What to Know About Singapore Airlines IST Terminal Airport Name Istanbul International Airport Singapore IST Terminal Address  Istanbul New Airport, Istanbul, Istanbul, Turkey Airport Code IST ICAO Code SIA IATA Code SQ Contact Number 17182444444 Terminal Terminal 3 Working Hours 24 hours Official Website www.singaporeair.com YouTube www.youtube.com/channel/UCIrr4E2y6Cv-2FSxk1_PBGQ Facebook www.facebook.com/singaporeair Twitter twitter.com/SingaporeAir Instagram Account www.instagram.com/singaporeair Experience … Continue reading Singapore Airlines IST Terminal – Istanbul International Airport