, which quotes a letter from Bureau of Civil Aviation Security (BCAS) headquarters in New Delhi, says that suicide bombers might board Air India's Ahmedabad-Mumbai and Mumbai-Kochi flights scheduled for early morning departure on Saturday.
CISF DIG arrived at Kochi airport on Friday morning and held a review meet. Bomb disposal squad has also been deployed at the airport.
"An input received says: Air India flight on the midnight of October 24 (early morning of October 25) from Ahmedabad to Mumbai and early morning flight from Mumbai to Kochi on 25th morning at 0500 hrs. Suicide bomber in each flight separately. Please check thoroughly," reads the letter, says the Mirror report.
"Secondary security checks may be carried out at Ahmedabad and Mumbai airports for all flights around the concerned dates", it says.
Security measures in Kochi, Ahmedabad, Mumbai airports have already been beefed up.
After Modi became the prime minister, Ahmedabad has become a major target of terror groups, which seek to avenge the 2002 riots, the Mirror report quotes a senior police officer.