A Hyderabad-Dubai flight was cancelled after Rajiv Gandhi International (RGIA) Airport here received a threat email warning that the flight would be hijacked. The threat was subsequently declared a hoax, police said on Monday.
The airport terminal manager received the email on Sunday evening which mentioned that a passenger on the Hyderabad-Dubai flight is an ISI informer and that he would hijack the flight. It also said that he had received help from some other people at the airport.