Flight Kempegowda International Airport departs from Bangalore Kempegowda International Airport at 11:45 and arrives at Singapore Changi Airport at 19:05. The flighttime is about 4h 50m. The distance travelled ("as the bird flies"): 2911 Km. So the average speed is roughly 602 Km. There is an 2.5 hour time difference between Bangalore and Singapore
