The flight was originated at Srilanka.
Changi Airport (IATA: SIN, ICAO: WSSS) is the major civilian airport for Singapore, and one of the largest transportation hubs in Southeast Asia. It is currently rated the World’s Best Airport by Skytrax,for the sixth consecutive year since 2013 and is one of the world’s busiest airports by international passenger and cargo traffic. The airport is located in Changi, at the eastern end of Singapore, approximately 20 kilometres northeast from Marina Bay (Singapore’s Downtown Core), on a 13-square-kilometre (5.0 sq mi) site. It is operated by Changi Airport Group and it is the home base of Singapore Airlines, Singapore Airlines Cargo, SilkAir, Scoot, Jetstar Asia Airways and BOC Aviation.