Sale of entry tickets for visitors will remain suspended at the Indira Gandhi International Airport in New Delhi till further notice. <br/><br/>In view of the present security scenario, Bureau of Civil Aviation Security has issued an advisory for all Indian airports banning the entry of visitors and sale of entry tickets. <br/><br/>Delhi International Airport Limited in a release said, the domestic passengers are advised to arrive at the airport at least two hours prior to the departure and International passengers arrive at least three hours to avoid last minute rush.