Flight Kuala Lumpur International Airport departs from Kuala Lumpur Kuala Lumpur International Airport at 21:35 and arrives at Kolkata Netaji Subhas Chandra Bose International Airport at 23:10.
The flighttime is about 4h 05m. The distance travelled ("as the bird flies"): 1465 Km. So the average speed is roughly 359 Km.
There is an 2.5 hour time difference between Kuala Lumpur and Kolkata
