Kolkata, Chennai and Mumbai airports have reportedly been named among the world's worst airports in 2013, along with Islamabad airport, according to an online survey.
Kolkata's Netaji Subhas Chandra Bose International Airport has come third on the list of the world's worst airports as compiled by the survey by an online travel company, ahead of Islamabad's Benazir Bhutto International Airport, which is in the fourth place.
Chennai International Airport has been awarded the sixth place, while Mumbai's Chhatrapati Shivaji International Airport has come eighth on the list.
According to the Express Tribune, the Philippines' main Manila airport terminal was declared by the survey as the world's worst airport for the second year in a row.
The report further said that Italy's Bergamo airport, Paris Beauvais airport, Frankfurt Hahn airport, Rome Fiumicino airport and Los Angeles airport have been awarded the second, fifth, seventh, ninth and tenth places respectively.
The website asked travellers to rate their experiences across four factors i.e comfort, conveniences, cleanliness and customer service, the report added.