Flight Changi Airport departs from Singapore Changi Airport at 08:55 and arrives at Bangalore Kempegowda International Airport at 10:45.
The flighttime is about 4h 20m. The distance travelled ("as the bird flies"): 2911 Km. So the average speed is roughly 672 Km.
There is an 2.5 hour time difference between Singapore and Bangalore
